Multiple Choice
Which of the following is true of potassium ions?
A) they are actively secreted in the proximal tubule
B) their concentration is controlled by aldosterone
C) changes in concentration can affect membrane excitability
D) are reabsorbed in the distal tubule
E) both (b) and (c)
Correct Answer:

Verified
Correct Answer:
Verified
Q89: _ is a group of intrinsic mechanisms
Q116: Match urinary system feature with correct characteristic.<br>-a
Q118: Indicate whether the first item in the
Q120: Bladder contractions are stimulated by _ fibers
Q124: Match renal structure or activity with correct
Q125: Vasopressin<br>A) is produced in the hypothalamus.<br>B) increases
Q126: Which transporter is a symport carrier for
Q243: Inulin is<br>A)filtered, not reabsorbed, but secreted<br>B)filtered, not
Q266: Select the major waste product of nitrogen
Q282: Vasa recta are associated with<br>A)afferent arterioles<br>B)efferent arterioles<br>C)cortical