The maintenance of the proper pH of the body fluids may be the result of ________
A) control of the acids produced in the stomach
B) the control of respiratory ventilation
C) the operation of the various buffer systems in the stomach
D) the active secretion of OH- into the filtrate by the kidney tubule cells
B
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Mesangial cells function to
A) Adjust glomerular filtration rate. B) Recover solutes from primary urine. C) Adjust the size of the Bowman's capsule. D) Alter the permeability of the collecting duct.
The overlapping area seen by both eyes at the same time is known as the ____________________ field of vision
Fill in the blank(s) with correct word
Epinephrine
A. causes vasoconstriction of blood vessels in skeletal muscle. B. causes vasodilation of coronary blood vessels. C. decreases red blood cell count. D. increases the heart rate but decreases the stroke volume. E. decreases the force of contraction.
The muscles that move the eye in the orbit are innervated by cranial nerves:
a. 2,3,4,6 b. 5 c. 7 d. 3,4,6