query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Pigmented "muddy brown" granular cast is characteristic of | AKI from ATN due to ischemic injury, sepsis, or ceain nephrotoxins has characteristic urine sediment findings: pigmented "muddy brown" granular casts and tubular epithelial cell casts. These findings may be absent in more than 20% of cases Ref: Harrison 19e pg: 1805 | 6,200 | medmcqa_train |
A 35-year-old hypertension patient. CXR shows? | Ans. (c) Coarctation of aorta. | 6,201 | medmcqa_train |
7Which is the most prominent spinous process? | C7 is most prominent spinous process seen at the neck region just above T 1 veebrae BD CHAURASIA HUMAN ANATOMY Vol 3 | 6,202 | medmcqa_train |
If a fracture, gives the pattern of the striking surface of the weapon it is called | Signature fracture This is a depressed comminuted fracture produced by an object with a small striking surface and will give the pattern of the striking surface of the weapon which caused it like a hammer, butt of a rifle, etc. The weapon which caused the injury can be identified. Ref: FORENSIC MEDICINE AND TOXICOLOGY ... | 6,203 | medmcqa_train |
Crude birth rate is a simplest measure of fertility because it includes | Crude birth rate : Number of live births in a year per 1000 mid-year population.
CBR is simplest indicator of fertility : Total mid-year population is not exposed to child bearing thus it doesnot give true idea of fertility of a population. | 6,204 | medmcqa_train |
which layer of cornea helps in maintaining hydration OF stroma of cornea | REF : AK KHURANA 7TH ED | 6,205 | medmcqa_train |
Palpable purpura is caused by | palpable purpura is due to deposition of immune complexes at the site, seen in HSP,Ahritis, gut vasculitis,glomerulonephritis, bacterial endocarditis, gonococcaemia,meningococcaemia and rocky mountain spotted fever. Page no.309. Reference IADVL's concise textbook of dermatology | 6,206 | medmcqa_train |
Tricyclic antidepressant are contraindicated in: | Due to anticholinergic action, TCAs should be avoided in glaucoma These agents block muscarinic acetylcholine receptors, resulting in anticholinergic effects (e.g., dry mouth, blurred vision, urine retention, constipation); they are contraindicated in patients with glaucoma. | 6,207 | medmcqa_train |
With DMPA, the next injection may be taken latest by: | DMPA is effective for 13 weeks. It has grace period of 4 weeks, which means that this woman can get her next injection before completed 17 weeks. If she comes later than 17 weeks, then she will be given injection but will have to use backup for next 7 days, as injections would take time to become effective. | 6,208 | medmcqa_train |
Regarding furosemide true statement is: | Ans. (A) Acute pulmonary edema is an indication(Ref: Katzung 10/e p250)Furosemide possesses vasodilatory action which is responsible for quick relief in LVF and pulmonary edema (used i.v.). It can be used orally as well as parenterally. | 6,209 | medmcqa_train |
During surgery for aortic arch aneurysm under deep hypothermic circulatory arrest which of the following anaesthetic agent administered prior to circulatory arrest that also provides cerebral protection? | (B) Thiopental Sodium # Uses of Thiopentone Sodium:> Induction of anaesthesia;> Maintenance of anaesthesia for short procedures;> Basal narcosis by rectal administration;> Treatment of status epilepticus;> Reduction of intracranial pressure;> Fordiagnostic operative neurological procedures. | 6,210 | medmcqa_train |
Neonatal fat necrosis resembles which of the following – a) Post steroidal panniculitisb) Erythema induratumc) Lipodermatosclerosisd) Lupus panniculitis | I think there is printing mistake in this question. There should be except in this question. In that case answer will be erythema induratum.
Neonatal fat necrosis, post-steroidal panniculitis, Lipodermatosclerosis and lupus panniculitis belong to same group, i.e. Mostly lobular panniculitis without vasculitis.
Erythema... | 6,211 | medmcqa_train |
Which of the following is NOT TRUE regarding PROPOFOL ? | Ketamine is safe in porphyria. | 6,212 | medmcqa_train |
First clinical feature of cerebello-pontine angle tumor is ? | Answer- B. Loss of corneal reflexAbsent corneal reflex is the earliest sign of cerebellopontine (CP) angle tumors like acoustic neuroma. | 6,213 | medmcqa_train |
A 5-year-old boy comes with overnight petechial spots 2 weeks back he had a history of abdominal pain and no hepatosplenomegaly. Diagnosis is – | Petechial spots without hepatosplenomegaly in a 5-year-old boy suggest the diagnosis of ITP.
