What is the net filtration pressure of the glomerular capillaries?
A. 15 mm Hg inward
B. 10 mm Hg inward
C. 15 mm Hg outward
D. 10 mm Hg outward
Answer: D
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Neural activity that controls the focusing of the eyes passes through the ________ ganglion.
A) optic B) otic C) ciliary D) pterygopalatine E) submandibular
What is the primary function of the vasomotor center of the medulla oblongata?
A) increases cardiac output through sympathetic innervation B) reduces cardiac output through parasympathetic innervation C) monitors the chemical composition of blood D) monitors the degree of stretch in the walls of expandable organs E) controls the diameters of arterioles through sympathetic innervation
When the voluntarily controlled ________ urethral sphincter is ________, micturition occurs.
A. external; not relaxed B. external; relaxed C. internal; not relaxed D. internal; relaxed
If blood pressure increases above normal, the response from the medulla oblongata will be to
A. increase heart rate and constrict the arterioles. B. decrease heart rate and constrict the arterioles. C. increase heart rate and dilate the arterioles. D. decrease heart rate and dilate the arterioles.