query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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A mature pincer grasp is attained at ------ months | Grasp is best as..~ by offering a red cube to the ol.j)d. A 6-month-old infant reaches and holds the cul-e {b.rg? object) in a crude manner usincr the ulnar asf'C'l-'i: of r~ hand (Fig. 3_27). He can transfer ~bjects from one h.md t::i oth~ by 6-1 months. The child is able to grasp from the radial side of hand at 8-9 m... | 1,300 | medmcqa_train |
Hanging cuain sign seen in? | Pityriasis rosea REF: Dermatology. 1995; 190(3): 252. PubMed PMID: 7599393, Clinical Pediatric Dermatology - By Thappa page 104 PITYRIASIS ROSEA The primary eruption, herald patch (Mother spot) is a single oval or round patch with a central wrinkled salmon colored area and a darker peripheral zone separated by a "colla... | 1,301 | medmcqa_train |
Height of child acquire 100 cm in? | Ans. is 'c' i.e., 4.5 year | 1,302 | medmcqa_train |
Most common complication of tonsillectomy is- | Ans. is 'a' i.e., Hemorrhage "Post-tonsillectomy hemorrhage is the most common complication, occuring in approximately 2 to 5%, and should be taken seriously "._________Bellenger's otolaryngologyComplications of tonsillectomyo Complications of tonsillectomy may beImmediateDelayedImmediate complicationsPrimary haemorrha... | 1,303 | medmcqa_train |
Causes of epistaxis are all except | Causes of epistaxis Trauma Infections Foreign bodies Neoplasms of nose and paranasal sinus Atmospheric changes Deted nasal septum Hypeension Pregnancy Leukemia Liver disease Kidney disease Idiopathic Ref: Dhingra 7e pg 197. | 1,304 | medmcqa_train |
Which of the following drugs, is used for Smoking Cessation? | Answer is B (Bupropion): Bupropion (along with Varenicline and Nicotine replacement therapy) is a USFDA approved first line agent for pharmacotherapy in Smoking Cessation. USFDA Approved Agents for Smoking Cessation Nicotine Replacement Therapy (Transdermal Patch, gum, lozenges, oral inhaler, nasal spray) Bupropion (At... | 1,305 | medmcqa_train |
LH surge occurs at | C. i.e. (24 - 36 hours before ovulation) (37-Shaw's 14th/64-Dutta 4th)* LH surge precedes ovulation by 24 to 36 hours (mean 30 hours) and minimum of 75 ng/ml is required for ovulation (37 - Shaw's 14th)* LH levels remains almost static throughout the cycle except at least 12 hours prior to vulation. When it attains its... | 1,306 | medmcqa_train |
In abdominal surgery Lembe sutures refers to ? | Ans. is 'b' i.e., Sero muscular sutures | 1,307 | medmcqa_train |
Adrenal insufficiency in not associated with - | Ans. is 'd' i.e.. Metabolic alkalosis o Features of adrenal insufficiency (Addison's disease) are :-i) Hypoglycemiaii) Hyperpigmentationii) Hyperkalemiaiv) Hyponatremiav) Hypotensionvi) Metabolic acidosiso Associated features are nausea, vomiting, diarrhea and abdominal cramps. | 1,308 | medmcqa_train |
Barr body is absent in female having | Barr body is absent in those with genotype 45 XO . For a brr body to be present a minimum of 2 x chromosomes should be there . No of Barr body = no of x chromosomes - 1. Reference: GHAI Essential pediatrics, 8th edition | 1,309 | medmcqa_train |
Secondary amyloidosis occurs in ? | Ans. Three options are correct i.e., 'a, b & c' | 1,310 | medmcqa_train |
Splenectomy is most useful in : | Answer is B (Hereditary spherocytosis) Splenectomy is curative in hereditary spherocytosis. Splenectomy is carried out in all symptomatic patients Q because of the potential for gall stones and stones and episodes of bone marrow hyperplasia or hemolytic crisis Q It reliably corrects the anemia and RBC survival often be... | 1,311 | medmcqa_train |
Epidemic hemorrhagic conjunctivitis is caused by - | Epidemic hemorrhagic conjunctivitis is caused by Coxsackie Virus A24 or Enterovirus 70 (members of the Family Picornaviridae). HSV (Herpes Simplex Virus)- causes oral herpes and genital herpes. HZV (Herpes Zoster Virus) -causes Shingles. HIV -cause AIDS. | 1,312 | medmcqa_train |
The industry, with the highest accidental death rate and long held to be the most dangerous occupation is – | Accidents are a common features in most industries.
