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Ans. B: Alcoholics are susceptible to develop amoebic liver abscess Amebic liver abscess is the most frequent extraintestinal manifestation of Entamoeba histolytica infection. This infection is caused by the protozoa Ehistolytica, which ascends the poal venous system. The right lobe (posterior superior quadrant) of the... | openlifescienceai/medmcqa |
Ropinirole which is a dopamine agonist is the drug of choice for Restless leg syndrome. | openlifescienceai/medmcqa |
Autosomal dominant disorders
Normally a gene pair has two alleles.
When one allele becomes abnormal due to mutation it is called heterozygous state.
When both the alleles become abnormal due to mutation it is called homozygous state.
Autosomal dominant disorders are manifested in heterozygous state, i.e. only if one ... | openlifescienceai/medmcqa |
Peptide hormones are proteins that have endocrine functions in living animals.A steroid hormone is a steroid that acts as a hormone. Steroid hormones can be grouped into 2 classes, coicosteroids (typically made in the adrenal coex, hence coico-) and sex steroids (typically made in the gonads or placenta). Within those ... | openlifescienceai/medmcqa |
Hemifacial microsomia/occuio auricular vertebral dysplasia/GOLDENHAR syndrome. Origin and migration of NEURAL Crest cell (also seen in Treacher Collin syndrome) | openlifescienceai/medmcqa |
Free water clearance is calculated as: urine flow rate (600 ml/2 h, or 5 ml/min) - osmolar clearance (urine osmolarity x urine flow rate/plasma osmolarity). Therefore, free water clearance is equal to +2.5 ml/min. | openlifescienceai/medmcqa |
Tophi are pathognomonic of gout. They are formed by large aggregations of urate crystals. The urate crystals are surrounded by
a. Macrophages
b. Lymphocytes
c. Large foreign body giant cells
They are seen in them.
Articular cartilages of joints *
b. Periarticular ligaments*
c. Tendons and soft tissues*
d. Achilles tend... | openlifescienceai/medmcqa |
MRI finding of cavernous malformation (cavernous angioma or covernoma) demonstrate typical 'Popcorn like' smoothly circumscribed, well - delineated complex lesion. | openlifescienceai/medmcqa |
Persons who present with high titers of Rheumatoid factor, C Reactive protein and Haptoglobin have a worse prognosis than the individuals who present with Subcutaneous nodules or Radiographic evidence of erosions. | openlifescienceai/medmcqa |
Sequence of changes in Diabetic nephropathy: Increase in GFR (EARLIEST MANIFESTATION) Microalbuminuria (30-300 mg/gm (moderately | albuminuria)) Macroalbuminuria End stage renal disease. NOTE: Microalbuminuria is the Most Reliable marker of diabetic nephropathy. | openlifescienceai/medmcqa |
NSAIDS: - Aspirin - Coxibs
DMARD - Methotrexate (Best DMARD) - Gold - D- Penicillamine - Antimalarials - Sulfasalazine - Leflunamide (Inhibits T cell proliferation) - Glucocorticoid
Anticytokines - Etanercept (TNF Type II receptor blocker) - Infliximab (Monoclonal ab to TNF) - Adalimumab (Fully human abs to TNF) - Anak... | openlifescienceai/medmcqa |
Ans. B i.e. Asphyxia by compression of neck by human hand Manual strangulation (also known as "throttling") refers to strangling with the hands, fingers, or other extremities Ligature strangulation (also known as "garroting") refers to strangling with some form of cord such as rope, wire, or shoe laces, either paially ... | openlifescienceai/medmcqa |
Ans. is `d' i.e., Fundus Pernicious anemia is associated with autoimmune atrophic gastritis affecting the fundic glands. Intestinal metaplasia (premalignant for gastric carcinoma),is charachterstically seen in this area of atrophic gastritis. Atrophic glands with extensive intestinal metaplasia are most charachteristic... | openlifescienceai/medmcqa |
The parasite spread from the site of inoculation and multiplies in reticule endothelial system especially in the spleen, liver, bone marrow and lymphnodes .This leads to enlargement of these organs.It is characterized by pyrexia, splenomegaly,hepatomegaly,lymphadenopathy(Referpgn:41baveja 3 rd edition) | openlifescienceai/medmcqa |
There are various modalities of treatment which are tried for chronic pain:-
i) Pharmacotherapy:- The various drugs (mentioned above) are used for chronic pain syndrome. The various routes can be used:- oral, intravenous, epidural, or Transcutaneous.
