query
stringlengths
1
1.57k
pos
stringlengths
1
22.5k
idx
int64
0
161k
task_name
stringclasses
1 value
Extrapyramidal syndrome like side effects are seen in:
Drugs causing extrapyramidal effects Butyrophenones (Haloperidol)* Levodopa* Methyldopa* Metoclopramide* OCP’S Phenothiazines* Reserpine* Tricyclic Antidepressants
14,800
medmcqa_train
Which of the following antibodies shows anamnestic response?
ANSWER: (C) IgGREF: BRS 4th ed page 222See APPENDIX-20 below IMMUNOGLOBULINSThe anamnestic response refers to the immune response of the body to a pathogen it recognize i.e. Secondary response.Immunoglobulin G (IgG) is the predominant antibody in the secondary immune response (anamnesis). APPENDIX - 20Immunoglobulins I...
14,801
medmcqa_train
Which type of necrosis is seen in brain?
Liquefactive necrosis/Colliquative Necrosis Liquefactive necrosis, is characterized by digestion of the dead cells, resulting in transformation of the tissue into a liquid viscous mass. Hydrolytic enzymes activation results in damage to tissue architecture The necrotic material is frequently creamy yellow because of th...
14,802
medmcqa_train
All of the following are diagnostic modalities of Asherman's syndrome, EXCEPT:
Intrauterine Adhesions is also known as uterine synechiae and when symptomatic, as Asherman syndrome, the spectrum of scarring includes filmy adhesions, dense bands, or complete obliteration of the uterine cavity. Endometrial damage may follow vigorous curettage, usually in association with postpaum hemorrhage, miscarr...
14,803
medmcqa_train
Pseudo Koebner's phenomenon is seen in -
Ans. is'd' i.e., Plane was
14,804
medmcqa_train
During labor and delivery, a specific hormone causes uterine contractions. This hormone is produced in which one of the following anatomical locations?
The hormone that causes uterine contraction is OT. OT (and VP) are produced in the hypothalamus, then stored in the posterior pituitary. The anterior pituitary produces PRL, LH, FSH, ACTH, GH, and TSH. The ovary produces progesterone and estrogen. The adrenal cortex produces cortisol.
14,805
medmcqa_train
Different routes of H treatment include A/E :
Injectables
14,806
medmcqa_train
Drugs causing pharmacological adrenalectomy are all except
Aminoglutethimide, Ketoconazole, Mitotane, Trilostane, Metyrapone inhibits synthesis of steroids Pharmacological adrenelectomy refers to mimicking a situation of adrenelectomy where the complete synthesis of coicosteroids is stopped by using drugs line glucocoicoid synthesis inhibitors. Ref: Katzung 11th ed pg 695.
14,807
medmcqa_train
The most common cause of subarachnoid hemorrhage is:
Answer is C (Aneurysm): The most common cause of subarachnoid haemorrhage is rupture of a saccular aneurysm (Saccular aneurysms are synonymous with Berry Aneurysms or 'Circle of Willi's aneurysms' and most commonly occur in the anterior circulation on the Circle of Willis).
14,808
medmcqa_train
In Millennium Development Goals (MDGs), how many goals are health related?
Ans. C. 3 out of 8. (Ref. Park's Textbook of PSM 22nd/834-835).In Millennium Development Goals (MDGs)These (MDG) goals were set in Millennium Summit, New York in September 2000Target year -2015Total Goals - 8Health related are- Goal No. 4, 5, 6.Target - 18Indicators - 48 (18 health related)Priority areas-# Peace, secur...
14,809
medmcqa_train
In right-sided sixth nerve palsy all of the following are seen except:
Ans. Head turned to left
14,810
medmcqa_train
A 30-year-old male complains of loss of erection; he has low testosterone and high prolactin level in blood; What is the likely diagnosis:
Answer is A (Pituitary adenoma): Pituitary adenomas produce excess prolactin which causes hypogonadism, decreased levels of testosterone and explains loss of erection. Pituitary adenomas (Prolactinomas) lead to an excess of prolactin. This inhibits hypothalamic release of LHRII resulting in defective LH & FSH secretion...
14,811
medmcqa_train
Causative agent of SABE should be culture on ?
