What type(s) of muscle tissue make(s) up the muscles of inspiration and expiration?
A. Inspiratory muscles consist of skeletal muscle, and expiratory muscles consist of smooth muscle.
B. Inspiratory muscles consist of skeletal muscle, and expiratory muscles consist of cardiac muscle.
C. Both consist of skeletal muscle.
D. Both consist of smooth muscle.
E. Inspiratory muscles consist of smooth muscle, and expiratory muscles consist of skeletal muscle.
Answer: C
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Based on stimulation studies, the "headquarters" of the reticular activating system appears to be based in the
A) medulla. B) pons. C) midbrain. D) diencephalon. E) cerebrum.
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Explain the functions of the three types of folds found in the small intestine, from largest to smallest
What will be an ideal response?