ii) Neuro-surgical:- Anterolateral cordotomy, dorsal root entry zone ... | openlifescienceai/medmcqa |
Clinical features The most common presentation is that of recurrent abdominal discomfo . This is usually colicky or cramping in nature, felt in the lower abdomen and relieved by defecation. Abdominal bloating worsens throughout the day; the cause is unknown but it is not due to excessive intestinal gas. The bowel habit... | openlifescienceai/medmcqa |
Von-Gierke disease (Type I glycogenosis)
It is an autosomal recessive disorder.
It is due to absent or deficient activity of glucose-6-phosphatase in Liver, Kidney, Intestinal mucosa
It can be divided into two subtypes -
Type la → glucose - 6 - phosphatase is defective
Type lb → Translocase is defective (translocase ... | openlifescienceai/medmcqa |
Ans. C i.e. 5-6 days | openlifescienceai/medmcqa |
Ans. is. 'b' i. e., 5-days fever | openlifescienceai/medmcqa |
Ilia hypogastric nerve (McBumey's incision) | openlifescienceai/medmcqa |
The CT shows Candle dripping appearance seen in Tuberous sclerosis. The characteristic brain lesions consist of tubers. Tubers are located in the convolutions of the cerebral hemispheres and are typically present in the subependymal region, where they undergo calcification and project into the ventricular cavity, produ... | openlifescienceai/medmcqa |
Ans. Ulcerative colitis | openlifescienceai/medmcqa |
Sickle-cell anemia is caused by apoint mutation in the b-globin chain of hemoglobin, causing the hydrophilic amino acid glutamic acid to be replaced with the hydrophobic amino acid valine at the sixth position. The b-globin gene is found on the sho arm of chromosome 11. Ref ganong's review of medical physiology 25e | openlifescienceai/medmcqa |
Demonstration -Is a carefully planned presentation where idea is to show ' how to perform' a skill/procedure Two principles : 1. Seeing is believing 2. learning by doing | openlifescienceai/medmcqa |
. *contact dermatitis is a common example of tissue injury resulting from delayed type hypersensitivity reaction. It may evoked by contact with chemicals that bind to and structurally modifies some cell proteins and peptides derived from these modified proteins are recognised by T cells and elicit the reaction.Robbins ... | openlifescienceai/medmcqa |
Ans-C | openlifescienceai/medmcqa |
Ans. A. Retinaa. A special category of micro-neurons, lacking an obvious axon, consists of amacrine cells.b. In these cells nervous conduction is apparently possible in either direction along their dendrite-like processes.c. Amacrine cells have long been known in the retina where they lie in synaptic contact with gangl... | openlifescienceai/medmcqa |
Ans: A (Menigocele) Ref: Robbins and Cotran Pathologic Basis of Disease: 8th editionExplanation:Sacrococcygeal TeratomasMost common teratomas of childhoodAccounts for 40% or more of casesFour times more common in girlsApproximately 10% of sacrococcygeal teratomas are associated with congenital anomaliesPrimarily defect... | openlifescienceai/medmcqa |
All of the listed tests are used in evaluating pulmonary function. Disturbing values include DLCO less than 50 percent predicted, FEV1 0.8l (60 percent of FVC), MV02 <10 mllkg/min, PaC02 > 46 torr, Pa02 < 70 torr | openlifescienceai/medmcqa |
Ans is 'a' i.e. SerotoninSerotonin or 5 hydroxytryptamine is catabolized to 5 Hydroxy indole acetic acid (5HIAA).The enzyme which catalyzes this reaction is - Monoamine oxidase.5 HIAA is excreted normally in urine. Normal adult excretes about 7 mg of HIAA per day. | openlifescienceai/medmcqa |