In fact, some industries are known for accidents, eg: coal and other mining industries, quarrying, construction work. | 1,313 | medmcqa_train |
A 22-year-old African American male wants to know if he has sickle cell trait. He has no previous history of the signs or symptoms of sickle cell anemia. What laboratory method or test can be used to detect the presence of hemoglobin S? | The metabisulfite test is used to detect the presence of hemoglobin S, but it does not differentiate the heterozygous sickle cell trait from the homozygous sickle cell disease. The test is based on the fact that erythrocytes with a large propoion of hemoglobin S sickle in solutions of low oxygen content. Metabisulfite ... | 1,314 | medmcqa_train |
Earliest clinical feature of Senile cataract | Earliest clinical feature of Senile cataract is Glare
Most common symptom at presentation is Frequent change of glasses | 1,315 | medmcqa_train |
Time taken for capacitation of sperms is | Capacitation is the process of reconditioning of the sperm, making it more suitable for penetration into the ovum.
It takes about 6-8 hours and occurs in FGT chiefly in the tubes. | 1,316 | medmcqa_train |
Best method to remove confounding is | Method Utility to control confounding Randomization 2nd best method Restriction Limiting study to people who have paicular characteristics Matching Mostly useful in case control studies, MC used method Stratification Useful for larger studies Statistical modeling When many confounding variables exist simultaneously Str... | 1,317 | medmcqa_train |
Nerve compressed by aneurysm of posterior communicating aery is | Occulomotor nerve Most unruptured intracranial aneurysms are completely asymptomatic. Symptoms are usually due to rupture and resultant subarachnoid hemorrhage. Occasionally neurological symptoms may arise due to mass effect of the aneurysm. Progressively enlarging unruptured aneurysm most commonly involves the occulom... | 1,318 | medmcqa_train |
Curschmann spirals are found in | (Asthma) (726- Robbins 7th) (485- 492- HM 5,h) (492- Basic pathology 8th)* Bronchial Asthma - Histologically the mucous plugs contain whorls of shed epithelium. Which give rise to the well known Curschmann spirals*, Numerous eosinophils and charcot Leyden crystals* are present* The other characteristic histologic findi... | 1,319 | medmcqa_train |
All are TRUE about the relation of inguinal canal, EXCEPT: | Boundaries of Inguinal canal:Floor is formed by the grooved upper surface of the inguinal ligamentRoof is formed by the arching lower fibers of Internal oblique and transverse abdominal muscles.Anterior wall is formed by the external oblique aponeurosis all through it is extentreinforced laterally by the Internal obliq... | 1,320 | medmcqa_train |
In emergency tracheostomy all of the following structures are damaged, EXCEPT: | Bleeding can occur immediately after a tracheostomy and in the late postoperative period. Sources of hemorrhage include granulation tissue in the stoma or trachea, and erosion of thyroid vessels or the thyroid itself, the tracheal wall (frequently from suction trauma), or the innominate aery. Inferior thyroid aery, a b... | 1,321 | medmcqa_train |
Platelets transfusion must be completed in how many hours after entering the bag | Answer- D. 4 hour Once the blood bag is opened hy puncturing one of the sealed pos, the platelets must be administered within 4 hours | 1,322 | medmcqa_train |
Rickets in infant present as all except - | Long bones of legs gets deformed when the child starts bearing weight. Therefore deformities of legs are unusual before the age of one year. | 1,323 | medmcqa_train |
The maxillary nerve arises from the trigeminal ganglion in the middle cranial fossa. It passes forward in the lateral wall of the cavernous sinus and leaves the skull through which of the following foramen to enter the pterygopalatine fossa? | It arises from the trigeminal ganglion, runs forwards in the lateral wall of the cavernous sinus below the ophthalmic nerve, and leaves the middle cranial fossa by passing through the foramen rotundum. Next, the nerve crosses the upper pa of the pterygopalatine fossa. In the pterygopalatine fossa, the nerve is intimate... | 1,324 | medmcqa_train |
What is seen in the X-ray of femur below | . | 1,325 | medmcqa_train |
Size of uterus in inches: | Ans. is c, i.e. 3x2x1 inchesRef: Jeffcoates Principle of Gynae 9/ed, pg 32Remember, best answer to this question is 3.25x2.5x1.5 inches. | 1,326 | medmcqa_train |
