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
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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
The exchange of O2 and CO2 between the external environment and tissue cells is known as ____________________
Fill in the blank(s) with correct word
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
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