The disease is primary hemochromatosis, in which abnormal iron accumulation occurs in many different organs. The liver may become cirrhotic, and the patient may become diabetic due to pancreatic damage. Hea failure may occur due to myocardial dysfunction, and the skin can take on a bronze discoloration. In fact, the ol... | openlifescienceai/medmcqa |
A (Lupus vulgaris) Lupus vulgaris is the most commonly found form of cutaneous T.B. in adults in a recently published series from India and South Africa and the second most prevalent after Scrofuloderma in a series from U.K. Most common skm tuberculosis | | |Lupus vulgarisScrofuloderma||In adultsIn childrenSccrofuloder... | openlifescienceai/medmcqa |
An ependymoma is a glial tumor of the ependymal cells that line the center of the spinal cord and the ventricles of the brain. There are several different types of ependymoma cancers, which are also classified by grade. The three grades used for ependymoma cancers are determined by how closely the cancer cells resemble... | openlifescienceai/medmcqa |
DNA FINGERPRINTING DNA fingerprinting (DNA typing, DNA identification, or genetic typing) is a technique involving chemically dividing the DNA into fragments which form a unique pattern and then matching that "identity profile" with the pattern obtained from similarly testing a suspect&;s blood specimen. If the two pat... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Esmolol o Nodalol is longest acting b-blocker.o Esmolol is shortest acting b-blocker.o Acebutolol possesses all activities i.e., cardioselectivity, partial agonist activity, membrane stablizing activity and lipid insolubility. | openlifescienceai/medmcqa |
Ans. C. ParaphiliaScatologia, also called Coprolalia, is a dent sexual practice in which sexual pleasure is obtained through the compulsive use of obscene language.The affected person commonly satisfies his desires through obscene telephone calls, usually to strangers. | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Early onset Poor prognostic factors :- Insidious onset, early onset (before 20 years of age); absence of precipitating stressor; poor premorbid adjustment; hebephrenic subtype (worst prognosis), simple, undifferentiated and chronic catatonic subtype; long duration (chronic course --> >2 years); single... | openlifescienceai/medmcqa |
Prussak's space is the space between pars flaccida, and the neck of malleus in the Epitympanum (see fig. 1.4)
It is the M/C site for primary cholesteatoma. | openlifescienceai/medmcqa |
Reason: Ankle joint: Lower end of tibia and fibula have fused Age is more than 16 years | openlifescienceai/medmcqa |
According to the DSM-IV, obsessive-compulsive disorder (OCD) is characterized by recurrent obsessions or compulsions that are ego-dystonic and time-consuming and that interfere with normal functioning. Compulsions or compulsive behavior may result when patients engage in repetitive behavior in an attempt to reduce anxi... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Osteogenesis | openlifescienceai/medmcqa |
Light absorption of both oxy and deoxy haemoglobin is equal at isobestic point of 805 nm. Bilirubin, carboxyhemoglobin and methaemoglobin can affect the reading of pulse oximeter. Pigmented skin doesn’t influence the reading. | openlifescienceai/medmcqa |
Ans. is 'a' spectrin .Proteins maintaining the shape, flexibility and the strength of RBC membrane are-Spectrin (most important)AnkyrinProtein 4.1A deficiency of any one of the membrane skeletal proteins can cause hereditary spherocytosis* (though spectrin is the most common defect). | openlifescienceai/medmcqa |