Hypocalcemia with hyperphosphatemia are seen in. | <p>Improved medical management of chronic kidney disease now allows many patients to survive for decades and hence time enough to develop features of renal osteodystrophy, which must be controlled to avoid additional morbidity. Impaired production of 1,25(OH) 2 D is now thought to be the principal factor that causes ca... | 1,327 | medmcqa_train |
The specific name of the anomaly shown in the following radiograph is: | Dens in Dente
(Dens invaginatus, dilated composite odontome)
The ‘dens in dente’ is a developmental variation which is thought to arise as a result of an invagination in the surface of tooth crown before calcification has occurred. Several causes of this condition have been proposed. These include increased localiz... | 1,328 | medmcqa_train |
An upper motor neuron (UMN) lesion involving cranial nerve VII would most likely produce | The physical finding of facial asymmetry is suggestive of an abnormality involving the facial nerve (CN VII). The facial nucleus, which is located within the pons, is divided in half, the upper neurons innervate the upper muscles of the face, while the lower neurons innervate the lower poion of the face. It is impoant ... | 1,329 | medmcqa_train |
Dry skin seen due to excess dosage of datura is due to | One of the anticholinergic effects is dry skin due to absence of sweating due to blockade of m3 receptors on sweat glands Datura is nothing but atropine-anticholinergic drug Ref: KDT 6th ed pg 114-116 | 1,330 | medmcqa_train |
Perception of uterine contraction is known as: | Ans: c (Palmer sign) Ref: Dutta, 6th ed, p. 66Perception of rhythmic uterine contraction on bimanual examination in pregnancy is Palmer sign. It is done as early as 4-8 weeks. This is one of the signs used to diagnose pregnancy. There are various signs and symptoms to detect early pregnancy. These are listed below:Diag... | 1,331 | medmcqa_train |
The most common site of puerperal infection is: | Ans. (a) Placental siteRef. Dutta's Obstetrics, 7th ed. 1433PUERPERAL SEPSIS* An infection of the genital tract which occurs as a complication of delivery is termed puerperal sepsis.* Sources of infection may be endogenous where organisms are present in the genital tract before delivery.Mode of infection* Puerperal sep... | 1,332 | medmcqa_train |
Gas causing global warming but is not a greenhouse gas? | Greenhouse gases are CO2 Methane CFC 12 HCFC 22 Nitrous oxide Tetrafluoromethane SO2 is not a Greenhouse gas but it causes global warming Park's Textbook of Preventive and Social Medicine, 25th Edition, Pg 794 | 1,333 | medmcqa_train |
Lahsal classification is used for: | Any classification for such a diverse and varied condition as cleft lip and palate needs to be simple, concise, flexible and exact but graphic. It must be suitable for computerisation but descriptive and morphological. An example of such a classification is the LAHSHAL system. | 1,334 | medmcqa_train |
Features of vernal keratoconjunctivitis are – a) Papillary hypertrophyb) Follicular hypertrophyc) Herbert's pitsd) Tantra\'s Spote) Ciliary congestion | Papillary hypertrophy into polygonal papilla is arranged in cobblestone or pavement stone fashion. | 1,335 | medmcqa_train |
Dawn phenomenon refers to: March 2013 | Ans. A i.e. Early morning hyperglycemia Impoant terms Dawn phenomenon: Glucose level rise in early morning Somogyi effect: Rebound hyperglycemia may appear after 1-24 hours after moderate to severe hypoglycemia | 1,336 | medmcqa_train |
Women with PCOS and Hirsutism, management is : | Drugs used for Hirusitism: 1.Ovarian Suppression agents a.Oral Contraceptives b.Cyproterone acetate. c.GnRH agonist and antagonist. 2.Adrenal suppresion agents a.Glucocoicoids. 3.Androgen receptor blocking agents a.Spironolactone b.Flutamide. c.Cyproterone acetate. 5. 5 alpha reductase inhibitor a.Finasteride. Shaw's t... | 1,337 | medmcqa_train |
Gaucher's disease is inherited as? | Gaucher disease results from mutation in the gene that encodes glucocerebrosidase. There are three autosomal recessive variants of Gaucher disease resulting from distinct allelic mutations. Common to all is variably deficient activity of a glucocerebrosidase that normally cleaves the glucose residue from ceramide. This... | 1,338 | medmcqa_train |
Gamma Rays Are used in which Diagnostic Modality ? | Gamma Rays are used in Radioisotope studies/scintigraphy studies Bone scan is a radioisotope study done using Tc99m -MDP to detect skeletal metastasis Fluoroscopy and CT scan uses Xrays Radiowaves are used in MRI | 1,339 | medmcqa_train |