About other options
Acute leukaemia
Acute leukaemia will give features of involvement of all the three lineages i.e.
anaemia (erythrocyte involvement)
fever (due to neutrophil involvement)
bleeding (due to platelet involvement... | 6,214 | medmcqa_train |
Bevacizumab is used for treatment of carcinoma of: | The use of bevacizumab (a monoclonal antibody to VEGF) was recently approved by the U.S. Food and Drug Administration (FDA) for use in metastatic breast cancer in combination with paclitaxel chemotherapy. This approval was based on results from a phase III trial by the Eastern Cooperative Oncology Group. The group's E2... | 6,215 | medmcqa_train |
Zero order kinetics is shown by which drug - | Ans. is 'b' i.e., Theophylline 1 o Drugs showing zero/pseudo-zero order kinetics :# Phenytoin# Tolbutamide# Theophylline# Warfarin# Alcohol# Salicylates (Aspirin) | 6,216 | medmcqa_train |
Homer's syndrome consists of- | D i.e. Miosis and ptosis Homer's syndrome presents with - ENopthalmos Q, Ptosis Q, Anhidrosis, Loss of ciliospinal reflexes Q, MiosisQ (Mnemonic - "NO-PALM") Way of remembering - all things are decreased whether it be the size of pupil (miosis), or proptosis of eye (enopthalmos), or palpebral size (ptosis), or unilater... | 6,217 | medmcqa_train |
When is this gross motor milestone attained by a child? | The given picture shows a child creeping upstairs, that comes at around 15 months age; Another impoant milestone that appears at around 15 months age is Jargon speech | 6,218 | medmcqa_train |
Which one of the following drugs is not a uterine relaxant? | Isoxsuprine, magnesium, ritodrine, salbutamol, and terbutaline to some extent, atosiban, calcium channel blockers could act as uterine relaxants or tocolytics Ref: KD Tripathi 8th ed | 6,219 | medmcqa_train |
An example of a preventive antioxidant is: | Antioxidants fall into two classes:
Preventive antioxidants, which reduce the rate of chain initiation. ex: Catalase and other peroxidases such as glutathione peroxidase.
Chain-breaking antioxidants, which interfere with chain propagation. ex: Superoxide Dismutase, Uric Acid, Vitamin E (Most powerful).
Key Concept:... | 6,220 | medmcqa_train |
Characteristic of exudative fluid is - | Ans. is 'd' i.e., Cellular debris Types of edema fluidIn edema, the fluid accumulated in interstitial fluid may be either a transudate or an exudate. Exudate is an inflammatory fluid that contains high protein content, cellular debris, and specific gravity >1.020. It occurs due to increased vascular permeability.Transu... | 6,221 | medmcqa_train |
Largest turbinate is | Conchae or turbinates are the curved bony projections directed downwards and medially.Below and lateral to each concha is the corresponding meatus.From above downwards the conchae are superior, middle, and inferior nasal conchae. Sometimes a 4th concha, the concha suprema is also present. Superior and middle nasal conc... | 6,222 | medmcqa_train |
The following statments are true for negri bodies except - | Ans. is 'd' i.e., They do not contain rabies virus antigen | 6,223 | medmcqa_train |
HIV transmission to the newborn is most commonly and effectively by | Ans. b (Vaginal delivery). (Ref. Harrison's Principles of Internal Medicine, 16th/pg.38, 1082)MATERN AL-FETAL/INFANT TRANSMISSION# The predominant cause of HIV infection in children is transmission of the virus from the mother to the newborn during the perinatal period.# The majority of cases of mother-to-child (vertic... | 6,224 | medmcqa_train |
A patient presents with headache for one hour on awakening, associated with nasal stuffiness and reddening of eye. Suggestive of | (A) Cluster headache # Cluster headache (CH) is an idiopathic syndrome consisting of recurrent brief attacks of sudden, severe, unilateral periorbita pain> Attacks of CH are typically short in duration (5-180 min) and occur with a frequency from once every other day to 8 times a day, particularly during sleep. As oppos... | 6,225 | medmcqa_train |
Hematuria during labour in previous is sign of - | Ans. is a i.e. Impending rupture of scar Now friends - here in the question it is asked specifically that hematuria is seen in a patient with previous LSCS during labour - which indicates impending rupture of scar? "There are no reliable signs of impending uterine rupture that occurs before labor, although the sudden a... | 6,226 | medmcqa_train |
All the following statements are true for influenza viruses except: | Influenza viruses show following features: 1. Influenza viruses are spherical or filamentous,posses helical symmetry, enveloped paicles 80-120 nm in diameter. 2. Influenza virus is composed of a characteristic segmented single-stranded RNA genome, a nucleocapsid, and an envelope. 3. The viral genome is a single-strande... | 6,227 | medmcqa_train |
