Which layer of an artery wall is primarily smooth muscle tissue?

A. Tunica externa
B. Tunica adventitia
C. Tunica interna
D. Tunica media


Answer: D

Anatomy & Physiology

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A red blood cell contains a large nucleus; it is thicker near the center and thin around the rim of the cell.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Use of the accessory respiratory muscles is characteristic of forced breathing, or

A) hyperpnea. B) eupnea. C) dyspnea. D) hypoxia. E) apnea.

Anatomy & Physiology

After it is formed, urine is temporarily stored in the ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Insecticides are not known to affect the nervous system

Indicate whether the statement is true or false

Anatomy & Physiology