Which nucleus stimulates the muscles to produce the pattern of arm and leg movements associated with walking?
A. Amygdaloid body
B. Caudate nucleus
C. Putamen
D. Globus pallidus
E. Claustrum
B
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When comparing cardiac muscle cells and skeletal muscle cells,
A. both are voluntary. B. action potentials are conducted from cell to cell only in cardiac muscle. C. both possess intercalated discs. D. the rate of action potential propagation is faster in cardiac muscle. E. only skeletal muscle has a plateau phase in its contraction cycle.
Within the red pulp of the spleen are enlarged capillaries called _________, which have a discontinuous basal lamina that allows blood cells to enter and exit easily
A. splenic cords B. trabecular vessels C. splenic vessels D. splenic sinusoids E. trabecular cords
A patient takes a nitroglycerin tablet sublingually for chest pain. Nitroglycerin acts directly on smooth muscle, producing relaxation and vessel dilation. How would this relieve chest pain?
What will be an ideal response?
What glands secrete a thick milky sweat prone to odor?
a. salivary sweat glands b. dermal sweat glands c. integumentary sweat glands d. apocrine sweat glands e. eccrine sweat glands