Fomepizole acts as antidote for - | Ans. is 'a' i.e., Methanol poisoning Methyl alcohol (methanol)o Methanol is highly toxic alcohol. It is metabolized to formaldehyde (by alcohol dehydrogenas) and formic acid (by acetaldehyde dehydrogenase).o It is the accumulation of formic acid which causes toxic effects in methanol poisoning. Accumulation of formic a... | 1,340 | medmcqa_train |
Lymphoid tissues reach their maximum size: | The thymus matures at pubey, thus attaining the maximum size Ref: guyton and hall textbook of medical physiology 12 edition | 1,341 | medmcqa_train |
Incubation period of gonorrhoea is - | Ans. is 'c' i.e., 2 to 15 days Incubation period of gonorrhea is 2 - 8 days. | 1,342 | medmcqa_train |
Which of the following are causes for cholecystitis wxcept? | acalculous cholecystitis is not an uncommon entity, but can be commonly missed.* It is common in patients who have undergone major surgeries, trauma, burns, or any other stress or in cases of cholecystoses. * Common in ICU patients. ACUTE CHOLECYSTITIS * Commonly it occurs in a patient with pre-existing chronic cholecy... | 1,343 | medmcqa_train |
NADPH actions in RBC are a/e | ATP is not produced by NADPH. ATP is produced by reducing equivalents like NADH, FADH2. W When NADH and other reducing equivalents transfer their electrons through Electron transpo chain in the Mitochondrial inner membrane and generate proton motive force which brings about the ATP synthesis by the ATP synthase complex... | 1,344 | medmcqa_train |
Which is called nerve of Wrisberg | Facial nerve runs from pons to parotid. It is a mixed nerve having motor and a sensory root. The latter is also called the nerve of Wrisberg and carries secretomotor fibres to lacrimal gland and salivary glands, and brings fibres of taste and general sensation. Nerve of Wrisberg (Nervus intermedius receives fibres from... | 1,345 | medmcqa_train |
A patient repoed with a history of fall on an outstretched hand, complains of pain in the anatomical snuffbox and clinically no deformities visible. The diagnosis is: | D i.e. Scaphoid | 1,346 | medmcqa_train |
High spinal anaesthesia is characterized by: | Ans. (d) Hypotension, bradycardiaRef : KDT 6th ed. / 360Systemic Effects (Physiological Alterations) of Central Neu- ralxial BlocksCARDIOVASCULAR SYSTEMThe most prominent effect is hypotension which is because of the following factors:* Venodilatation which is because of sympathetic block which maintains the venous ton... | 1,347 | medmcqa_train |
Iron absorption is inhibited by all except: | Ans. A. Vitamin C(Ref: Harper 31/e page 533-540)Iron absorption is enhanced by:Vitamin C, Fructose, Alcohol iron absorption is inhibited byPhytates, Oxalates, Caffeine, Calcium | 1,348 | medmcqa_train |
Most common nerve involved in supracondylar fracture of humerus is: | D i.e. Supracondylar fracture | 1,349 | medmcqa_train |
Fistula formation due to the below etiology occurs within | Vesicovaginal fistula: In obstructed labor, the bladder becomes an abdominal organ and due to compression of urethra between presenting part and pubic symphysis, patient fails to empty bladder. The bladder wall gets traumatized which may lead to bloodstained urine, a common finding in obstructed labor. The bases of the... | 1,350 | medmcqa_train |
Botulism is a disease of ? | Ans. is 'c' i.e., Neuromuscular transmission caused by the toxin of the bacterium clostridium botulinum Botulinum Toxin Cl. botulinum produces a powerful exotoxin that is responsible for its pathogenicity. The toxin differs from other exotoxins in that it is not released during the life of organism. It is produced intr... | 1,351 | medmcqa_train |
Retinoscopy is done for: | Retinoscopy is an objective method of finding out the error of refraction by the method of neutralization.The end point of neutralization is either no movement or just reversal of the movement of the pupillaryshadow. Depending upon the movement of the red reflexvis-a-vis movement of the plane mirror, Following infrence... | 1,352 | medmcqa_train |
The commonest location for the carcinoid tumor is which of the following? | Carcinoid tumor:- Neuroendocrine tumor, most common site being GIT and Lungs being 2nd most common In GIT, most common site is small intestine Composed of cells that contains dense-core neurosecretory granules in their cytoplasm. | 1,353 | medmcqa_train |
Persistent and inappropriate repetition of response beyond the point of relevance is called | The patient repeats same response beyond the point of relevance.