Ans. is 'b' i.e., Blood agar
14,812
medmcqa_train
Which of the following trace element has Vitamin E sparing effect -
Ans. is 'd' i.e., Selenium o Selenium prevents lipid peroxidation and offers protection against free radicals,o Vitamin E also has the same effect (antioxidant) though by a different mechanism,o Thus selenium and vitamin E supplement each other.o Availability of vitamin E reduces the selenium requirment and conversely,...
14,813
medmcqa_train
Cereals are deficient in?
ANSWER: (B) LysineREF: Park 20th edition page 542Cereals are deficient in essential amino acid lysine, maize also being deficient in tryptophan.
14,814
medmcqa_train
What is the indication of using Micro Wick and Microcatheter sustained release devices?
Micro Wick and Microcatheter are methods of delivery of medications directly to the inner ear.
14,815
medmcqa_train
ICF is
In a 70 kg normal manThe intracellular compament contains on average about 28 litres of fluid.The extracellular compament contains on average about 14 litres of fluid, of which the interstitial space has approximately 10.5 litres of fluid and intravascular is approximately 3.5 litres.(Ref. Textbook of physiology AK Jai...
14,816
medmcqa_train
TRUE statement regarding the AV node:
There are 3 regions of the AV node: A-N region -the junction between atrial fibers and nodal tissue N region - the major pa of the nodal tissue N-H region - where nodal fibers merge into His bundle The path length, for impulse propagation, is longest in the A-N region. The velocity of impulse is slowest in the N region...
14,817
medmcqa_train
In glomerular disease which of the following is mainly excreted in Urine -
Ans. is 'a' i.e., Albumino Normally the glomerular filtration layer does not allow any plasma protein to pass through it. But when some renal pathology occurs it allows protein molecules to pass through it, and albumin is the first protein to appear in the urine. So proteinuria is also sometimes called Albuminuria.
14,818
medmcqa_train
What is the venous hematocrit level at which you will diagnose polycythemia in a newborn?
Definition of polycythemia: a. Venous haematocrit of over 65%. b. Venous haematocrit of over 64% at 2 hours age. c. An umbilical venous or aerial haematocrit over 63% or more. The mean venous haematocrit of term infants is 53 in cord blood, 60 at 2 hours of age, 57 at 6 hours of age and 52 at 12-18 hours of age. As the...
14,819
medmcqa_train
A rugby player hit his head on the post whilst involved in a tackle. He was unconscious for 5 min but regained full consciousness and sat on the sideline until the end of the game. He was then noted to be drowsy and over the past 30 min became confused and no longer obeyed commands. Most likely diagnosis is: Himachal 1...
Ans. Extradural hematoma
14,820
medmcqa_train
in the aboove show triangle posteror border is formed by ?
THIS IS THE IMAGE OF TRAUGHTMANNS TRIAGNLE REF : GRAYS ANATOMY
14,821
medmcqa_train
Grievous injuries are -a) Severe bodily pain for 10 daysb) Not able to work for 17 daysc) Dislocation of toothd) Joint dislocatione) Bone fracture
Any fracture, dislocation of bone or dislocation of tooth are grievous injuries.
14,822
medmcqa_train
Lymphoreticular system includes -
Ans. is 'a' i.e., T- cells; 13' i.e., B-cells; 'c' i.e., Neutrophils Lymphoreticular system is a complex organization of cells of diverse morphology distributed widely in different organs and tissues of the body responsible for the immunity.
14,823
medmcqa_train
Selection bias can be eliminated by?
ANSWER: (A) RandomizationREF: Park 20th edition page 68, 69, 70Three key procedures are used to minimize bias in experimental studies: Randomization (against selection bias, blinding (against assessment bias) and a priori definition of the statistical analysis i.e before the results are known (against the analysis bias...
14,824
medmcqa_train
Right superior intercostal vein drains into
The right superior intercostal vein drains the 2nd, 3rd, and 4th posterior intercostal veins on the right side of the body. It flows into the azygos vein. The left superior intercostal veins drains the 2nd and 3rd posterior intercostal veins on the left side of the body. It drains into the left brachiocephalic vein B D...
14,825
medmcqa_train
Which of the following does not develop from branchial pouch?