Macrocytic anaemia in children is produced by all except - | Ans. is 'c' i.e., Copper deficiency Morphology of RBC o Normal human red blood cells are biconcave discs (diskocytes) with a.mean diameter of about 7.5 m. o The hemoglobin of red cells is located peripherally, leaving an area of central pallor equal to approximately 30-35% of diameter of the cells. o Cells of normal si... | 6,228 | medmcqa_train |
Lateral Medullary Syndrome involves all of the following cranial nerves, Except: | Answer is D (XII CN): Cranial Nerve XII is involved in the Medial medullary syndrome and not in Lateral medullary syndrome. Lateral Medullary Syndrome involves the spinal nucleus of the trigeminal nerve and its tract (CN V); Vestibular nuclei (CN VIII); Nucleus Ambiguous (IX, X, XI) and fibers of the cranial nerves IX ... | 6,229 | medmcqa_train |
Bivalent meningococcal vaccine is ? | Ans. is 'b' i.e., A C Two type of meningococcal vaccine develop Unconjugated polysaccharide vaccine. Conjugated group C vaccine. Polysaccharide vaccines Internationally marketed meningococcal polysaccharide vaccines are o Bivalent (A and C), Trivalent (A, C and W-135) Tetravalent (A, C, Y and W-135). The vaccines are p... | 6,230 | medmcqa_train |
A patient has extremely enlarged palatine tonsils. You suggest surgical removal of the tonsils, but you do explain that there is a small risk of the surgery, which may result in which of the following? | The palatine tonsil sits in the lateral wall of the oropharynx in the palatine arch posterior to the palatoglossus muscle and anterior to the palatopharyngeus muscle. In the bed of the palatine tonsil runs the glossopharyngeal CN (IX) that carries afferent information back to the brain regarding both general sensation ... | 6,231 | medmcqa_train |
A per NFHS III data, the wealthiest state is: | Delhi has the highest percentage of population (70%) in the highest quintile of wealth index, followed by Goa (55%). States with low wealth index include Chhattisgarh and Orissa. Ref: Park 21st edition page: 639. | 6,232 | medmcqa_train |
Calcification is best detected by - | Calcification is best detected by CT scan. | 6,233 | medmcqa_train |
A 3-day-old male has a noticeably small mandible. A CT scan and physical examinations reveal hypoplasia of the mandible, cleft palate, and defects of the eye and ear. Abnormal development of which of the following pharyngeal arches will most likely produce such symptoms? | The listed symptoms are typical of first arch syndrome because the first arch normally gives rise to muscles of mastication, mylohyoid, anterior belly of the digastric, tensor tympani, tensor veli palatini, malleus, and incus. Abnormal development of the second arch would affect the muscles of facial expression, the st... | 6,234 | medmcqa_train |
A 70-year male utters same answers to all questions. He is suffering from | Same answers to all questions' can be seen in schizophrenia, mania and organic brain disease also but the age factor in this question is pointing more towards organic brain disease like dementia. Hence option C is more appropriate answer among the given options. Reference: The peak ages of onset of schizophrenia are 10... | 6,235 | medmcqa_train |
Onset of post spinal headache is usually at hours after spinal anesthesia | Ans. is 'c' i.e., 12 - 72 | 6,236 | medmcqa_train |
A 6-year old child who presented with perianal pruritus, excoriation of skin and nocturnal enuresis was found to be infected with a parasite causing autoinfection. The infective form of parasite for humans is the - | Enterobius vermicularus mainly affects children. The gravid female worm lays ova around the anus ,causing itching especially at night .The ova are often carried to the mouth on the fingers & so re-infection or human to human infection takes place. Reference: Harrison20th edition pg 1120 | 6,237 | medmcqa_train |
Child admitted with meningitis. Examination reveals gram negative diplococci. History of previous similar infection is present with same organism. Which of the following should be suspected? | Ans: A (Complement deficiency) Ref: Harrison's Principles of Internal Medicine, 17th edition, 2008, Chapter 136, pg: 911 and Nelson Textbook of Pediatrics, 19th editionExplanation:Defects in Complement SystemHost DefectDisease or Therapy Associated With DefectCommon Etioiogic Agent of InfectionC3* Congenital liver dise... | 6,238 | medmcqa_train |
Non coding RNAs are: | A, B, C, i.e. siRNA, miRNA, tRNANoncoding (nc) RNAs are all RNAs that do not encode protein. They are also called non protein coding (npc) RNA, non-messenger (nm) RNA, small (s) RNA, and functional (fl RNA. The gene (DNA sequence) from which a nc-RNA is transcribed as end product is called non coding RNA gene or RNA ge... | 6,239 | medmcqa_train |