Example :
What is your name? – Darshan
What you ate in the morning? – Darshan
Where do you live? – Darshan | 1,354 | medmcqa_train |
If the prevalene is very low as compared to the incidence for a disease, it implies - | Prevalence is less than incidence
1) Disease is very fatal
Most of the cases die, so at the time of calculating prevalence the number is usually less than the incidence.
2) Disease is very well curable either by rapid recovery or by treatment
Most of the cases recover, so at the time of calculating prevalence the nu... | 1,355 | medmcqa_train |
Which of the following does not predispose to leukemia? | Ans. is 'b' i.e., Alcohol Leukemia risk factors1) Generala) Gender: Men are more likely to develop CML, CLL and AML than women.b) Age: The risk of most leukemias, with the exception of ALL, typically increases with age.2) Geneticsa) Family history: First degree relatives of CLL patients, or having an identical twin who... | 1,356 | medmcqa_train |
Stroma of cornea is developed from | Stroma of cornea develops from neural crest cells derived (secondary) mesenchyme. The adult cornea has developmentally three layers: Outer epithelium layer (surface ectoderm) Middle stromal layer of collagen-rich extracellular matrix between stromal keratocytes (neural crest) Inner layer of endothelial cells (neural cr... | 1,357 | medmcqa_train |
Distribution of functional renal tissue is seen by – | Static renal scintigraphy (Tc-99 DMSA) can be used to locate functional renal mass. | 1,358 | medmcqa_train |
Coical representation of body in the cerebrum is | The various pas of the body are represented in the precentral gyrus, with the feet at the top of the gyrus and the face at the bottom. The facial area is represented bilaterally, but the rest of the representation is generally unilateral, with the coical motor area controlling the musculature on the opposite side of th... | 1,359 | medmcqa_train |
Most common site of histiocytosis is - | Langerhan's cell histiocytosis are malignant proliferation of dendritic cells or macrophages. These proliferating cells are actually Langerhan's cells of marrow origin.Reference :Harsh Mohan textbook of pathology 6th edition pg no 385. | 1,360 | medmcqa_train |
Tick born relapsing fever is/are caused by - | Ans. is 'b' i.e., Borrelia duttonii | 1,361 | medmcqa_train |
Spatial relationship of every atom in a molecule is known as: | The terms configuration and conformation are often confused:
Configuration refers to the geometric relationship between a given set of atoms, for example, those that distinguish l- from d-amino acids. Interconversion of configurational alternatives requires breaking (and reforming) covalent bonds.
