Vasoconstriction is caused by ______ stimulation of vascular smooth muscle; ______ stimulation of vascular smooth muscle causes vasodilation
A.
decreased; increased
B.
parasympathetic; sympathetic
C.
sympathetic; increased
D.
parasympathetic; decreased
E.
sympathetic; parasympathetic
E
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Indicate whether the statement is true or false
The dark band of skeletal muscle consists of ________
A) both thick and thin filaments B) only thick filaments C) only thin filaments D) T tubules
Which of the following conditions is characterized by high red blood cell counts?
A. Uremia B. Leukemia C. Anemia D. Polycythemia
The anterior ramus of a typical spinal nerve innervates the
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