Antigens:
a. are produced by T lymphocytes
b. are produced by B lymphocytes
c. cause the formation of antibodies
d. both B and C above
c. cause the formation of antibodies
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________ can reveal the race of an individual.
A. Hair B. Eyes C. Digestive organs D. Clothing
The esophagus
A) is reinforced by cartilaginous structures. B) is a hollow muscular tube that connects the pharynx to the stomach. C) is under both voluntary and autonomic nervous control. D) always remains open. E) All of the answers are correct.
What occurs when wound edges are far apart?
A. Neutrophil inactivation B. Edema C. Granulation tissue D. Secondary union
The study of how disease or injury alters physiological processes is termed ________.
A. anatomy B. comparative physiology C. the scientific method D. pathophysiology