Conformation refers ... | 1,362 | medmcqa_train |
Mac Callum plaques in rheumatic hea disease are | Mac Callum's plaques is a condition featuring the thickening of left atrium's wall and its endocardial wall above the mitral valve due to fibrosis. It is one complication of chronic rheumatic hea disease. Other complications of chronic rheumatic hea disease are valvular effect (stenosis, insufficiency or can be both), ... | 1,363 | medmcqa_train |
Same amino acid is coded by multiple codons d/t following : | Ans. is 'a' i.e. Degeneracy There are 20 amino acids, to be coded by 61 codons, so every amino acid except methionine and tryptophan are represented by more than one codon. This is k/a degeneracy or redundancy.The genetic code is made up of codons. Codons consist of a sequence of three nucleotides i.e. it is a triplet ... | 1,364 | medmcqa_train |
Features of histocytosis are all except - | Answee is option 3,CD127 marker The tumor cells of malignant histiocytosis generally expressed the monocyte markers CD11b, CD11c, CD14, and CD45, especially after induction with phorbol ester. In contrast, the tumor cells of true histiocytic lymphoma exhibited a marker expression very similar to that of Reed-Sternberg ... | 1,365 | medmcqa_train |
SAFE strategy use in | SAFE strategy - for prophylaxis against trachoma and prevention of blindness S - Surgery for trichiasis - Teiary prevention A - Antibiotic - AZITHROMYCIN (D/O/C) - secondary prevention F - Facial hygiene - primary prevention E - Environmental changes - primordial prevention | 1,366 | medmcqa_train |
In carcinoma cheek what is the best drug for single drug chemotherapy | Single-agent chemotherapy is used as palliative therapy in head and neck cancers with the recurrent or metastatic form of cancer. The drugs which are used are - Cisplatin Methotrexate 5 Fu Paclitaxel Docetaxel Sometimes combinations of these drugs are used . a) Treatment of localized head and neck cancers - These tumor... | 1,367 | medmcqa_train |
Zinc phosphide is - | Rodenticides They are 2 groups: 1) Single dose /acute(Zinc phosphide and Barium carbonate), 2) multiple doses/cumulative(warfarin, diphacinone, coumafuril, pindone). Zinc phosphide is an efficient single dose rodenticide. Rats are killed by about 3 hours. Due to the good safety record, low cost, and reasonably high eff... | 1,368 | medmcqa_train |
The content of base pair A in the DNA is 15%, what could be the amount of G in DNA according to Chargaff's base pair rule? | Chargaff's rules state that DNA from any cell of all organisms should have a 1:1 ratio (base Pair Rule) of pyrimidine and purine bases and, more specifically, that the amount of guanine is equal to cytosine and the amount of adenine is equal to thymine. This pattern is found in both strands of the DNA. %A = %T and %G =... | 1,369 | medmcqa_train |
Most common type of breast carcinoma is: September 2010 | Ans. C: Ductal Ductal carcinoma in situ (DCIS): DCIS, the most common type of non-invasive breast cancer, is confined to the ducts of the breast. DCIS is often first detected on mammogram as microcalcifications (tiny calcium deposits). With early detection, the five-year survival rate for DCIS is nearly 100%, provided ... | 1,370 | medmcqa_train |
The braggs peak is found in: | Ref: Internet source: Medscape RadiologyExplanation:Bragg peak is a concept utilized in giving focused radiotherapy using ionizing radiation to a tumor without affecting the normal healthy surrounding tissuesOptions B.C and D are examples of non-ionizing radiation.Bragg's peakThe Bragg peak is a peak on the Bragg curve... | 1,371 | medmcqa_train |
A 43-year-old man presents with signs and symptoms of peritonitis in the right lower quadrant. The clinical impression and supportive data suggest acute appendicitis. At exploration, however, a tumor is found; frozen section suggests carcinoid features. For each tumor described, choose the most appropriate surgical pro... | Carcinoid tumors are most commonly found in the appendix and small bowel, where they may be multiple. They have a tendency to metastasize, which varies with the size of the tumor. Tumors <1 cm uncommonly metastasize. Tumors >2.0 cm are more often found to be metastatic. Metastasis to the liver and beyond may give rise ... | 1,372 | medmcqa_train |
Gillette's space is: | The retropharyngeal space is divided by a midline fibrous raphe into two spaces known as space of Gillette. Peritonsillar space is the space between the capsule of tonsil and the circular muscles of the pharynx. This contains a loose areolar tissue. Infection of this space is known as quinsy. | 1,373 | medmcqa_train |
Demography deals with all except- | Demography is the scientific study of human population. It focuses its attention on three readily observable human phenomena :-
Change in the population size (growth or decline).
The composition of population.
The distribution of population.
