#january2020mccqe1
A 1-week-old infant has a coarctation of the aorta just distal to the subclavian arteries. The blood pressure distal to the constriction is 50% lower than normal. Which of the following is increased in this infant?
(A) Blood flow in the lower body
(B) Glomerular filtration rate
(C) Plasma levels of angiotensin II
(D) Renal excretion of sodium
(E) Renal excretion of water
A 1-week-old infant has a coarctation of the aorta just distal to the subclavian arteries. The blood pressure distal to the constriction is 50% lower than normal. Which of the following is increased in this infant?
(A) Blood flow in the lower body
(B) Glomerular filtration rate
(C) Plasma levels of angiotensin II
(D) Renal excretion of sodium
(E) Renal excretion of water
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