All of the following is true about achalasia cardia except- | Ans. is 'b' i.e., Males are affected more than the females * Achalasia cardia is a motor disorder of the esophageal smooth muscle in which the LES does not relax normally with swallowing, & the esophageal body undergoes nonperistaltic contractions. (Primary peristalsis is absent or reduced).* The pathogenesis of Achlas... | 6,240 | medmcqa_train |
Fenestration operation is which type of tympanoplasty? | Types of Tympanoplasty Wullstein classified tympanoplasty into five types . Type I Defect is perforation of tympanic membrane which is repaired with a graft. It is also called myringoplasty. Type II Defect is perforation of tympanic membrane with erosion of malleus. Graft is placed on the incus or remnant of malleus. T... | 6,241 | medmcqa_train |
External Cephalic Version (ECV) is contraindicated in all of the following , EXCEPT? | ECV -Absolute contraindications : Placenta pre Multifetal gestation Severe contracted pelvis - Relative contraindications Early labor oligohydramnios or rupture of membranes structural uterine abnormalities fetal growth restriction prior abruption | 6,242 | medmcqa_train |
The external urethral sphincter is located in which of the following regions? | The external urethral sphincter is the voluntary sphincter composed of skeletal muscle, the sphincter urethrae muscle. This muscle, along with the deep transverse perineal muscle, are in the deep perineal space and form the muscular layer of the urogenital diaphragm. The internal urethral sphincter is composed of smoot... | 6,243 | medmcqa_train |
Neurotransmitter released in response to raised blood pressure: | Ans. A. AcetylcholineWhenever blood pressure rises, there is reflex stimulation of baroreceptors. These release Ach and depress the heart. | 6,244 | medmcqa_train |
A 43-year-old man is hit in the face with a baseball bat and presents to the emergency department with massive facial swelling, ecchymosis, and an elongated face. There is mobility of the middle third of the face on digital manipulation of the maxilla. What is the likely diagnosis? | The physical findings are characteristics of a Le Fort III fracture (Figure below). In this injury, the fracture passes through maxilla and nasal bones and above the zygomatic bone.Classic Le Fort fracture patterns | 6,245 | medmcqa_train |
Ovary develop from: | Ans. is b, i.e. Genital ridgeRef: Dutta Gynae 8th/ed, p38Male and female derivatives of embryonic urogenital structures.Part of female genital systemOriginates fromOvaryGenital ridgeFallopiantubesUterus CervixUpperpartofvagina [?][?][?][?][?][?][?][?][?] Mullerian/paramesonephric ductLower part of vaginaSinovaginal bul... | 6,246 | medmcqa_train |
Characteristic toxicity of daxorubicin - | Ans. is 'b' i.e., Cardiotoxicity Anthracvclineso Anthracyclines are anticancer antibiotics and they include Doxorubicin (Adriamycin) and Daunorubicin.o The major toxicity of anthracyclines is potentially irreversible cumulative dose related toxicityo They may causes arrhythmias and cardiomyopathy. Because of their card... | 6,247 | medmcqa_train |
Which of the following event occurs during the ovulation phase ? | The activins and inhibins are glycoproteins that belong to the transforming growth factor -b superfamily. They are secreted from granulose cells. FSH induces steroidogenesis (estradiol production) in granulosa cells in the preovulatory phase (follicular phase). Stimulation of the arrested meiotic division of the ovum o... | 6,248 | medmcqa_train |
The Ames test is a method for detecting | Mutagenesis in bacteria The Ames test is carried out in Salmonella and detects mutations in the bacterial DNA. Because mutagenic potential is associated with carcinogenic risk for many chemicals, the Ames test is often used to claim that a paicular agent may be a carcinogen. However, the test itself only detects mutati... | 6,249 | medmcqa_train |
Ureteric constriction is seen at all the following positions, except | Ureter has three constrictions, which are the most common sites of renal calculus obstruction: at the pelvi-ureteric junction (PUJ) of the renal pelvis and the ureter as the ureter enters the pelvis and crosses over the common iliac aery bifurcation at the vesicoureteric junction (VUJ) as the ureter obliquely enters th... | 6,250 | medmcqa_train |
Most important muscle which opens mouth is - | Lateral pterygoid depresses the mandible to open the mouth, with suprahyoid muscles. | 6,251 | medmcqa_train |
Temp of water used to cool the burn wound? | 15ºC is the best temp for cooling burn wound. | 6,252 | medmcqa_train |
A male 45 years old presents to the dental clinic with pain in lower back tooth region. Intraoral examination reveals carious 36. Root canal treatment done and metal ceramic crown has to be placed. Dentist makes an impression. All of the following are the properties of the material except: | To produce accurate replicas of intra- and extraoral tissues, the impression materials should be:
Sufficiently fluid to adapt to the oral tissues.