It deals with five "demographic processes", namely fertility, mortality, m... | 1,374 | medmcqa_train |
Disulfiram-like reaction is caused by: Kerala 11 | Ans. Metronidazole | 1,375 | medmcqa_train |
CVS change in pregnancy - | Ans. is 'b' i.e., Slight left axis deviation in ECG Cardiovascular systemo Anatomical changes heart is pushed upwards & outward. Apex beat is shifted in 4th intercostals space. A systolic murmur can be heard in apical or pulmonary area. Mammary' murmur is a continuous hissing murmur audible over tricuspid area in left ... | 1,376 | medmcqa_train |
Most cases of paraneoplastic syndrome are associated with which type of lung carcinoma? | Ref: Robbins Pathologic Basis of Disease, 8th edition, Pg: 677Explanation:"Paraneoplastic syndromes are common in patients with lung cancer, especially those with SCLC. and may be the presenting finding or the first sign of recurrence " (Ref: Harrison)"'Any one of the histologic types of tumors may occasionally produce... | 1,377 | medmcqa_train |
A 7-year-old boy has severe microcytic anemia due to beta-thalassemia major (homozygous). He requires frequent blood transfusions (once every 6 weeks) to prevent the skeletal and developmental complications of thalassemia. Which of the following medications is also indicated in the treatment of patients requiring frequ... | Iron chelation with desferrioxamine will reduce the toxicity from iron overload if given regularly in high doses. The most lethal toxicity of iron overload is iron infiltration of the myocardium, with resultant dysfunction and death. Penicillamine has no role in the treatment of thalassemia patients requiring frequent ... | 1,378 | medmcqa_train |
Botulinum toxin is used for the treatment of: DNB 08 | Ans. All | 1,379 | medmcqa_train |
HHH syndrome is due to defect in ? | Ans. is 'd' i.e., Ornithine transpoer Hyperornithinaemia, hyperammonaemia, homocitrullinuria (HHH) syndrome is an autosomal recessive disorder of ornithine transpo caused by mutations in gene SLC 25A15 encoding the ornithine transoer protein (ORNT1).There is defective activity of the ornithine transpoer across the mito... | 1,380 | medmcqa_train |
Main action of superior rectus - | Ans. is 'c' i.e., Elevation There are six extraocular muscles in each eye.MusclePrimary ActionSecondary ActionSuperior rectusElevationAdduction and intorsionInferior rectusDepressionAdduction and extorsionMedial rectusAdduction Lateral rectusAbduction Superior obliqueIntorsionAbduction and depressionInferior obliqueExt... | 1,381 | medmcqa_train |
The major regulator of platelet production is the hormone thrombopoietin (THPO), which is produced by | Thrombopoietin (THPO) also known as megakaryocyte growth and development factor (MGDF) is a protein that in humans is encoded by the THPO gene.Thrombopoietin is a glycoprotein hormone produced by the liver and kidney which regulates the production of platelets. It stimulates the production and differentiation of megaka... | 1,382 | medmcqa_train |
Not characteristic feature of granuloma ? | Ans. is 'd' i.e., PMN's with fibrinoid necrosis with cellular infiltrates Polymorphonuclear leucocytes or neutrophils have a major role in acute inflammatory response. They are typically seen in acute inflammation. While granuloma formation is seen during chronic inflammatory response. The cells predominating during ch... | 1,383 | medmcqa_train |
Highest cholesterol content is seen in - | Ans. is 'a' i.e., LDL o Maximum triglyceride contento Maximum exogenous triglyceride o Maximum endogenous triglycerideo Maximum cholesterol content----ChylomicronsChylomicronsVLDLLDL | 1,384 | medmcqa_train |
A 70 year old male chronic smoker is diagnosed of having cancer of the urinary bladder. It is confined to the trigone and extention is upto the submucosa. The management would be - | Ans. is 'b' i.e., Complete Transurethral resection with intravesical chemotherapy Management of bladder cancero Cystoscopy and transurethral resection or biopsy# initially, any pt. with hematuria is examined by cystoscopy and any tumor seen is removed by transurethral resection (if possible) or biopsied.o Further treat... | 1,385 | medmcqa_train |
