Bob witnesses an auto accident and impulses from the ________ division of the autonomic nervous system increase his heart rate.
A. parasympathetic
B. sympathetic
C. spinal
D. cranial
Answer: B
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The baroreceptor reflexes affect sodium balance by
a. causing release of renin b. causing the release of vasopressin c. lowering GFR through vasoconstriction of afferent arterioles d. lowering GFR through vasodilation of afferent arterioles e. none of the above
Summarize the processes occurring during the postabsorptive state
What will be an ideal response?
A triad consists of:
A) a transverse tubule (T-tubule) and two terminal cisternae. B) myosin filaments, myosin heads, and myosin tails. C) actin filaments, troponin, and tropomyosin. D) a fascicle of skeletal muscle cells and its surrounding perimysium.
People with diabetes mellitus have polyuria because they ________.
A. drink a lot of water B. have inadequate amounts of aldosterone C. have greater oncotic pressure in the kidney tubules D. have inadequate amounts of ADH