Renal — Flashcards

The [TF/P]urea ratio _____ over the course of the PCT

A hyper-osmotic disturbance refers to an increase in _____ osmolarity

What effect does renal urea recycling have on medullary interstitial fluid osmolarity?

K+ is absorbed in the _____ intestine via passive diffusion

The thick ascending limb, distal tubule, and cortical/outer medullary collecting ducts are _____ to urea (permeable or impermeable)

In the steady state, intracellular osmolarity is _____ extracellular osmolarity (less than, greater than, or equal to)

SNS activity and catecholamines primarily cause vasoconstriction of the renal _____ arterioles

The kidneys receive approximately _____% of the cardiac output

What is the effect of increased serum PO43- on PTH secretion?_____

The external urethral sphincter predominantly expresses _____ receptors.