Viscous enough to be contained in a tray.
Able to transform (set) into a rubbery or rigid solid in the mouth in a reasonable time (less than 7 min).
Resistant to distortio... | 6,253 | medmcqa_train |
Desert rheumatism is caused by: | Ans. C. CoccidioidesSporothrix (Sporotrochosis), Histoplasma (Histoplasmosis), Coccidioides (Desert rheumatism or Valley fever), Paracoccidioides (South American Blastomycosis), Blastomyces (North American Blastomycosis), Talaromycesmarneffei. | 6,254 | medmcqa_train |
A 40 year old female presented with numerous, nonitchy, erythematous scaly papules (lesions) on trunk, with few oral white mucosal plaques. She also had erosive lesions in perianal area. The probable diagnosis is | B i.e. Secondary syphilis Secondary syphilis presents with generalized, symmetrical, nonitchy, coppery red maculoppular lesions (+- scales) on trunk, extremities and even palm and solesQ. Oral and genital superficial mucosal erosion (patches) are painless silver-grayQ surrounded by red periphery. And warm, moist, inter... | 6,255 | medmcqa_train |
Based on the type of life cycle, zoonoses are classified into all of the following except - | Ans. is 'c' i.e., Anthropozoonoses Classification of zoonoses 1) Based on direction of transmission : (i) Anthropozoonoses, (ii) Zoonthroponoses, and (iii) Amphixenoses 2) Based on type of life cycle : (i) Direct zoonoses, (ii) Cyclo-zoonoses, (iii) Meta-zoonoses, and (iv) Sporozoonoses. | 6,256 | medmcqa_train |
A 58 year old male alcoholic with chronic pancreatitis develops a palpable abdominal mass. Ultrasound reveals a 9 cm cystic lesion adjacent to the pancreas. An impoant complication that might occur if this cyst ruptured would be? | The patient most likely has a pancreatic pseudocyst, which is a complication of pancreatitis. Pancreatic pseudocyst is not a true cyst; it is lined by granulation tissue and collagen. It contains pancreatic juices and lysed blood, so rupture would spill the active digestive enzymes onto the adjacent viscera, paicularly... | 6,257 | medmcqa_train |
What is the wavelength of light used in light cure system: | The range is 400-500nm.