Ans. D ThyroidRef: I.B. Singh, 9th ed. pg. 116-17* Superior parathyroid is derived from 4th branchial pouch* Inferior parathyroid and thymus develop from 3rd branchial pouch* Most of the thyroid gland develops from thyroglossal duct (endodermal duct at foramen cecum).
14,826
medmcqa_train
A 42 year old female has palpable purpura with rash over buttocks, pain in abdomen, and arthropathy diagnosis is -
Typical HSP Henoch Schonlein Purpura (HSP) rash:
14,827
medmcqa_train
Which among the following is a cardio-protective fatty acid?
Omega-3 fatty acids reduce the incidence of CHD.
14,828
medmcqa_train
All of the following are absolute contraindications for IUCD inseion, except :
Valvular hea disease
14,829
medmcqa_train
In Gaucher&;s disease, there is a deficiency of
Due to deficiency of glucocerebrosidase, causes glucosylceramide accumulation in macrophages called Gaucher&;s cells.DiseaseEnzyme DeficiencyClinical SymptomsGaucher diseaseb-GlucosidaseEnlarged liver and spleen, erosion of long bones,mental retardation in infantsRef: Harper&;s biochemistry; 30th edition; Chapter 24 Me...
14,830
medmcqa_train
Ramsay Hunt syndrome is caused by -
It is lower motor neuron type of facial palsy due to Varicella (herpes) zoster.
14,831
medmcqa_train
TRUE about Heparin Indiced Thrombocytopenia (HIT) syndrome are all, EXCEPT:
Frequency of HIT after exposure to unfractionated heparin (UFH) is 1% to 5%, whereas the frequency of HIT associated with the used of low-molecular-weight heparin (LMWH) is only 1%. HIT occur due to the formation of antibodies against the complex of heparin bonded to platelet factor 4. Most patients develop HIT after e...
14,832
medmcqa_train
A 30 yr old man undergoes emergency laparotomy following penetrating injury to abdomen. Coincidentally surgeon notices a 2cm mass at the tip of appendix. It is yellowish brown in colour and firm to touch. IHC is positive for chromogranin and synaptophysis, negative for ki67. which of the following could be the possibl...
The given case scenario is indicating carcinoid tumor. it is a neuroendocrine tumor.
14,833
medmcqa_train
In late stages of systemic sclerosis may have all the given features, EXCEPT:
Late stages of limited systemic sclerosis patients may develop Pulmonary aerial hypeension (PAH), Interstitial lung disease, Hypothyroidism, Primary biliary cirrhosis Raynaud's phenomenon and other typical features of systemic sclerosis occur in the absence of detectable skin thickening in some patients. This syndrome ...
14,834
medmcqa_train
In children, Superior quadrantanopia is due to
(Refer: AH Khurana, Comprehensive Textbook of Ophthalmology,5thedition,pg no: 310-311)
14,835
medmcqa_train
Where is thermogenin located?
Thermogenin is uncoupler of oxidative phosphorylation and present in mitochondria
14,836
medmcqa_train
Prior H/O ear surgery and Scanty, foul smelling, painless discharge from the ear is characteristic feature of which of the following lesions:
Cholesteatoma / attico antral type of CSOM / marginal perforation is characterised by scanty foul smelling, painless discharge from the ear. The foul smell is due to saprophytic infection and osteitis
14,837
medmcqa_train
Increased suicidal tendency is associated with:
Decreased levels of 5 HIAA (which is a metabolite of serotonin) are related to increased risk of suicide. (|) 5-HIAA (5-hydroxyindoleacetic acid) (|) MHPG (3-methoxy-4-hydroxyphenylglycol) Increased risk of suicide. (|) HVA (homovanillic acid) Schizophrenia and other conditions involvingpsychosis (|) HVA Parkinson's di...
14,838
medmcqa_train
Patch testing is done for :
C. Allergic contact dermatitis
14,839
medmcqa_train
Emergency thoracotomy is indicated following chest trauma in the following conditions except:-
Indications of Thoracotomy Initial tube thoracostomy drainage of > 1000 ml (penetrating injury) or >1500 ml (blunt injury) Ongoing tube thoracostomy drainage of >200 ml/hr for 3 consecutive hours in non-caogulopathic patients Caked hemothorax despite of placement of two chest tubes Tracheo-bronchial injury Selected des...