Revised Amsterdam Criteria : The revised Amsterdam criteria are used to select at-risk patients (all criteria must apply) Criteria: Three or more relatives who are diagnosed with an HNPCC-associated cancer (Colorectal, endometrium, small bowel, ureter or renal pelvis) in which one affected person is a first degree rela... | openlifescienceai/medmcqa |
A i.e. Hallucination | openlifescienceai/medmcqa |
Coliform organisms are considered as indicators of faecal contamination . This is because 1.coliform organisms are constantly present in abundance in huma intestine.they are foriegn to potable water.hence their presence indicate faecal conatamination. 2.they are easily detected by culture methods as small as one bacter... | openlifescienceai/medmcqa |
A i.e. Alzheimer's | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Lysosome | openlifescienceai/medmcqa |
Ans. (d) Blood cultureRef.:Harrison 18th edition, Chapter 153* The definitive diagnosis of enteric fever requires the isolation of S. typhi or S. paratyphi from blood, bone marrow, other sterile sites, rose spots, stool, or intestinal secretions.For diagnosis in the first week* Sensitivity of blood culture is only 40-8... | openlifescienceai/medmcqa |
Gun stock deformity is a form of cubitus varus resulting from malunion of supracondylar or condylar fracture at the elbow in which the axis of the extended forearm is not continuous with that of the arm but is displaced toward midline. | openlifescienceai/medmcqa |
Leukemoid reaction is defined as a reactive excessive leukocytosis in peripheral blood resembling that of leukemia in a subject who doesnot have leukemia. Leucocyte alkaline phosphatase (LAP) score in the cytoplasm of mature neutrophils is high in leukaemoid reaction whereas reduced in CML .It is very useful to disting... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Posterior to rectus muscle insertion o Thinnest portion of sclera - Posterior to insertions of rectus muscle.o Thickest portion of sclera - Posterior pole.o The thickness of the sclera varies according to location : -At the limbus, the sclera is 0[?]8 mm thick.Anterior to the rectus muscle insertions,... | openlifescienceai/medmcqa |
Gas cylinders are made from a steel alloy of molybdenum, which is resistant to corrosion.
Aluminum cylinders are also available in western countries. | openlifescienceai/medmcqa |
Humans are the only natural reservoir of Treponema pallidum. It readily penetrates abraded skin and mucous membranes to multiply locally and spread through the blood stream or lymphatics. A developing maculopapular rash two weeks after a painless genital ulcer indicates a diagnosis of secondary syphillis. Ref: Primary ... | openlifescienceai/medmcqa |
Transplantation from one region of a person to another region of that same person is an autograft and has the best chance of succeeding. When a transplant is done between monozygotic twins, it is an isograft and has a complete MHC compatibility and a good chance of success. Allografts are between members of the same sp... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Regeneration of membraneThe regeneration of epithelium is one of the protective mechnaism of epithelial cells. There are three mechanism for healing.Resolution It is an ideal outcome of healing and occurs in acute infalmmatory responses to minor injuries.Regeneration Replacement of lost parenchymal ce... | openlifescienceai/medmcqa |
Chronic progressive external ophthalmoplegia is characterized by bilateral ptosis without diplopia in early adulthood. Ophthalmoplegia is symmetrical and slowly progressive, so diplopia is not often a complaint because all eye movements are reduced equally.