But if question has been asked for specific wavelength then 474nm is more appropriate. | 6,258 | medmcqa_train |
Signs and symptoms usually develop within 15-30 minutes of strychnine ingestion. What is the fatal dose of strychnine? | Strychnine poisoning: It is an alkaloid derived from the seeds of the tree Strychnos nux-vomica. The potentially fatal dose of strychnine is approximately 50-100 mg (1 mg/kg) and fatal period is 1-2 hours. Strychnine competitively antagonizes glycine, an inhibitory neurotransmitter released by postsynaptic inhibitory n... | 6,259 | medmcqa_train |
Which of the following drugs decreases the effect of levodopa- | Ans. is 'c' i.e., Vit. B complex Interactions of levodopa Pyridoxine abolishes the therapeutic effect by enhancing peripheral decarboxylation of levodpa. Less levodpoa is thus available to cross BBB, to be conveed into dopamine in dopaminergic neurones in CNS Phenothiazines, butyrophenones, and metoclopramide reverse t... | 6,260 | medmcqa_train |
Which of the following contraceptives can prevent a pregnancy when used alone after an act of unprotected intercourse? | Emergency contraceptives IUCD: Can prevent implantation up till 5th day of unprotected inter-course Progesterone only pill: LNG 1.5 mg :can reduce tubal motility , make endometrium 'Out of Phase" for implantation of embryo Combined Pill: the Yuzpe regimen can prevent embryo implantation since the estrogen component mak... | 6,261 | medmcqa_train |
All except one are true about spinothalamic tract | Anterior spinothalamic tract joins medial lemniscus. | 6,262 | medmcqa_train |
Hypercalciuria is seen in - | <p>Primary hyperparathyroidism is a generalized disorder of calcium, phosphate, and bone metabolism due to an increased secretion of PTH. The elevation of circulating hormone usually leads to hypercalcemia and hypophosphatemia. There is great variation in the manifestations. Patients may present with multiple signs and... | 6,263 | medmcqa_train |
Following anatomical changes predisposes to angle closure glaucoma except: March 2007 | Ans. B: Flat cornea Angle closure glaucoma is caused by contact between the iris and trabecular meshwork, which in turn obstructs outflow of the aqueous humor from the eye. Predisposing factors include sho eye, small corneal diameter, a shallow anterior chamber, and a relative anterior positioning of the lens-iris diap... | 6,264 | medmcqa_train |
Which of the following ovarian tumor is most prone to undergo torsion during pregnancy : | "A benign cystic teratoma is the most common neoplasm to undergo torsion, and it to the M/C benign tumor diagnosed during pregnancy." A benign cystic teratoma is synonymous to dermoid cyst. REF : gynecology book of shaw 17th | 6,265 | medmcqa_train |
Per TCA with 3 NADH and 1 FADH2, generates how many ATP- | Ans. is 'b' i.e., 9 o One N ADH produces 2.5 ATP and one FADH2 produces 1.5 ATP. Thus 3 NADH and 1 FADH2 will produce 9 ATP.o There is production of ATP at substrate level also. Thus total 10 ATP molecules are produced per cycle.Energetics of TCA cycles iKreb's cycle)o One turn of the TCA cycle, starting with acetyl Co... | 6,266 | medmcqa_train |
"Microabscess of munro" is seen in: | Ans: b (Psoriasis) Ref: Pavithran's textbook of dermatology, p. 14,15Micro abscess of Munro is seen in psoriasis.PsoriasisType IType IIHeriditaryStrong HLA association (HLA CW6)Severe course and early onsetArthropathy more common.SporadicHLA unrelatedMild course and late onsetThe most important locus for psoriasis susc... | 6,267 | medmcqa_train |
Lipopolysaccharide structure is characteristic of - | Endotoxins heat stable lipopolysaccharides which form an integral pa of the cell wall of gram-negative bacteria . Their toxicity depends on the lipid component. They are released only by the disintegration of the cell wall. They cannot be toxoided. They are poor antigens and their toxicity is not completely neutralized... | 6,268 | medmcqa_train |
A 60-year-old nursing home resident presents with a 3-day history of progressive shortness of breath and cough. The lung examination reveals right basilar crackles. The chest x-ray shows right lower lobe consolidation. Sputum culture grows methicillin-resistant Staphylococcus aureus (MRSA) Select the most appropriate i... | There are four types of isolation precautions that can be implemented in health care settings. Any given patient might require more than one type of precaution. Standard precautions apply when interacting with any patient, regardless of the diagnosis. They include hand washing before and after contact with every patien... | 6,269 | medmcqa_train |
Transcripton is inhibited by: | A i.e. Actinomycin | 6,270 | medmcqa_train |
Triage is – | Triage
When the quantity and severity of injuries overwhelm the operative capacity of health facilities, a different approach to medical treatment must be adopted.
The usual principle of first come, first treated", is not followed in mass emergencies.