14,840
medmcqa_train
In a lumbar sympathectomy the sympathetic chain in its usual position is likely to be confused with the all of the following except:
LUMBAR SYMPATHECTOMY Open sympathectomy is done preferable through extraperitoneal approach Sympathetic chain lies on the sides of the body of veebra, sometimes psoas muscle sheath In unilateral surgeries, sympathetic ganglia L1, L2, L3 and sometimes L4 are removed In bilateral surgeries, L1 of one side preserved to av...
14,841
medmcqa_train
Which of the following is false about tympanic membrane
The normal tympanic membrane has three layers. outer epithelial, middle fibrous and inner mucosal layer A perforation of tympanic membrane heals only by epithelial and mucosal layer without the intervening fibrous layer so healed perforation has two layers only. Ref: PL Dhingra Ear Nose and Throat; 6th edition; Pg no: ...
14,842
medmcqa_train
Drug with no mood stabilizing propey is -
Ans. C. ImipramineThe 5 individual drugs that can be used as mood stabilizers are:LithiumCarbamazePineLamotrigineValproateAsenapine
14,843
medmcqa_train
Burst fracture of the cervical spine is due to
Axial force (veical compression) is most commonly associated with burst fractures of the thoracolumbar junction and lumbar spine (Refer: Mohindra's Fundamentals of Ohopedics, 2nd edition, pg no. 501)
14,844
medmcqa_train
A 16-year-old male is found to have a mental age of 9 years on I.Q. testing. He has
IQ is (Mental age/ Chronological age) multiplied by 100. Here is it (9/16)* 100 which is 56. IQ is classified as Mild (50-69), Moderate (35-49), Severe (20-34) and Profound (<20). Ref: The ICD-10 Classification of behavioural and mental disorders, CDDG, pg 171.
14,845
medmcqa_train
A 7 year old with left exotropia, right eye 6/6 with normal fndus. Left eye has only close handmovements with subretinal yellow exudates and retinal detachment and telagiectatic vessels.Dignosis is-
In early stages it is characterised by large areas of intra and subretinal yellowish exudates and haemorrhages associated with overlying dilated and touous retinal blood vessels and a number of small aneurysms near the posterior pole and around the disc. It may present with visual loss, strabismus or leukocoria (whitis...
14,846
medmcqa_train
Inheritance pattern of G6PD:
Ans. (c) X-LinkedRef: Lippincott's Biochemistry 6th ed. P 151-152* G6PD deficiency is most common disease producing enzyme abnormality in humans* It is a X-linked disorder
14,847
medmcqa_train
The smallest diameter of the true pelvis is
The interspinous diameter is 10 cm or slightly greater, is usually the smallest pelvic diameter and in cases of obstructed labor, is paicularly impoant Inteuberous (11 cm or 4 1/4 ''): It measures between inner borders of ischial tuberosities. Diagonal conjugate: It is the distance between the lower border of symphysis...
14,848
medmcqa_train
A pure tone audiogram with a dip at 2000Hz is characteristic of
In otosclerosis, there is a dip in bone conduction curve. It is different at different frequencies but maximum at 2000Hz and is called Carha's notch. Ref: Diseases of EAR, NOSE and THROAT by PL Dhingra; 7th Edition; Page no.96
14,849
medmcqa_train
Deep peroneal nerve supplies
DEEP PERONEAL:- Muscular branches to muscles of anterior compament of leg: Tibialis anterior, extensor hallucis longus, extensor digitorum longus, and peroneus teius.Extensor digitorum brevis Cutaneous: dorsal digital nerves for adjacent sides of big toe and second toe. Aicular branches: Ankle joint, tarsal joints, tar...
14,850
medmcqa_train
All of Which is family of selectin, except -
Ans. is 'c' i.e., A selectinLeukocyte and endothelial adhesion molecules o Leukocyte adhesion and transmigration are regulated largely by binding of complementary adhesion molecules on the leukocyte & endothelial surface, and by chemical mediators.o Cytokines affect these processes by modulating expression of adhesion ...
