Countercurrent multiplication system — Flashcards

Flashcard 1: The proximal tubule is characterized by _____-osmotic reabsorption

Answer: iso

Flashcard 2: What receptors sense an increase in plasma osmolarity, providing stimuli to increase ADH secretion?_____

Answer: osmoreceptors in the anterior hypothalamus

Flashcard 3: ADH-activated V2 receptors cause translocation of _____ channels to the renal apical membrane, causing increased reabsorption of free water

Answer: aquaporin 2

Flashcard 4: The thick ascending limb (loop of Henle) is also known as the _____ segment

Answer: diluting

Flashcard 5: Following the thin descending limb, glomerular filtrate enters the _____

Answer: thin ascending limb (loop of Henle)

Flashcard 6: The major regulatory mechanism of the proximal tubule is _____

Answer: glomerulotubular balance

Flashcard 7: In the _____ of the nephron, Ca2+ is reabsorbed by an apical Ca2+ channel and a basolateral Na+-Ca2+ exchanger

Answer: DCT

Flashcard 8: The Na+-K+ ATPase is located on the _____ membrane of the thick ascending limb (loop of Henle)

Answer: basolateral

Flashcard 9: The [TF/P]glucose and [TF/P]AA ratios _____ over the course of the PCT

Answer: decrease

Extra:   https://onlinemeded.org/spa/renal?ref=anki 

Flashcard 10: The corticopapillary osmotic gradient is established, in part, by _____ multiplication

Answer: countercurrent

Extra:  https://onlinemeded.org/spa/nephrology?ref=anki