Multiple cranial nerve palsies and mysthenia gravis present wi... | openlifescienceai/medmcqa |
Ans. Upper pa | openlifescienceai/medmcqa |
Ans. B. Psychiatric illness in medically illConsultation-liaison (C-L) psychiatry involves the study of psychological aspect of medical care and the detection and Rx of psychiatric disorders in the medically ill patients. | openlifescienceai/medmcqa |
Tuberculin test is a cell-mediated immune response to tuberculin. | openlifescienceai/medmcqa |
Acute hemorrhage triggers the potent vasopressor activity of both angiotensin and vasopressin to increase blood flow to the heart and brain via selective vasoconstriction of the skin, kidneys, and splanchnic organs. Adrenergic discharge also results in selective vasoconstriction of skin, renal, and splanchnic vessels. ... | openlifescienceai/medmcqa |
The screening test for acromegaly is Serum IGF-1 levels. IGF-2 is responsible for prenatal growth. Oral glucose tolerance test with GH obtained at 0, 30 and 60 minutes. Normal people can supress growth hormone to <1g/L. Due to pulsatile nature of GH secretion, measurement of a single random value is not useful for diag... | openlifescienceai/medmcqa |
Ans. (b) Radiation Sterlisation of Materials Impoant Materials Methods of sterilisation and disinfection 1 Glasswares-syringes, Petri dishes, test tubes, flasks, surgical instrument; oily fluids and powders Hot air oven 2. Serum, body fluids, bacterial vaccines Waterbath, vaccine bath 3. Milk Pasteurisation, 63degC x 3... | openlifescienceai/medmcqa |
B. i.e. Internuclear opthalmoplegia In type III internuclear opthalmoplegia, none of the eyes abduct completely while the adduction is complete (Le. normal convergence)Q. Dissociated Opthalmoplegia There is dissociation in gaze movements i.e. one eye moves in one direction whereas the other eye cannot move in the same ... | openlifescienceai/medmcqa |
ANSWER: (C) Tzanck smear REF: Fitz Patricks Dermatology 6th ed page 28See details of Tzanck smear in Dermatology 2000See details of Wood's lamp in Dermatology 2013 Session 1To answer this question, you need to arrive at a possible diagnosis. Differential of Skin colored papules on face of a child can be:* Molluscum con... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Streptococci . Pike's media is the transpo media for streptococci. Stua's medium is transpo media for Gonococci. . Cary-blair and V.R. media are transpo media for V. Cholerae. . Sach' buffered glycerol saline for shigella. | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Ketamine o Cerebral blood flow, metabolism, oxygen consumption and ICT all are increased by ketamine - ketamine is contraindicated in raised ICT.o Ketamine is a potent bronchodilator.o Ketamine increases BP and ICT.o Airway reflexes (pharyngeal and laryngeal) are not depressed.Ketamineo The primary si... | openlifescienceai/medmcqa |
HBsAg appears before the onset of symptoms and peaks in acute, symptomatic disease. HBsAg persists in cases of chronic hepatitis B. Anti-HBs antibody begins to rise following the resolution of acute disease, generally after the disappearance of HBsAg. Anti-HBs antibodies tend to persist for life, conferring protection;... | openlifescienceai/medmcqa |
The principal symptoms are large-volume diarrhea severe enough to cause hypokalemia, dehydration, hypochlorhydria, and flushing. Patients frequently have hyperglycemia and hypercalcemia. Ref: Harrisons Principles of Internal Medicine, 18th Edition, Page 3068. | openlifescienceai/medmcqa |
HMG CoA reductase
Hypolipidemic drugs (statins) inhibit HMG-CoA reductase | openlifescienceai/medmcqa |
(Ref: KDT 6/e p469) GABA is the principal inhibitory neurotransmitter in the brain and glycine is the inhibitory amino acid in the spinal cord. By antagonizing the glycine receptors, strychnine can result in convulsions and other stimulatory symptoms. | openlifescienceai/medmcqa |
Ans. is 'c' i.e. Duodenal atresia Condition in which double bubble appearance in seen -Duodenal atresia *Duodenal stenosis*Annular pancreas * Double bubble appearance or double stomach appearance is seen because of gross dilatation of the stomach and upper part of the duodenum with two-air fluid levels.Also knowSingle ... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Anti Sm antibody o The most commonly used method to detect antinuclear antibodies is indirect immunofluorescence. o The pattern of nuclear fluorescence suggests the type of antibody present in patient's serum. o Four basic patterns are recognized :? 1. Homogenous or diffuse nuclear chromatin staining ... | openlifescienceai/medmcqa |
CONSUMPTIVE COAGULOPATHY/ DIC IN OBSTETRICS In the accidental hemorrhage / abruptio placentae there is intravascular activation of clotting, secondary to a significant retroplacental bleed which leads to more procoagulant consumption. DIC is more likely with concealed hemorrhage because of higher intrauterine pressure ... | openlifescienceai/medmcqa |
Varnish reduces the infiltration of irritating fluids through marginal crevices and lessens pulpal irritation. Varnish is also claimed to prevent the penetration of corrosion products of amalgams into the dentinal tubules, thereby reducing the unsightly tooth discoloration often associated with amalgam restorations.