14,851
medmcqa_train
Beevor sign is seen in aEUR'
Abdominal muscle Beevor's Sign Movement of the umbilicus towards the head on flexing the neck. It is caused by weakness of the lower abdominal muscles. Physiology Beevor's sign is characteristic of spinal cord injury b/w T6-T10levels. This occurs because the upper abdominal muscles such as rectus abdominus are intact a...
14,852
medmcqa_train
What is Agoraphobia?
Agoraphobia is characterised by an irrational fear of being in places away from the familiar setting of the home. Although it was earlier thought to be a fear of open spaces only, now it includes fear of open spaces, public places, crowded places and any other place from where there is no easy escape to a safe place. (...
14,853
medmcqa_train
Which of the following can deliver 90% oxygen?
Non rebreathing masks: Can deliver upto 80% of oxygen. Rebreathing mask: When tightly fit, they can provide 100%oxygen.(Refer: Morgan's Clinical Anaesthesiology, 4th edition, pg no: 38-40)
14,854
medmcqa_train
On giving a patient insulin, which of the following is expected to occur first?
Increased transpo of K+ into adipocytes will occur first onn giving an injection of insulin. Based onn time on onset, actions of insulin are classified as: Rapid(seconds): Increased permeability, leading to : Increased transpo of glucose, aminoacids, and K+ into insulin sensitive cells. Intermediate(minutes): Changes i...
14,855
medmcqa_train
Risk factors for uterine fibroid is
Age and race are risk factors for fibroid. Reproductive age group African-american women.
14,856
medmcqa_train
For bacteriological culture, blood is anti coagulated with:
Ans: d (Mechanical defibrination) Ref: Bailey Scott, 11th ed, p. 873Mechanical defibrination is preferred for anticoagulation of blood, for preparation of bacteriological culture.Heparin. EDTA, and citrate will destroy the microorganisms and is not recommended for use.Sodium polyanethol sulphate in concentration of 0.0...
14,857
medmcqa_train
Contraindication of liver transplant is?
I. Absolute Contraindications A. Active sepsis outside the hepatobiliary tree B. Metastatic hepatobiliary malignancy C. Advanced cardiopuimonary disease D, AIDS II. Relative Contraindications A. Advanced chronic renal disease B. Age greater than 60 years C. Portal vein thrombosis D. Cholangiolar carcinoma E. Hypoxemia ...
14,858
medmcqa_train
One gram of hemoglobin contains how much iron -
Ans. is 'b' i.e., 3.4 mg o One gram of hemoglobin contains 334 mg of iron.o Normally. 100 ml of blood contains 15 gm of hemoglobin and about 50 mg of iron (3.34 15).o So, if 100 ml of blood is lost from the body, there is a loss of about 50 mg of iron,o In females, during every menstural cycle, about 50 ml of blood is ...
14,859
medmcqa_train
Hormones required during pubey ?
Ans. is 'd' i.e., All of the above Pubey is triggered by a release of gonadotropins (FSH and LH) from pituitary gland. These hormones act as signals to the gonads (testes/ovaries) that trigger the production of - i) Estrogen, progesterone and some testosterone in women. ii) Testosterone in men. In both males and female...
14,860
medmcqa_train
Anaemia, punctate basophilia, constipation blue line and abdominal colic are characreristic of
D i.e. Lead poisoning
14,861
medmcqa_train
Non competitive inhibitor of carbonic anhydrase-
Ans. is 'b' i.e., Acetazolamide o Carbonic anhydrase inhibitors act by a non-competitive, reversible inhibition of the enzyme carbonic anhydrase.Carbonic anhvdrase inhibitors (acetazolamide)o Carbonic anhydrase (CAse) is an enzyme which catalyzes the reversible reaction H2O + CO2 - H2CO3 - H++HCO3-.o The enzyme is pres...
14,862
medmcqa_train
Mechanism of action of statins is by:
Ref: Goodman & Gillman's 13th ed. P 609* Statins exert their major effect--reduction of LDL levels--through a mevalonic acid-like moiety that competitively inhibits HMG-CoA reductase, which is the rate limiting enzyme in the cholesterol biosynthesis.* Drugs are atorvastatin, rosuvastatin, fluvastatin, lovastatin, prava...
