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Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old pregnant woman, gravida 2, para 0, at 28 weeks of gestation presents to the physician for a prenatal visit. She has not had regular prenatal care. Her most recent abdominal ultrasound was at 20 weeks of gestation, and it confirmed accurate fetal dates and appropriate fetal development. She t... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old man presents with a 3-week history of fever, enlarged lymph nodes, fatigue, and a dry cough. The patient’s wife says she has noticed that he lost a lot of weight over the last 6 months and seems very pale. Over the last week, he has noticed a worsening non-productive cough and night sweats. ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> Seven days after initiation of induction chemotherapy for acute myeloid leukemia, a 56-year-old man develops leukopenia. He feels well. He has no history of serious cardiopulmonary disease. His temperature is 36.7°C (98.1°F), blood pressure is 110/65 mm Hg, pulse is 72/min, and respiratory rate is 14/min.... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man undergoes an elective cholecystectomy for repeated attacks of cholelithiasis over the last 5 years. In the operating room, rapid sequence intubation is performed using a certain muscle relaxant to prevent aspiration of gastric contents. During the procedure, atracurium is administered to... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-year-old boy is brought to the emergency department by ambulance after he was struck by a car while crossing the road. He is found to have a femur fracture and multiple bruises on presentation, but he is alert and hemodynamically stable. He says that the car "came out of nowhere" and that he has had ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man presents with left hip pain. He says that symptoms started a month ago and have progressively worsened. He says the pain has rendered him unable to report to work for the last 2 weeks. The pain was initially 4/10 in intensity, dull with no radiation and was aggravated to 5/10 in intensit... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 78-year-old woman with a history of breast cancer, status-post bilateral mastectomy, presents to the emergency department with progressive difficulty breathing, worsening fatigue, and 5 pounds of unintended weight loss over the past month. A portable chest x-ray reveals a massive right pleural effusion.... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> While studying the metabolism of a novel drug, the researcher identifies a molecule that inhibits its metabolism by binding with enzyme E. Molecule A inhibits the enzyme E by reversibly binding at the same active site on the enzyme where the drug binds. Which of the following statements best describes the... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man presents to a physician’s office with shortness of breath for 1 month. He is “easily winded” and is unable to keep up with his grandchildren when playing in the park. Over the last few weeks, he had to increase the number of pillows under his head to sleep comfortably. He denies a cough ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 51-year-old man comes to the physician because of severe pain while urinating for 4 days. He has also had to urinate more often than usual. Three weeks ago, he underwent surgery for an incarcerated hernia. While recovering, he developed septic shock and was treated in the intensive care unit. He was dis... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman with HIV infection comes to the emergency department because of a 4-week history of progressively worsening fatigue and headache. On mental status examination, the patient is somnolent and oriented only to person. Her CD4+ lymphocyte count is 80/mm3 (N ≥ 500). Analysis of this patient'... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old man comes to the physician because of a 2-week history of intermittent epigastric discomfort. He reports that his urine has been very dark, and his stools have been pale for the past week. His appetite has decreased, and he has had a 4.5-kg (10-lb) weight loss during this period. He has smok... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old woman is brought to the physician after passing out at home. Her husband reports that she suddenly lost consciousness for approximately 30 seconds while shoveling snow in the driveway. Immediately before the episode, she felt light-headed and short of breath. Two months ago, she experienced ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-month-old male infant is brought to the physician because of a 2-month history of fatigue and weakness. His mother reports that he has difficulty feeding. He is at the 20th percentile for height and 3rd percentile for weight. Physical examination shows an enlarged tongue. Crackles are heard at both lu... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old man presents to a medical office for follow-up of hypertension. He was recently diagnosed and has been managing his condition with diet modification and moderate-intensity exercise. Today, he brings a list of his recent at-home morning blood pressure readings. The systolic blood pressure rea... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 11-year-old boy is brought to the physician by his mother because of worsening fatigue. His mother reports that he seems to have trouble keeping up with his older brothers when playing outside. Physical examination shows conjunctival pallor. A hemoglobin electrophoresis is performed. This patient's res... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old African American man presents to the emergency department with central chest pressure. His symptoms started 1 day before. The pain was initially intermittent in nature but has become constant and radiates to his jaw and left shoulder. He also complains of some difficulty breathing. The patie... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old woman comes to the physician for the evaluation of progressive weakness and numbness for 3 months. The symptoms started in her lower legs and gradually moved to her upper legs and arms. During the last 5 days, she has also had bilateral facial weakness with headaches. She has hepatitis B and... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old G2P1 at 32 weeks gestation presents to the emergency department with complaints of severe abdominal pain, fatigue, and nausea. Physical examination is significant for profound jaundice and tenderness to palpation of the right upper quadrant of the abdomen. The patient returned 2 weeks ago fr... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old woman comes to the physician because of an episode of coughing with bloody sputum. Over the past 5 months, she has had a persistent nonproductive cough, excessive fatigue, and a 5.6-kg (12.3-lb) weight loss. She does not smoke. Physical examination shows no abnormalities. An x-ray of the che... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A group of researchers is conducting a prospective study to examine if dietary fiber intake is protective against coronary heart disease. Specifically, they are looking at the frequency of coronary heart incidents in a group of middle-aged men taking various daily amounts of water-insoluble fiber. The Pea... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old man comes to the physician because of a painful swelling above his buttocks for 1 week. He is unable to sit for extended periods because of the pain. He has obstructive sleep apnea and type 2 diabetes mellitus. His only medication is metformin. He appears anxious. He is 175 cm (5 ft 9 in) ta... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old girl comes to the physician because of a 3-year history of acne on her face and chest. She has no itching or scaling. She is concerned about the possibility of facial scarring and has never sought treatment. She has no history of serious illness. She takes no medications. She is 160 cm (5 ft... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-year-old boy is brought to the emergency department by his mother because he has been having difficulty breathing. He started having symptoms about 3 days ago when he started experiencing persistent coughing, runny nose, and a low grade fever. Since then he has been experiencing dyspnea that grew wor... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old taxi driver presents to his physician with complaints of itchy, watery eyes and excessive sneezing that have become more severe with the change of the seasons. He has previously taken an over-the-counter medication in the past with moderate relief of his symptoms, but it made him very drowsy... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old female college student comes to the physician for a sudden loss of visual acuity of her right eye. She noticed that she was unable to read the time on the alarm clock when she woke up in the morning. When she closes her right eye, she is able to see sharply. When she closes her left eye, she... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old man presents to his primary care provider complaining of abdominal pain. He reports a 6-month history of gradually progressive epigastric pain and 10 pounds of unexpected weight loss. He has also noticed that his skin feels itchier than usual. His past medical history is notable for gout, hy... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old girl from a recently immigrated family presents to the emergency department with episodes of severe coughing lasting up to several minutes followed by vomiting. She had a low grade fever and runny nose over the last 2 weeks but these coughing episodes just began one day prior to presentation.... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man presents with episodic abdominal pain and bloody diarrhea for the past week. He says that the abdominal pain is diffusely localized to the periumbilical region and is dull and cramping in character. He also reports episodes of painful, bloody diarrhea up to 7 times per day. A colonoscopy... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 14-year-old boy is brought to the emergency department because of a 2-day history of fatigue. He reports that during this time he has had occasional palpitations and shortness of breath. He has sickle cell disease. Current medications include hydroxyurea and folic acid. He appears fatigued. His temperat... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old woman comes to the office because of 4 episodes of loss of consciousness over the past 2 weeks. She recovered immediately and was not confused following the episodes. For the past 6 months, she has also had increased shortness of breath, palpitations, and chest tightness that resolves with r... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old woman is brought to the emergency department because of severe central chest pain, mild shortness of breath, and one episode of coughing up blood since waking up that morning. The pain worsens on inspiration, and she describes it as 8 out of 10 in intensity. Three months ago, she underwent a... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old Caucasian male with a history of peripheral vascular disease is admitted to the hospital with a painful, pulseless foot. He is prescribed antiplatelet and anticoagulant drugs. Which of the following matches a drug with its correct characteristic? ---- <<Choices:>> A) Warfarin: directly inhib... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old woman comes to the physician because of several episodes of dizziness during the last month. The episodes last between 30–40 seconds and during the episodes she feels as though she is spinning. Episodes usually occur immediately after lying down or suddenly sitting up from a reclined positio... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 31-year-old woman presents to her primary care physician because she has been experiencing diarrhea over the last several days. She returned from a cruise ship vacation 3 days ago and has recently been to many countries in Central and South America. After returning, she developed bloody diarrhea, nausea... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman that is currently being treated for chronic hepatitis C comes to the physician because of progressive fatigue for 10 days. Examination shows pale conjunctivae. Her hemoglobin concentration is 10.1 g/dL, serum total bilirubin concentration is 1.9 mg/dL, and LDH is 259 U/L (N = 45–90 U/L... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old boy is brought to a pediatrician by his parents. The parents say that the patient accidentally instilled a drop from a bottle of medicated eye drops into his right eye. According to them, the patient’s grandfather uses the eye drops which were prescribed for him by an ophthalmologist. The par... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old female comes to the physician’s office because of insomnia. For the past 9 months, the patient has been having a hard time falling asleep because she “can’t turn her mind off.” She is a student in a nearby university and spends hours at the end of each day worrying about her classes as well ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old girl is brought to the physician because of a slightly itchy rash that first appeared 3 days ago. Her mother says she has also been complaining of headaches and achy muscles since yesterday evening. The girl went on a camping trip for school 10 days ago. She recalls being bitten several times... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old man presents to the clinic for the third time in the past 3 weeks asking for an MRI of his lower back. He had initially gone to the gym as advised by his wife and had started doing some back exercises. The next day, he developed soreness in his lower back and spent the whole day online tryin... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old woman presents to the urgent care clinic for cough for the past five days. She recently moved to the area and has not yet established a primary care doctor. She has noticed worsening runny nose with congestion, sneezing, and tearing over the past few days. She initially thought that it was j... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 73-year-old woman with atrial fibrillation presents to your clinic to discuss the need for anticoagulation. Her PMH is significant for high blood pressure, diabetes mellitus type II, osteoporosis, and depression. She previously smoked but quit about 16 years ago. She has never had a stroke or TIA. Her p... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old woman is admitted to the hospital because of a 3-day history of tingling and weakness in the lower extremities. Neurologic examination shows areflexia of the ankle and knee joints bilaterally. Motor strength is 1/5 in both lower legs. Over the next 3 weeks, the patient's condition progresses... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old woman presents to her primary care physician for fatigue and blurry vision. She is a refugee from Syria who arrived in the United States 1 week ago. She has lived for the last 8 months in a refugee camp. She worked at a grocery store in Syria before being displaced from her home. She has one... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man was first evaluated for an enlarging neck mass with complaints of night sweats, fever, and weight loss. Excisional biopsy confirms the diagnosis of Burkitt lymphoma. The patient is started on a CODOX-M/IVAC chemotherapy regime. The physician notes a marked improvement, but is concerned a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 41-year-old man is brought to the emergency department 30 minutes after collapsing at home. Cardiopulmonary resuscitation is attempted for 10 minutes without success. A photograph of sections of the heart obtained at autopsy is shown. The patient's condition is most likely associated ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old woman comes to the physician with increasing fatigue and shortness of breath for 2 weeks. She has only passed very small amounts of urine over the past few days. During this time, she has also noticed that her feet appear unusually puffy for a few hours every morning. Three weeks ago, she ha... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 13-month-old male needs to have surgery for an undescended testicle. The child lives with his 16-year-old mother only. His 19-year-old father is not involved. From whom should the surgeon get consent for the procedure? ---- <<Choices:>> A) The mother B) The father C) A grandparent D) The hospital's medi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old boy is brought to the emergency department after he was bitten by a dog. The patient was at a friend's house, and he was bitten when he pulled the dog's tail while it was eating. The patient is currently doing well and has a dog bite on his right distal forearm. His temperature is 98.2°F (36.... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman, otherwise healthy, presents with frequent nosebleeds and bruising on her legs. She says that her symptoms started about 6 months ago and have not improved. She remembers that her 8-year-old son had similar symptoms about a month ago following a viral respiratory infection, but his sym... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old woman comes to the physician because of urinary straining and delayed flow of urine for 1 month. She has a medical history significant for long-standing asthma. Recently, she has been taking albuterol more frequently on an as-needed basis. She was diagnosed with major depression last year. C... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old girl is brought by her mother to her pediatrician’s office for a follow-up visit. She was diagnosed with asthma about 4 years ago and has been on medications ever since. She came into the doctor’s office about a month ago with an escalation of her symptoms. She told her doctor that she has b... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-year-old woman presents with recurrent headaches. The pain is usually unilateral, pulsatile in character, exacerbated by light and noise, and usually lasts for a few hours to a full day. The pain is sometimes triggered by eating chocolates. These headaches disturb her daily routine activities. The p... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old man is brought to the emergency department by the police after threatening to harm his roommate earlier today. He reports that someone on the radio told him to do so. His family reports that, during the past two years, the patient has become increasingly more withdrawn from family and friend... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 46-year-old anesthesiologist is found placing several syringes of amobarbital in his backpack prior to leaving the hospital. When confronted, the anesthesiologist admits that he began abusing the medication the previous year, after his divorce was finalized. He has been using it on a daily basis since t... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man is brought to the emergency department for 1 episode of bloody emesis. He reports feeling lightheaded this morning and shortly after breakfast, he felt nauseous and had an episode of bloody emesis. He denies any trauma, fever, abnormal ingestions, or recent infections. He endorses black ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> Shortly after undergoing a bipolar prosthesis for a displaced femoral neck fracture of the left hip acquired after a fall the day before, an 80-year-old woman suddenly develops dyspnea. The surgery under general anesthesia with sevoflurane was uneventful, lasting 98 minutes, during which the patient maint... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman presents to her primary care physician complaining of weakness and rash for the past 2 months. She says her symptoms had a gradual onset at first, but over the past 2 weeks she has grown more concerned as she now has difficulty going up and down the stairs in her apartment. Her rash is... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-day-old, full-term infant born by uncomplicated vaginal delivery is brought to a pediatrician by his mother, who notes that her son's skin appears yellow. She reports that the child cries several times per day, but sleeps 7-8 hours at night, uninterrupted. She has been breastfeeding exclusively and fe... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old female comes to the office because of a 3-week history of vaginal discharge and itching despite cleaning her genitals with a vaginal douche. Her last menstrual period was one week ago. She is sexually active with her new boyfriend. She has an intrauterine device and does not use barrier prot... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old boy who has no known past medical or family history is brought by his parents to his pediatrician for new symptoms. Specifically, his parents state that he has suffered from a fever associated with diarrhea and conjunctivitis over the past week or so. His parents note that he has never had an... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman with no past medical history presents to her PCP for a routine checkup. She feels generally healthy but has noticed a new vaginal discharge that has a strange odor. The patient has been in a long-term relationship and denies any new sexual partners. She denies vaginal itching, abnormal... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 50-year-old African-American woman comes to the physician because of right elbow pain for the past 12 hours. The pain is currently at 7 out of 10 in intensity. She has not had any trauma to the right elbow. She also reports general malaise. She had a miscarriage at the age of 37 years. One year ago, she... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old man is brought to his primary care physician by his daughter for forgetfulness. The patient’s daughter reports that over the past 2 weeks the patient has become more confused. He did not remember to pick up his car from the body shop last week, and yesterday, he did not show up to his grands... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old man presents to the physician for a follow-up examination. During the previous visit, splenomegaly was detected on the abdominal exam, which has been confirmed by abdominal ultrasound. He has no complaints other than fatigue for several months. There is no history of serious illness. His onl... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man comes to the physician because of balance problems. He follows a vegan diet and does not eat meat, eggs, or dairy. Physical examination shows pale oral mucosa and conjunctivae. Neurologic examination shows normal strength in all extremities and decreased sense to vibration in his lower e... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman presents to her primary care physician for generalized fatigue. She states that she is doing well but that she always feels tired. She started exercising to have more energy, finds that she tires easily, and has not felt motivated to return to the gym. She is doing well and is excellin... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman, gravida 1, para 0, at 24 weeks' gestation comes to the physician for a prenatal visit. She feels well. She has no history of medical illness and takes no medications. Her fasting serum glucose is 91 mg/dL. One hour after drinking a concentrated glucose solution, her serum glucose conc... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old woman presents to the emergency department with weakness of her legs which has progressed to an inability for her to stand. The patient works as a school teacher in Alaska and regularly goes hiking and camping. She recently returned from a camping trip where she hiked through tall brush and ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-year-old male presents to the emergency room smelling quite heavily of alcohol and is unconscious. A blood test reveals severe hypoglycemic and ketoacidemia. A previous medical history states that he does not have diabetes. The metabolism of ethanol in this patient's hepatocytes resulted in an incre... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 7-year-old girl is brought to the physician for a well-child examination. She feels well. She emigrated from India 3 months ago. There is no family history of serious illness. Her immunizations are up-to-date. She is at 60th percentile for height and weight. Her temperature is 37°C (9... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> Please refer to the summary above to answer this question An 8-year-old boy is brought to the physician by his mother for a well-child examination at a clinic for low-income residents. Although her son's elementary school offers free afterschool programming, her son has not been interested in attending. B... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> Two days after delivery, a 2450-g (5-lb 6-oz) male newborn has three episodes of green vomitus. He has passed urine twice a day, but has not yet passed stool. He was born at 34 weeks' gestation. He appears irritable. His temperature is 37.3°C (99.1°F), pulse is 161/min, respirations are 56/min, and blood ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-week-old boy is brought to see his pediatrician. His mother says that he has not been feeding well and forcefully vomited after every feed over the past 4 days. The infant was born at 39 weeks gestation via spontaneous vaginal delivery. He is up to date on all vaccines and is meeting all developmental... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man presents to his primary care physician because he has been feeling increasingly short of breath. Specifically, after retirement he has been going on daily morning walks with his wife; however, over the last year he feels that his endurance has decreased. His medical history is significan... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 75-year-old woman is brought to the emergency department because of vomiting, abdominal pain, and constipation for the past 2 days. She has urinated frequently over the past week and has become excessively thirsty during this time. She has no significant past medical history. She is a 30-pack-year smoke... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman comes to the physician because of a painless lesion on the arm that first appeared 5 days after she visited a petting zoo. The lesion began as a small papule and then became a blister that has since ulcerated. Her temperature is 38.3°C (101°F). Examination shows a black eschar with ede... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old man with a history of hypertension presents 6 days after being admitted for new-onset atrial fibrillation with the rapid ventricular rate with a painful lesion on his left leg. He says his heart rate has been well-controlled since starting metoprolol and warfarin in the hospital but says he ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old patient presents to the dermatologist with a new skin rash. The patient has noticed new bumps on her arm over the past 1 month. The bumps are about 0.5 cm in diameter and are filled with a clear fluid. They extend on both arms but are not in her mouth or torso. The lesions do not pop with pr... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old woman presents to the emergency department because of shortness of breath. She has been experiencing an increasing inability to breathe following strenuous activity. This includes climbing stairs and walking a few blocks down the street. During the day, her breathing becomes more pronounced ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old previously healthy male presents to your office with complaints of facial pressure and rhinorrhea for the past 3 weeks. The patient reports that several weeks prior, he had a “common cold” which resolved. However, he has since developed worsening facial pressure, especially over his cheeks a... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old man is brought to the emergency department 30 minutes after he was involved in a motorcycle collision. Physical examination shows a deep laceration on the volar surface of the distal left forearm. Neurological examination shows loss of abduction and opposition of the left thumb. The radial a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man presents to the emergency department after several episodes of bloody stools that started 6 hours ago. The patient denies nausea, vomiting, or diarrhea. On examination, he is pale and cachectic. The patient’s abdomen is nontender to palpation on the exam. His heart rate is 120/min and bl... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old man comes to the physician because of a 4-month history of persistent cough productive of white phlegm. He coughs consistently throughout the day, and he has not noticed any particular triggers that make it worse. He has also recently experienced some shortness of breath with exertion. He ha... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old female with no significant past medical history presents to the emergency department complaining of chest pain. She states that she was visiting her boyfriend in the hospital and, approximately 10 minutes ago, she developed chest pain associated with sweating, palpitations, nausea, and chill... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old woman is brought to the emergency department by her sister 1 hour after she was found unconscious at home. She appears lethargic. Her temperature is 37°C (98.6°F), pulse is 80/min, respirations are 5/min, and blood pressure is 120/70 mm Hg. Urine toxicology screening is positive for alcohol,... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man presents to a clinic for a regular follow-up. He was diagnosed with Wilson’s disease 20 years ago and underwent a human leukocyte antigen–matched liver transplant 15 years ago. Today he is feeling fine and has no complaints except for a new, mild jaundice that his wife noticed a few week... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old boy is brought to his pediatrician due to increased shortness of breath. His mother is particularly disturbed because her son wakes up breathless one or 2 nights every week. He was diagnosed with asthma 2 years ago. Over the past few months, he has not been able to participate in any sport an... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old medical student enrolls in an exercise research study. Spirometry testing, along with arterial and venous blood gases, are performed immediately before and after 15 minutes of exercising on a stationary bicycle. How do you expect the venous pH, arterial pCO2, and venous pCO2 to respond? ----... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old imprisoned man is brought to the physician after going on a hunger strike for 36 hours. During this time, he has only had two cups of water. Physical examination shows dry mucous membranes. His serum glucose concentration is 70 mg/dL. Which of the following enzymes contributes most to mainta... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old man presents to the emergency department with a chief concern of abdominal pain and diarrhea. The patient states that for the past 4 days he has experienced abdominal pain, diarrhea, weakness and a subjective fever. He also endorses a weight loss of 11 pounds during this time. The patient ha... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 31-year-old man is rushed to the emergency department after an all-night binge that included smoking, alcohol, and cocaine. He complains of chest fluttering, fatigue, and lightheadedness. His past medical and family history are noncontributory. Social history is positive for occasiona... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A scientist is studying how animals regulate their blood pressure in response to various stimuli. In particular, she is interested in how much a novel compound that binds to both alpha-1 and beta-1 adrenergic receptors will affect blood pressure. She studies this question in non-human primates, but finds ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A hepatologist has learned about the survival benefit of Noxbinle (tumorolimus) in hepatocellular carcinoma (HCC) patients from a fellow physician. She is looking at a list of HCC patients on her hospital's hepatology consult service and trying to identify candidates who might derive more survival benefit... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An error occurs during the embryologic development of the kidney. It is found that the fetus lacks proper ureters, major and minor calyces, and renal pelvises. In this fetus, what other renal structure would be expected to be absent? ---- <<Choices:>> A) Collecting ducts B) Ductus deferens C) Distal convo... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying the effects of tissue hypoxia on skeletal muscles. Skeletal muscle hypoxia is induced by decreasing oxygen delivery to peripheral tissues. Which of the following is most likely to achieve this desired effect? ---- <<Choices:>> A) Decrease the serum 2,3-bisphosphoglycerate conce... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old woman presents to the doctor’s office complaining of frequent episodes of severe heartburn and chest pain. It feels like food is getting stuck in her throat somewhere. She wakes up at night in fits of coughing and in pain. Antacids and other over the counter remedies do not improve the disco... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old man comes to the physician because of a 3-week history of malaise and recurrent fever. He has also had a 4.5-kg (10-lb) weight loss over the past 3 months. He came back from his honeymoon in Kenya 6 months ago. He appears ill. His temperature is 39°C (102.2°F). He is alert and oriented to pe... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old Caucasian male presents to your office complaining of urinary hesitancy and decreased urinary flow. His blood pressure is measured to be 168/95. You prescribe prazosin. Which best describes the principal action(s) of prazosin? ---- <<Choices:>> A) Relaxation of urinary sphincter and reductio... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is referred to the infectious disease clinic for recurrent pneumonia. Although he has had several previous hospital admissions and received multiple courses of antibiotic therapy, he continues to get sick. On his most recent hospital admission, the boy presented with mild fever, right-sid... | C |
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