The head is in which region?
A. Cephalic
B. Pectoral
C. Lumbar
D. Brachial
Answer: A
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The mucous membrane or mucosa of the respiratory system
A) is present as the lining of the alveoli. B) consists of respiratory epithelial cells overlying a layer of loose connective tissue, the lamina propria. C) contains an epithelium that differs from that of the larynx. D) surrounds a thick layer of connective tissue, the submucosa. E) None of the answers are correct.
The hormone oxytocin aids the birth process by stimulating
A) an increase in estrogen secretion. B) an increase in progesterone secretion. C) fetal muscular movements. D) uterine wall contractions.
The study of the diseases of the body is called ____
a. anatomy b. physiology c. endocrinology d. pathology
Why isn't an action potential transmitted from a postsynaptic membrane to a presynaptic terminal?
A. Presynaptic terminals have no acetylcholine receptors. B. Synaptic vesicles in the postsynaptic membrane are inactive. C. Acetylcholine is destroyed too quickly. D. Presynaptic neurons do not have a resting membrane potential. E. Acetylcholine can only diffuse in one direction across the synaptic cleft.