Aldosterone exerts effects on principal cells of the kidney by causing
A. increased levels of cAMP and increases in the total number of Na+ channels.
B. decreased levels of cAMP and decreases in the number of open K+ channels.
C. increased numbers of Na+/K+ pumps.
D. decreased numbers of Na+/K+ pumps.
C
You might also like to view...
The exchange of O2 and CO2 between the external environment and tissue cells is known as ____________________
Fill in the blank(s) with correct word
You are caring for a female adult patient who weighs 40 kg (90 lbs). Assuming no loss of blood, what would her approximate blood volume be?
A) 6.6 L B) 6.0 L C) 5.6 L D) 1.8 L E) 3.8 L
What is the only human cell with a flagellum?
A. Sperm cell B. Macrophage (large, mobile white blood cell) C. Columnar cell of upper respiratory tract D. Red blood cell E. Columnar cell of small intestine
What is the endocrine axis?
a. thalamus-hypothalamus-pituitary axis b. hypothalamus-pituitary-thyroid axis c. thalamus-hypothalamus-thyroid axis d. hypothalamus–pituitary-pineal axis e. thalamus-pituitary-pineal axis