(Single Best Answer) Question 121: An investigator wants to study the association between maternal intake of iron supplements (Yes or No) and incidence of low birth weight (<2500 or >= 2500 gms). He collects relevant data from 100 pregnant women as to the status of usage of iron supplements and the status of low birth weight in their newborns. The appropriate statistical test of hypothesis advised in this situation is ?
A) Paired t-test B) Unpaired or independent t-test C) Analysis of variance D) Chi-Square test Answer (Select an option above to get the answer):
(Single Best Answer) Question 122: An elderly woman was admitted with a fracture of the neck of right femur which failed to unite. On examination an avascular necrosis of the head of femur was noted. The condition would have resulted most probably from the damage to ?
A) Superior gluteal artery B) Inferior gluteal artery C) Acetabular branch of obturator D) Retinacular branches of circumflex femoral arteries Answer (Select an option above to get the answer):
(Single Best Answer) Question 123: An elderly woman suffering from schizophrenia is on antipsychotic medication. She developed purposeless involuntary facial and limb movements, constant chewing and puffing of cheeks. Which of the following drugs is least likely to be involved in this side effect ?
A) Haloperidol B) Clozapine C) Fluphenazine D) Loxapine Answer (Select an option above to get the answer):
(Single Best Answer) Question 124: An elderly diabetic has left sided orbital cellulites. CT Scan of paranasal sinuses shows evidence of left maxillary sinusitis. Gram stained smear of the orbital exudate shows irregularly branching septate hyphae. The following is the most likely etiological agent ?
A) Aspergillus B) Rhizopus C) Mucor D) Candida Answer (Select an option above to get the answer):
(Single Best Answer) Question 125: An AIDS patient with T lymphocyte counts < 200 /mm3, presented with complaints of headache, nausea, dizziness and irritability. As a part of the diagnostic tests, spinal fluid was submitted to the laboratory with a request to examine the specimen directly in India ink to enhance visualization of encapsulated organisms. This request was made on the suspicion of a diagnosis of ?
A) Histoplasmosis B) Candidiasis C) Nocardiosis D) Cryptococcosis Answer (Select an option above to get the answer):
(Single Best Answer) Question 126: An 8 day old breast fed baby presents with vomiting, poor feeding and loose stools. On examination the heart rate is 190/minute, blood pressure 50/30 mmHg, respiratory rate 72 beats/minute and capillary refill time of 4 seconds. Investigations show hemoglobin level of 15 g/dL, Na 120 mEq/l, K 6.8 mEq/l, Cl 81 mEq/l, bicarbonate 15 mEq/l, urea 30 mg/dl and creatinine 0.6 mg/dl. The most likely diagnosis is ?
A) Congenital adrenal hyperplasia B) Acute tubular necrosis C) Congenital hypertrophic pyloric stenosis D) Galactosemia Answer (Select an option above to get the answer):
(Single Best Answer) Question 127: All of the following strategies are effective in preventing mother to child transmission of HIV, except ?
A) Zidovudine to mother and baby B) Vaginal cleansing before delivery C) Stopping breast feeding D) Elective caesarian section Answer (Select an option above to get the answer):
(Single Best Answer) Question 128: All of the following signs could result from infection within the right cavernous sinus, except ?
A) Loss of pupillary light reflex B) Loss of corneal blink reflex C) Ptosis D) Right ophthalmoplegia Answer (Select an option above to get the answer):
(Single Best Answer) Question 129: All of the following drugs are useful in the treatment of a patient with acute bronchial asthma except ?
A) Ipratropium B) Salbutamol C) Montelukast D) Hydrocortisone Answer (Select an option above to get the answer):
(Single Best Answer) Question 130: All of the following conditions are contraindicated or likely to worsen in a case of primary open angle glaucoma, when treated with Timolol maleate 0.5% eye drops, except ?
A) Hypertension B) Hypercholesterolemia C) Depression D) Bronchial asthma Answer (Select an option above to get the answer):