MCQ Paper No.3

Please select True or False for the following questions.

1. Pulmonary vascular resistance is reduced by:

a. Hypoxia
b. Hypercarbia
c. Alkalosis
d. Epoprostenol (prostacyclin)
e. Nitric oxide
2. Side effects of amiodarone include:

a. Peripheral neuropathy
b. Hypothyroidism
c. Corneal microdeposits
d. Photosensitisation
e. Bigeminal rhythm
3. After a severe burn (greater than 40% full thickness):

a. Enteral nutrition should be started as soon as possible
b. Vascular access should never be placed through burned skin
c. Fluid requirements are maximal in the first 12 hours
d. Tissue swelling is maximal between 24 and 48 hours
e. Prophylactic antibiotics should be given
4. In primary adrenocortical failure:

a. Blood cortisol is low
b. Plasma ACTH is unchanged
c. Serum potassium is low
d. Serum sodium is low
e. Blood glucose is high
5. The metabolic response to major surgery includes:

a. An increased utilisation of glucose with a reduction in fasting blood glucose
b. A reduction in the amount of sodium excreted in urine
c. A decrease in circulating free fatty acids
d. A decreased excretion of potassium in the urine
e. A moderate increase in oxygen consumption

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