14,863
medmcqa_train
Standard views for mammography are
Mammography views : Craniocaudal from above downward. Mediolateral from side to side. Ref : SRB&;s 4thE pg:547
14,864
medmcqa_train
A case of acute cholecystitis now presents with acute pain sharp going to the back diagnosis
Ans. (a) Acute pancreatitisRef: Sabiston 20th edition Page 1496 Gall stone pancreatitis:* As GB stone passes the common channel it irritates the Pancreatic system and causes pancreatitis.* Patient's will have continued back pain even after stone passes.* Most cases of gall stone pancreatitis settles by conservative man...
14,865
medmcqa_train
Infection draining the index finger goes to
Infection in the index finger drains into thenar space Infection from 3, 4, 5th fingers drains into mid-palmar space Spaces: Flexor pollicis longus tendon have radial bursa towards radius bone. Ulnar bursa is on the synol sheath of flexor tendons which continues with the little finger (flexor digitorum Tendon) If there...
14,866
medmcqa_train
Death caused by medical negligence is under -
1. Medical negligence act under IPC is Sec 304-A IPC. 2. Sec 304 A IPC pertains to “Causing death by negligence”. It Is punishable up to 2 years. It is applied, usually, in any case of death due to a rash and negligent act, e.g. death caused by rash driving. 3. Sec 351 IPC deals with “assault” that is a gesture inclu...
14,867
medmcqa_train
Which of the following does not contribute to glucose by gluconeogenesis?
Ans. B. Acetyl-CoA(Ref: Harper 31/e page 172, 173)Lactate from muscle and RBC are converted to glucose in the liver (Coris Cycle)Lactate and Alanine is converted to Pyruvate which can enter into Gluconeogenesis.Oxaloacetate is converted to Phospho enol Pyruvate by PEPCK and enter in to Gluconeogenesis.
14,868
medmcqa_train
A 30-year old patient having a history of rheumatic fever during adolescence, presented with high grade fever and erythematous lesion on both palms. On echocardiography, the cardiologist detects small sterile vegetations along line of closure of the mitral valve. Which of the following is least likely to be found in th...
The patient is suffering from infective endocarditis. With a background of rheumatic fever, the likely risk factor for IE in this case is rheumatic hea disease (RHD). Some of the clinical features of infective endocarditis related to microthromboemboli include erythematous or hemorrhagic nontender lesions on the palms ...
14,869
medmcqa_train
Best therapy suited to teach daily life skill to a mentally challenged child-
B. i.e. Contingency
14,870
medmcqa_train
All of the following are associated with good prognosis in childhood leukemia except:
c. Precursor B-cell ALL(Ref: Nelson's 20/e p 2437, Ghai 8/e p 599)Precursor B-cell ALL, B-cell ALL and T-cell ALL has poor prognosis.
14,871
medmcqa_train
In ADHD the comorbid condition is
Ans: a (Learning disability)ADHD :Cardinal features- Extreme and persistant restlessness,- Sustained and prolonged motor activity,- Difficulty in maintaining attention,- Impulsiveness and difficulty in withholding responses.Symptoms should atleast last for 6 monthsICD 10 requires that symptom should start before 6 yrs ...
14,872
medmcqa_train
About scurvy true A/E –
SCURVY Scurvy is a disease resulting from deficiency of Vitamin 'C', which is required for collegen synthesis. Function of Vit C and pathophvsiologv of scurvy 1. Collegeiz synthesis Vitamin C is essential for the hydroxylation of lysine and proline in collegen formation. Collegen is a component of intracellular matr...
14,873
medmcqa_train
Which of the following symptoms suggests CHF in a newborn?
The signs of congestive hea failure in the newborn are,Tachypnea TachycardiaHepatomegalyDiaphoresisFeeding difficultiesFailure to thriveSigns and symptoms of CHF occur when the hea is unable to meet the metabolic demands of the tissues.Clinical findings are frequently due to homeostatic mechanisms attempt to compensate...
14,874
medmcqa_train
A 1-year-old infant is admitted to the pediatric clinic because he is passing urine on the underside of the penis as shown. Which embryologic structure failed to fuse?