Triage consists of rapidly classifying the injured and the likelih... | 6,271 | medmcqa_train |
All of the following are true in respect of hereditary angioneurotic edema (HAE), except: | Hereditary angioneurotic edema (HAE) It is caused by an inherited deficiency of C1 esterase inhibitor that results in excessive activation of the early components of the complement system and production of vasoactive mediators. Angioneurotic edema is classically non-pitting in nature. Uicaria(hives) may develop simulta... | 6,272 | medmcqa_train |
A 63-year-old bartender presents at his physician's office complaining of a painful sore on his tongue. On examination, it is found that he has an ulcerated lesion on his tongue and a mass in the submandibular gland triangle. What is the most likely diagnosis? SELECT ONE. | The tip of the tongue drains into the submental lymph nodes, whereas, the side of the tongue drains into the submandibular lymph nodes. | 6,273 | medmcqa_train |
Urogenital Diaphragm is made up of the following, except: | Colle's fascia does not contribute to the Urogenital Diaphragm. It is attached posteriorly to the posterior border of the urogenital diaphragm but does not form pa of this diaphragm. Ref: BDC, Volume 2, 4th Edition, Page 332; Grants Method of Anatomy, 11th Edition, Page 244; Gray's Anatomy, 36th Edition, Page 563 | 6,274 | medmcqa_train |
Child with Type I Diabetes. What is the advised time for fundus examinations from the time of diagnosis? | Screening for diabetic retinopathy To prevent visual loss occurring from diabetic retinopathy a periodic follow-up is very impoant for a timely intervention. The recommendations for periodic fundus examination are as follows : First examination, 5 years after diagnosis of type 1 DM and at the time of diagnosis in type ... | 6,275 | medmcqa_train |
Most sensitive test for H pylori is- | <P>Davidson&;s principles and practice of medicine 22nd edition. *biopsbiopsy unease test is cheap,quick ,specific(95%) and sensitivity (85%)</p> | 6,276 | medmcqa_train |
Cushing syndrome is characterized by all except * | Cushing&;s syndrome characterised by centripetal obesity , hypeension, fatigability, weakness, edema , glucosuria( Harrison 17 pg 2254) | 6,277 | medmcqa_train |
Ligation of the common hepatic aery will compromise blood flow in | Rt. Gastric aeryarises from common hepatic aery andRt. Gastroepiploic aeryarises fromgastroduodenal aerywhich is a branch of common hepatic aery. Therefore,ligation of common hepatic aerywill lead to impaired blood supply inRt. Gastric aeryandRt. Gastroepiploic aery. Left gastric aery arises from CT. Sho gastric aeries... | 6,278 | medmcqa_train |
Typhoid investigation of choice in 1st week | (A) Blood culture # Typhoid investigation of choice code 'BASU'> 'B' i.e. Blood culture in the first week (Better is Bone Marrow culture)> 'A' i.e. Antibodies (Widal) in the second week> 'S' i.e. Stool culture in the third week> 'U' i.e. Urine culture in the 4th week> Widal test shows diagnostic titre for S. typhii usu... | 6,279 | medmcqa_train |
A series of posters which are continuous and gives an idea about a subject is called: | Ans: d (Flip chart) Ref: Park, 19h ed, p. 717Flip chart- They consist of a series of charts, each with an illustration pertaining to the talk to be given. They are meant to be shown one after another. The message on the chart must be brief and to the point.Flannel graph- A piece of rough flannel or khadi fixed over a w... | 6,280 | medmcqa_train |
Perforation of stomach is more common due to ingestion of - | Stomach perforation is more common with H2SO4. | 6,281 | medmcqa_train |
Which of the following inflammatory mediator doesn't cause fever: | Pyrogens A pyrogen is a substance that induces fever. These can be either internal (endogenous) or external (exogenous) to the body. The bacterial substance lipopolysaccharide (LPS), present in the cell wall of some bacteria, is an example of an exogenous pyrogen. Endogenous Pyrogens IL 1 TNF PGs Depyrogenation may be ... | 6,282 | medmcqa_train |
Brown tumour is seen in | Brown's tumour: This is an expansile bone lesion, a collection of osteoclasts. It commonly affects the maxilla or mandible, though any bone may be affected. Commonly seen in Hyperpathyroidism Ref: Maheshwari 6e pg 313. | 6,283 | medmcqa_train |
The technique for accurate quantification of gene expression is | PCR Real-time PCR Traditional PCR For accurate quantification of the amount of initial DNA in the reaction Detects the DNA by electrophoresis at the end-point of the reaction | 6,284 | medmcqa_train |
