The two determinants of mean arterial pressure are ____ and ____
a. stroke volume; compliance of vessel walls
b. heart rate; stroke volume
c. heart rate; end-diastolic volume
d. cardiac output; total peripheral resistance
e. None of the above
D
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The primary stimulus for erythropoietin secretion is decreased iron concentrations in the liver.
Answer the following statement true (T) or false (F)
Within what structures are the lateral ventricles located?
What will be an ideal response?
The secretion of growth hormone is controlled by ________.
A. the concentration of water in body fluids B. a releasing hormone and an inhibiting hormone from hypothalamus C. a releasing hormone from hypothalamus D. action potentials from the hypothalamus
Eyelids serve two purposes: one is to protect the eye and the other is to
A. help to control the transmission of the nerve impulse to the retina. B. help distribute lacrimal fluid to cleanse and lubricate the surface. C. help spread antiviral solution. D. help distribute blood to the eye surface. E. prevent excess mucus from obscuring vision.