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Mcqs MBBS Exams India
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(Single Best Answer) Question 821: Which of the following syndromes is best associated with congenital heart disease ?
A) Lesch-Nyhan syndrome
B) Rasmussen syndrome
C) Holt-Oram syndrome
D) LEOPARD syndrome
Answer (Select an option above to get the answer):
(Single Best Answer) Question 822: Which of the following would be the plasma osmolality of a child with plasma Na+ 125 mEq/ 1, glucose of 108 mg/ dl, and blood urea nitrogen (BUN) of 140 mg/dl ?
A) 300 mosm/kg
B) 306 mosm/kg
C) 312 mosm/kg
D) 318 msom/kg
Answer (Select an option above to get the answer):
(Single Best Answer) Question 823: Which mechanism in phototherapy is chiefly responsible for reduction in serum bilirubin ?
A) Photo-oxidation
B) Photo-isomerization
C) Structural isomerization
D) Conjugation
Answer (Select an option above to get the answer):
(Single Best Answer) Question 824: Which of the following is true of mumps ?
A) Salivary gland involvement is limited to the parotids
B) The patient is not infectious prior to clinical parotid enlargement
C) Meningoencephalitis can precede parotitis
D) Mumps orchitis frequently leads to infertility
Answer (Select an option above to get the answer):
(Single Best Answer) Question 825: The physiologic dead space is decreased by ?
A) Upright position
B) Positive pressure ventilation
C) Neck flexion
D) Emphysema
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(Single Best Answer) Question 826: The most common rhythm disturbance during early postoperative period is ?
A) Bradycardia
B) Ventricular fibrillation
C) Tachycardia
D) Complete heart block
Answer (Select an option above to get the answer):
(Single Best Answer) Question 827: The most common cause of morbidity and mortality in patients undergoing major vascular surgery is ?
A) Renal complications
B) Thrombo embolic phenomenon
C) Coagulopathies
D) Cardiac complications
Answer (Select an option above to get the answer):
(Single Best Answer) Question 828: What is the most acute effect of smoking cessation ?
A) Shift of oxyhemoglobin curve to the right
B) Increased ciliary function
C) Decreased mucous production
D) Decreased incidence of post operative pneumonia
Answer (Select an option above to get the answer):
(Single Best Answer) Question 829: All of the following are features of absence seizures except ?
A) Usually seen in childhood
B) 3-Hz spike wave in EEG
C) Postictal confusion
D) Precipitation by hyperventilation
Answer (Select an option above to get the answer):
(Single Best Answer) Question 830: A continuous murmur is heard in all of the following conditions except ?
A) Ventricular septal defect with aortic regurgitation
B) Patent ductus arteriosus
C) Coronary arterio venous fistula
D) Venous hum
Answer (Select an option above to get the answer):