Ph... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Lesser curvatureThe gastric lymph nodes consist of two sets, superior and inferior.The Superior Gastric Glands accompany the left gastricaery and are divisible into three groups:Upper, on the stem of the aery;Lower, accompanying the descending branches of the aery along the cardiac half of the lesser ... | openlifescienceai/medmcqa |
Irreversible ADP receptor antagonists(P2Y12 receptor antagonist) are: * Prasugrel * Clopidogrel Both are prodrugs, so the metabolite formed inhibits the ADP receptor. Prasugrel is faster acting than clopidogrel and it has very high risk of causing cerebral haemorrhage. So, it is contraindicated in stroke or cerebrovasc... | openlifescienceai/medmcqa |
The left gastric vein carries blood from the stomach to the portal vein. At the esophageal-gastric junction the left gastric vein (portal system) anastomoses with esophageal veins (caval system). High blood pressure in the portal system causes high pressure in this anastomosis, causing the ruptured esophageal varices. ... | openlifescienceai/medmcqa |
Ans is 'd' i.e., A diffuse proliferation of medium to large lymphoid cells with high mitotic rate o Lymphocytes postive for CD 19, CD20, CD23, CD5 suggest the diagnosis of chronic lymphocytic leukemia/small lymphcytic lymphoma. o In CLL/SLL larger lymphocytes show high mitotic activity and form proliferation centre. Ch... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., CCR5 HIV tropism HIV tropism refers to the cell type that the human immunodeficiency virus (HIV) infects and replicates in. HIV tropism of a patient's virus is measured by the Trofile assay. HIV can infect a variety of cells such as CD4+ helper T- cells and macrophages that express the CD4 molecule on... | openlifescienceai/medmcqa |
OBTURATOR NERVE:- Branch of lumbar plexus Nerve of adductor compament Arises from ventral division of ventral rami of L2,L3,L4 segments. It emerges on the medial border of psoas major muscle within the abdomen.It crosses the pelvic brim to run downwards and forwards on the lateral wall of pelvis to reach upper pa of ob... | openlifescienceai/medmcqa |
Ans. d (Oral iron intolerance). (Ref. KDT, Pharmacology, 6th/pg.584)IRON THERAPY# Some iron preparations come with other compounds designed to enhance iron absorption, such as ascorbic acid,# Typically, for iron replacement therapy, up to 300 mg of elemental iron per day is given, usually as three or four iron tablets ... | openlifescienceai/medmcqa |
Haemolytic streptococcus BACTERIAL PHARYNGOTONSILLITIS Etiology Group A beta-haemolytic streptococcus is the most common and impoant pathogen causing acute bacterial pharyngotonsillitis. This infection most commonly presents in children aged 5-6 yrs. SYMPTOMS It is characterized by fever, dry sore throat, cervical aden... | openlifescienceai/medmcqa |
In IIIrd degree of uterine prolapse according to Shaw's classification the cervix is descended out of the introitus. Wilfred Shaws classification Classification of uterine prolapse: Ist degree: Descent of cervix in the vagina IInd degree: Descent of cervix into the introitus IIIrd degree: Descent of the cervix outside ... | openlifescienceai/medmcqa |
Conditions where post should not be given:
Any sign of endodontic failures are evident, i.e. tooth exhibits:
Poor apical seal and poor quality obturation
Active inflammation
Presence of fistula or sinus
Tender on percussion
If adequate retention of core can be achieved by natural undercuts of crown.
If there are h... | openlifescienceai/medmcqa |
Ans. C OrthopantomogramIt is a panoramic or wide view radiograph of the lower face or dental skeleton. Apart from pathologies of teeth it is also used to study the temporomandibular joint. | openlifescienceai/medmcqa |
Medulloblastoma arises in the posterior pa of the cerebellar vermis and neuroepithelial roof of the fouh ventricle in children. It accounts for 20 percent of childhood brain tumors. Primitive neuroectodermal tumor is the most common type of medulloblastoma. Most occur in the first decade of life, but there is a second ... | openlifescienceai/medmcqa |
- The smallest crown that completely covers the preparation should be chosen.