True about leimyosarcoma breast | .LEIOMYOSARCOMA * It arises from smooth muscle. Cut section shows whorled appearance. * It is undetermined grade. * It is common in retroperitoneum and viscera, but can occur in limbs and skin. * Recurrence is common. It has got poor prognosis. * It can occur in the piloerector muscle of skin; inferior vena cava; pulmo... | 1,386 | medmcqa_train |
Which of the following is not a component of APACHE score | Acute Physiology And Chronic Health Evaluation (APACHE) II scoring system It incorporates 12 physiological and laboratory parameters as well as age and comorbid conditions to estimate severity of any disease process The 12 physiologic variables are BT| HR at CWG SHOP - 2 Mean aerial blood pressure Temperature Hea rate.... | 1,387 | medmcqa_train |
False about Immunoglobulins is | Any antibody contains one type of light chain and one type of heavy chain. | 1,388 | medmcqa_train |
What is the pathology of edema in nephrotic syndrome | Ans. b. Sodium and water retention Sodium and water retention is the pathology of edema in nephrotic syndrome. The nephrotic syndrome is characterized by proteinuria, edema, and hypoalbuminemia. Renal sodium retention and changes in variables of the Starling equation are fundamental to the pathophysiology of nephrotic ... | 1,389 | medmcqa_train |
What percentage of Lente Insulin is amorphous? | Insulin Lente is 70% crystalline (ultra lente) and 30% amorphous (semi lente). It is an insulin - zinc suspension | 1,390 | medmcqa_train |
Lobar pneumonia is caused predominantly by: | Most cases of lobar pneumonia are caused by S. pneumoniae (reclassification of the pneumococcus). Streptococcal or pneumococcal pneumonia involves one or more lobes and is often seen in alcoholics or debilitated persons. | 1,391 | medmcqa_train |
Caudate lobe of liver is ? | Ans. is 'a' i.e., I | 1,392 | medmcqa_train |
Nucleosomes are | Nucleosomes : The double stranded DNA wraps twice around a histone octamer formed by H2A, H2B, H3 and H4. This super - twisted helix forms a spherical paicle of 10nm diameter ; called Nucleosome. The function of the Nucleosomes is to condense DNA ; this arrangement also stabilises the DNA. REF : DM.VASUDEVAN.TEXTBOOK; ... | 1,393 | medmcqa_train |
Bilirubin is the degradation product of - | Bilirubin metabolism
Bilirubin is the end product of heme degradation.
The heme is derived from -
Senescent erythrocytes by the mononuclear phagocytic system in the spleen, liver and bone marrow (major source).
Turnover of hemoproteins (e.g. cytochrome p.450).
Heme is oxidized to biliverdin by heme oxygenase.
Bil... | 1,394 | medmcqa_train |
Which is not Glucogenic ? | Ans. is 'd' i.e., Lysine | 1,395 | medmcqa_train |
Linear enamel caries is called as: | In odontoclasia Gross destruction of labial surface of anterior maxillary teeth occurs. | 1,396 | medmcqa_train |
A 3-day-old newborn was born with ectopia cordis. Despite the efforts of doctors at the pediatric intensive care unit the infant died from cardiac failure and hypoxemia. Which of the following embryologic events is most likely responsible for the development of such conditions? | Ectopia cordis is a condition in which the heart is located abnormally outside the thoracic cavity, commonly resulting from a failure of fusion of the lateral folds in forming the thoracic wall. This is incompatible with life because of the occurrence of infection, cardiac failure, or hypoxemia. Faulty development of t... | 1,397 | medmcqa_train |
All of the following predominantly involve the white matter EXCEPT? | Gray matter diseases White matter diseases Clinical features Seizures, impaired vision, dementia Motor problems Examples Neuronal ceroid lipofuscinosis Biotinidase deficiency Pyridoxine deficiency Mitochondrial disorders Alexander disease Canavan disease Adrenoleukodystrophy Metachromatic leukodystrophy Krabbe disease | 1,398 | medmcqa_train |
What is not true regarding venous ulcer? | Ans: c. (It is found in elderly males)Ref: Cuschieri, 4th ed. pg. 903, 904Characteristic features of venous ulcer: It is seen at the gaiter area- on the medial side. Edges will be sloping Base of the venous ulcer is fixed to the deeper tissues Surrounding tissues show signs of chronic venous hypertension - eczema, pigm... | 1,399 | medmcqa_train |
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