(c) Source: GAS 444-453; GA 219, 222Hypospadias is a developmental defect in the urethra resulting in urine being expelled from the ventral side of the penis. This ectopic malformation may present when the urethral folds fail to completely fuse. Failure of fusion of the spongy urethra would result in epispadias. A fail...
14,875
medmcqa_train
Adenosine deaminasc deficiency is seen in the following -
Robbins basic pathology 6th edition. Chapter Diseases of immunity. page no. 235. Severe Combined Immunodeficiency Diseases(SCID) is autosomal recessive , most common cause being deficiency of adenosine deaminase enzyme(ADA).
14,876
medmcqa_train
Rytand's murmur is seen in -
Ans. is 'a' i.e., A-V Block Rytand Murmuro Rytan s murmur is mid-diastolic (or late-diastolic) murmur that is heard in patients with complete atrioventricular heart block.o Rytand s murmur is best heard at the apex and may be con fused with mitral stenosis.# The slow heart rate, variable duration of the murmur, changin...
14,877
medmcqa_train
An 18-year-old man is rushed to the emergency room in shock following a motor vehicle accident. He is transfused with 5 U of blood. Following the transfusion the patient complains of fever, nausea, vomiting, and chest pain. Laboratory data show elevated indirect serum bilirubin, decreased serum haptoglobin, and a posit...
Hemolytic transfusion reaction occurs when grossly incompatible blood is administered to patients with preformed alloantibodies. -Acute reaction -usually because of clerical errors. C/F- High grade fever Chills Rigors Flank Pain Oozing of blood from venepuncture Massive hemolysis of the transfused blood may be associat...
14,878
medmcqa_train
Nasopharyngeal angiofibromas are most frequently seen -
Nasopharyngeal angiofibroma is a highly vascular tumor that occurs almost exclusively in adolescent males.
14,879
medmcqa_train
True about hypospadias is all except -a) Bifid scrotumb) Meatal stenosisc) Mental Retardationd) Spatulated glanse) Dorsal chordee
Mental stenosis may be associated with hypospadias and needs meatotomy for correction. Bifid scrotum may be seen in penoscrotal, scrotal & perineal hypospadias. Ref : Bailey & Love 25/e p1362
14,880
medmcqa_train
Who will be in-charge in case of disaster management:
Ans. (d) District hospitalRef: K. Park 23rd ed. / 795-96* There are 3 fundamental aspects of disaster management:# Disaster response# Disaster preparedness, and# Disaster mitigation* District hospital take role in case of disasters like earth quake, flood etc.
14,881
medmcqa_train
The earliest markers of renal injury in lead poisoning is the:-
Elevated urinary levels of N-acetyl-3-D-glucosaminidase and b-2-microglobulin may serve as early markers of renal injury.
14,882
medmcqa_train
The most commonly used Titanium alloy for dental and medical purposes is:
The most commonly used Titanium alloy for dental and medical purposes is Ti 6Al 4V. Modern implantology is only possible because of the biocompatibility of commercially pure (cp) titanium or a titanium/aluminium/vanadium (Ti-6Al-4V) alloy.
14,883
medmcqa_train
The following are the contraindications of IUCD except:
Contraindications of IUCD: Suspected pregnancy Pelvic inflammatory disease Presence of fibroids Menorrhagia Severe anemia Diabetes Previous ectopic pregnancy Scarred uterus Uterine anomalies Ref: Shaw Gynecology 17 e pg 260.
14,884
medmcqa_train
Pain relief in chronic pancreatitis can be obtained by destruction of:
Celiac plexus blockade in chronic pancreatitis is used for Pain Relief .
14,885
medmcqa_train
Which of the following drug can inhibit steroidogenesis?
Etomidate suppresses the production of coisol and other steroids by inhibiting adrenal enzymes. Long-term infusion of Etomidate can inhibit adrenal enzyme but induction doses of Etomidate can cause slight reduction in coisol level. So Etomidate is not recommended for long-term infusion due to inhibition of steroidogene...
14,886
medmcqa_train
Asteroid bodies and cigar shaped globi may be produced by-
Sporotrichosis or Rose Gardner's disease - Chronic subcutaneous pyogranulomatous disease Caused by a thermally dimorphic fungus Sporothrix schenckii. Mould: Flower like sporulation Laboratory Diagnosis: Direct Microscopy by H and E staining of tissue sections reveals cigar shaped asteroid bodies. It is described as cen...