- Spedding has advocated adhering to two important principles that will help consistently to produce well-adapted stainless steel crowns.
a. The operator must establish the correct occluso-gingival crown length; and
b. The crown margins shoul... | openlifescienceai/medmcqa |
Giant v waves are seen in tricuspid regurgitation and VSD. v wave in a JVP represents atrial filling and occur during ventricular systole. In tricuspid regurgitation there is an accentuated v wave followed by a rapid y descend. In progressive TR, v wave merges with the c wave and the right atrial and juglar vein wavefo... | openlifescienceai/medmcqa |
Answer is B (Diffuse Goiter) : 'Euthyroid state is generally the rule' - Robbins Endemic goiter :occurs in geographical areas where the soil, water and food supply contains only low levels of iodine. The lack of the iodine leads to decreased synthesis of thyroid hormones and a compensatory increase in TSH, which in tur... | openlifescienceai/medmcqa |
The primary regulator of PTH secretion is ionized plasma Ca2+. The PTH-secreting cells in the parathyroid gland have a sensor in their membranes - Ca2+-sensing receptor (CaSR). CaSR is a member of the GPCR superfamily; it spans the membrane 7 times. CaSR is also stimulated by high levels of magnesium; high magnesium in... | openlifescienceai/medmcqa |
In ARDS, the presence of alveolar and interstitial fluid and the loss of surfactant can lead to a marked reduction of lung compliance. Without an increase in end-expiratory pressure, significant alveolar collapse can occur at end-expiration,with consequent impairment of oxygenation. Ref Davidson edition23rd pg 199 | openlifescienceai/medmcqa |
Salbutamol is beta-2 agonist, preferred in acute bronchial asthma attackMost common side effect associated with the agent is Tremor | openlifescienceai/medmcqa |
Papez circuit is hippocampal formation - mamillary body - anterior thalamic nucleus - cingulate gyrus - entorhinal coex - hippocampal formation. Kluver-Bucy syndrome is characterized by placidity, hypersexuality, hyperphagia, and psychic blindness (visual agnosia). Liepmann is known for his classic book on ataxias. Bro... | openlifescienceai/medmcqa |
- Relative risk is calculated in coho study . Hence, option-2 is answer Case Control Studies Coho Studies 1. Proceeds from "effect to cause". Proceeds from "cause to effect" 2. Tests whether the suspected cause occurs more frequently in those with the disease than among those without the disease. Test whether disease o... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Index myopia o Nuclear changes of aging induce a modification of refractive index of lens and produce an index myopia."Nuclear cataracts cause a general decrease in the transperancy of the lens nucleus. They are associated with index myopia "-- Ophthalmic study guideCauses of errors of refractiono Pos... | openlifescienceai/medmcqa |
Ans. is 'd' i.e., 10 months 'Rule of Ten' is a useful guide for timing of surgery for Cleft Lip. According to this rule, lip repair is carried out when the child. has attained a weight of 10 lbs is 10 weeks old has a hemoglobin conc. higher than 10 mg/dl. | openlifescienceai/medmcqa |
Fordyce's granules are ectopic sebaceous glands that appear as small yellow spots, found frequently in a bilaterally symmetrical pattern on the buccal mucosa, labial mucosa, vermilion border of the lips, retromolar region and occasionally on the tongue, gingival, frenum and palate. Ectopic sebaceous glands are also fou... | openlifescienceai/medmcqa |
Wahin's tumor, or papillary cystadenoma lymphomatosum, is the second most common benign parotid tumor and occurs most often in older white men. Because of the high mitochondrial content within oncocytes, the oncocyte-rich Wahin tumor and oncocytomas will incorporate technetium Tc 99m and appear as hot spots on radionuc... | openlifescienceai/medmcqa |
Ans. Elastotic degeneration | openlifescienceai/medmcqa |
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