The layer of a vessel wall that contains smooth muscle is the tunica __________.
Fill in the blank(s) with the appropriate word(s).
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Anatomy & Physiology
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Stimulation of the beta receptors on heart muscle results in
A) increased sensitivity to acetylcholine. B) the formation of cAMP. C) decreased force of cardiac contraction. D) decreased rate of contraction. E) All of the answers are correct.
Anatomy & Physiology
The human integumentary system includes
A. the epidermis, dermis, and subcutaneous layer. B. skin, nails, hair follicles, and sweat glands. C. bones and muscles. D. only one type of tissue.
Anatomy & Physiology
Which bone houses the middle and inner ear?
A. Ethmoid B. Sphenoid C. Zygomatic D. Occipital E. Temporal
Anatomy & Physiology
All of the following conditions impair coagulation except ________
A) vitamin K deficiency B) vascular spasm C) liver disease D) severe hypocalcemia
Anatomy & Physiology