14,887
medmcqa_train
The most common complication of an ovarian tumor is :
Torsion
14,888
medmcqa_train
Microcytic anemia is not seen in which of the following condition
Microcytic Hypochromic Anemia is seen in: Iron Deficiency Anemia Thalassemia Anemia of Inflammation/chronic disease Sideroblastic Anemia Lead poisoning - Leucopenia: Decrease in the number of leukocytes. RBCs are normal in this condition
14,889
medmcqa_train
A male aged 60 years has foul breath; He regurgitates food that is eaten 3 days ago: Likely diagnosis is:
An aged patient with symptoms of foul breath & regurgitation of food which is eaten 3 days ago, it is a typical presentation of Zenker's diveiculum. Ref: CSDT, 11th Edition, Pages 480, 1330.
14,890
medmcqa_train
Acantolytic cells in pemphigus is-
A. i.e. Cells with hyper chromatic nuclei & perinuclear haloAcantholysis is seen in epidermis as loss of cohesion between epidermal cells d/t lysis of intercellular substance (intercellular adhesion sitesQ). Acantholytic cells are rounded keratinocytes with hyperchromatic nuclei & perinuclear haloQ. Acantholysis is see...
14,891
medmcqa_train
The "International Health Regulations" of WHO specifies measures to restrict the spread of yellow fever through stringent aerial and maritime traffic regulations. What should be the Aedes aegypti index to ensure freedom from yellow fever?
According to the International Health Regulations of WHO, the Aedes aegypti index should be kept below 1 in airpos and seapos. The Aedes aegypti index is a house index which is the percentage of houses and their premises, in a limited well-defined area, showing actual breeding of Aedes aegypti larvae. Ref: Park's Textb...
14,892
medmcqa_train
Which of the following statement is true in the mediastinum:
The left recurrent laryngeal nerve passes under the arch of aoa. Ligamentum aeriosum is the fibrous remnant of ductus aeriosus, of fetus, a channel that sho circuited the lungs. It passes from commencement of left pulmonary aery to the concavity of aoic arch beyond the point where left subclan aery branches off. The le...
14,893
medmcqa_train
Which is true about community health center -
As in 31 st march 2014 5,363 community health centers were established by upgrading the primary health centers,each community health center covering a population of 80,000 to 1.20 lakh with 30 beds and specialist in surgery,medicine,obstetrics and gynecology and paediatrics with X-ray and laboratory facilities (refer p...
14,894
medmcqa_train
The first drug used as local anaesthetic is ?
Ans. is'a' i.e., CocaineCocaine was the first local anaesthetic used by Carl Koller. It was used for anaesthetizing cornea.
14,895
medmcqa_train
Which of the following is strictly not a vitamin?
NIACIN IS NOT STRICTLY A VITAMIN Niacin was discovered as a nutrient during studies of pellagra. It is not strictly a vitamin since it can be synthesized in the body from the essential amino acid Reference: Harper; 30th edition; Page no: 556
14,896
medmcqa_train
Pupil dilatation is seen in poisoning with -
Ans. is 'd' i.e., All the above Poisoning of the following is associated with dilated pupils Atropine Tricyclic antidepressants Phenothiazines Dhatura Ethyl alcohol Barium carbonate
14,897
medmcqa_train
Most common initiating factor in acute appendicitis is:
Ans. (a) Luminal obstructionRef: Sabiston 19th edition, Pages 1279-1282* Most common cause of acute appendicitis -- Obstruction* Most common cause of Obstruction -- Appendicolith (Fecolith) -- 15% can be seen on plain X-ray itself* Others: Lymphoid hyperplasia, vegetable matters, seeds, parasites, neoplasm.
14,898
medmcqa_train
The depolarization of the skeletal muscle cell membrane by motor nerves is directly produced by:
As a result of an action potential invading the motor neuron terminal, acetylcholine is released into the synaptic cleft. The acetylcholine binds to receptor sites at the end plate of the muscle. This causes an increase in permeability to Na and K ions. Na enters the muscle cell and depolarizes it to threshold, thus in...
14,899
medmcqa_train