If blood pressure drops very low (MAP is below 80mmHg) renin enzyme will be secreted by granular cells. Which of the following is not likely to occur?
A) Blood plasma and extracellular fluids volume will increase
B) Glomerular filtration rate (GFR) will decrease
C) Net filtration pressure (NFP) will decrease
D) Kidney perfusion will increase
D
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When smooth muscle relaxation leads to ________ in a blood vessel, blood pressure can decrease.
A. spasm B. necrosis C. vasoconstriction D. vasodilation
A series of similar stimuli that induces change in local membrane potential is called ________.
Fill in the blank(s) with the appropriate word(s).
Select the correct statement about the uterine cycle.
A) The menstrual phase of the cycle is from day 1 to day 8. B) During the secretory phase, estrogen levels are at their highest. C) During the proliferative phase, levels of progesterone rise as the follicle begins to produce more hormone. D) If fertilization occurs, the corpus luteum is maintained by a hormone secreted by the developing embryo.
The shortest duration of muscle contraction occurs with _______
A) the intermediate load B) the heaviest load C) the lightest load D) The duration of muscle contraction doesn't vary with the load lifted.