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You are in Home >> Exams >> Primary FRCA >> Primary MCQ 1

Physiology MCQ Bank 14

Created: 6/7/2004
1. Carbonic anhydrase plays a role in the:

a) production of HCl by the parietal cells of the stomach
b) secretion of hydrogen ions from the fluid in the renal tubules
c) passage of CO2 from the pulmonary capillaries to the alveoli
d) secretion of bicarbonate by the pancreas
e) production of red blood cells

2. In a patient with severe hypovolaemia, the:

a) physiological dead-space increases
b) arterio-venous oxygen difference decreases
c) alveolar-arterial oxygen difference increases
d) minute volume increases
e) arterial PCO2 increases

3. The group A antigen:

a) is present on the red cells of a group A patient
b) may occur in the saliva of a group A patient
c) is transmitted as an autosomal recessive characteristic
d) is more common than the group B antigen
e) is the most common cause of haemolytic disease of the newborn

4. The action of noradrenaline maybe terminated by:

a) monoamine oxidase in the nerve terminal
b) catechol-O-methyltransferase in the liver
c) catechol-O-methyltransferase in the nerve terminal
d) dopa decarboxylase in the nerve terminal
e) neuronal reuptake

5. An increase in the 2.3-DPG concentration in red blood cells occurs in:

a) anaemia
b) acclimatisation to altitude
c) stored blood
d) trained athletes
e) cyanotic heart disease



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