A) The formation of antigen-antibody complexes with resultant complement activation and tissue damage B) The release of hyaluronidase by L.monocytogenes, which contributes to its dissemination from local sites C) The antiphagocytic activity of the L.monocytogenes capsule D) The survival and multiplication of L.monocytogenes within mononuclear phagocytes and host epithelial cells Answer (Select an option above to get the answer):
(Single Best Answer) Question 162: A known HIV positive patient is admitted in an isolation ward after an abdominal surgery following an accident. The resident doctor who changed his dressing the next day found it to be soaked in blood. Which of the following would be the right method of choice of discarding the dressings ?
A) Pour 1 % hypochlorite on the dressing material and send it for incineration in a appropriate bag B) Pour 5 % hypochlorite on the dressing material and send it for incineration in a appropriate bag C) Put the dressing material directly in an appropriate bag and send for incineration D) Pour 2 % Lysol on the dressing material and send it for incineration in a appropriate bag Answer (Select an option above to get the answer):
(Single Best Answer) Question 163: A head injured patient, who opens eyes to painful stimulus, is confused and localizes to pain. What is his Glassgow coma Score ?
A) 7 B) 9 C) 11 D) 13 Answer (Select an option above to get the answer):
(Single Best Answer) Question 164: A female presented with loss of vision in both eyes and on examination has normal pupillary responses and normal fundus. Her visually evoked response (VER) examination shows extinguished responses. The most likely diagnosis is ?
A) Hysteria B) Cortical blindness C) Optic Neuritis D) Retinal Detachment Answer (Select an option above to get the answer):
(Single Best Answer) Question 165: A female child has recently learned to eat with spoon without spilling; to dress and undress herself without supervision; and to understand that she is a girl. These skills are FIRST mastered between the ages of ?
A) 2 and 3 years B) 3 and 4 years C) 4 and 5 years D) 5 and 6 years Answer (Select an option above to get the answer):
(Single Best Answer) Question 166: A diagnostic test for a particular disease has a sensitivity of 0.90 and a specificity of 0.90. A single test is applied to each suject in the population in which the diseased population is 10 %. What is the probability that a person positive to this test, has the disease ?
A) 90 % B) 81 % C) 50 % D) 91 % Answer (Select an option above to get the answer):
(Single Best Answer) Question 167: A dead body is found to have marks like branching of a tree on front of chest. The most likely cause of death could be due to ?
A) Fire-arm B) Lightening injury C) Injuries due to bomb blast D) Road traffic accident Answer (Select an option above to get the answer):
(Single Best Answer) Question 168: A child presents with diarrhea and peripheral circulatory failure. The arterial pH is 7.0, PCO2 15 mm Hg and PO2 76 mm Hg. What will be the most appropriate therapy ?
A) Sodium bicarbonate infusion B) Bolus of Ringers lactate C) Bolus of hydroxyethyl starch D) 5 % Dextrose infusion Answer (Select an option above to get the answer):
(Single Best Answer) Question 169: A chest physician observed that the distribution of forced expiratory volume (FEV) in 300 smokers had a median value of 2.5 litres with the first and third quartiles being 1.5 and 4.5 litres respectively. Based on this data how many persons in the sample are expected to have a FEV between 1.5 and 4.5 litres ?
A) 75 B) 150 C) 225 D) 300 Answer (Select an option above to get the answer):
(Single Best Answer) Question 170: A 9 year old child disturbs other people, is destructive, interferes when two people are talking, does not follow instructions and cannot wait for his turn while playing a game. He is likely to be suffering from ?
A) Emotional disorders B) Behavioural problems C) No disorder D) Attention deficit hyperactivity disorder Answer (Select an option above to get the answer):