A patient presents to the doctor with diplopia when looking towards the right. On examination, he is unable to move his right eye laterally past the midline. Damage to which of these nerves would produce this clinical presentation? | Clinical Presentation is of impaired abduction of one eye (right eye) d/t damage of VI nerve. Lateral rectus is paralysed | 6,285 | medmcqa_train |
Who was the first to determine the sequence of a polypeptide? | Sanger was the first to determine the sequence of a polypeptide. Mature insulin consists of the 21-residue A chain and the 30-residue B chain linked by disulfide bonds. Frederick Sanger reduced the disulfide bonds, separated the A and B chains, and cleaved each chain into smaller peptides using trypsin, chymotrypsin, a... | 6,286 | medmcqa_train |
Indications of circumcision are all except: | Indications of Circumcision Phimosis Religion (Jews and Muslims) Paraphimosis Balanitis or balanoposthitis Recurrent UTI BXO (balanitis xerotica obliterans) | 6,287 | medmcqa_train |
The arrow marked structure is which part of corpus callosum: | Ans. D. SpleniumThe arrow marked structure is splenium of corpus callosum. | 6,288 | medmcqa_train |
Cytosolic cytochrome C plays an impoant function in - | Ans. is 'a' i.e. ApoptosisMechanism ofApoptosiso Apoptosis is induced by a cascade of molecular events that may be initiated in distinct ways but culminate in the activation of caspases.o Caspases are central to the pathogenesis of apoptosiso The process of apoptosis is divided into two phasesi) Initiation phase --> Du... | 6,289 | medmcqa_train |
Trigeminal nerve has how many nucleus? | Ans. C.4Trigeminal nerve has four nuclei - 3 sensory and 1 motor nucleus.The sensory nucleus is divided into three parts, from rostral to caudal (top to bottom):a. The mesencephalic nucleusb. The chief sensory nucleus (or "main sensory nucleus" or "principal nucleus")c. The spinal nucleus | 6,290 | medmcqa_train |
The deformity of tibia in triple deformity of the knee is? | Flexion, posterior subluxation & external rotation REF: Apley's 8th ed p. 42 Triple deformity of knee consists of flexion, posterior subluxation of tibia and external rotation of tibia Treatment: ATT, Ahrodesis Causes: TB, Rheumatoid ahritis | 6,291 | medmcqa_train |
Dates are rich source of - | In dates calcium present is 120mg,vitamin C is 3,carotene is 44mg per 100mg of datesREF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 581 | 6,292 | medmcqa_train |
Punishment for issuing false ceificate - | Sec 197 IPC: Issuing or signing the false ceificate Imprisonment up to 7 years. Ref: Dr. K.S. Narayan Reddy's Synopsis Of Forensic Medicine & Toxicology, 29th edition, Chap 3, Page-31. | 6,293 | medmcqa_train |
What is the most common site of origin of thrombotic pulmonary emboli? | An embolus is a detached intravascular mass that has been carried by the blood to a site other than where it was formed. Emboli basically can be thrombotic or embolic, but most originate from thrombi. These thromboemboli, most of which originate in the deep veins of the lower extremities, may embolize to the lungs. | 6,294 | medmcqa_train |
FDA approved antifungal treatment of mucormycosis? | Amphotericin B Deoxycholate is the only FDA approved drug for mucormycosis.Ref: Harrison 18th/pg 1663 | 6,295 | medmcqa_train |
Which of the following nipple discharge is most probably; physiological: | Ans. (b) B/L milky discharge with squeezing from multiple ductsRef: Bailey and Love 27th edition page 864* Bilateral milky discharge is from physiological lactation All other secretions may be pathological. | 6,296 | medmcqa_train |
Hallmark of breast malignancy on mammography? | Ans. c (Clusters of microcalcification) (Ref Graingerys Diagnostic Radiology, 4th ed., 2239)Diagnostic mammography verses screening mammography# Diagnostic mammography should not be confused with screening mammography, which is performed after a palpable abnormality has been detected. Diagnostic mammography is aimed at... | 6,297 | medmcqa_train |
Not intravenous Anasthetic agent | D i.e. Cyclopropane | 6,298 | medmcqa_train |
Computed Tomography (CT scan) is least accurate for diagnosts of: | D i.e. 1 cm size Gall stones CT scan has a very limited role in diagnosis of gall stone (Cholelithiasis) as only a minority (20-60%) of gall bladder stones are visibleQ which show calcification. Most (70%) stones are cholesterol stones and 93% of them are radiolucent). CT scan, however, can evaluate complications such ... | 6,299 | medmcqa_train |
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