Postganglionic autonomic fibers
a. end in a single synaptic knob that releases the neurotransmitter
b. have numerous varicosities that simultaneously release neurotransmitter over a large area of the innervated organ rather than on single cells
c. innervate skeletal, smooth, and cardiac muscle
d. have characteristics a and c
e. have characteristics b and c
B
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Broad sheets of connective tissue that connect some facial and abdominal muscles to bone instead of tendons are called ________.
A. tendons B. aponeuroses C. ligaments D. sphincters
When ____________ become enclosed in lacunae, they become cells called _____________.
A. osteogenic cells; osteoblasts B. osteoblasts; osteoclasts C. osteoblasts; osteocytes D. osteocytes; osteoclasts E. osteocytes; osteoblasts
Which cells are responsible for detecting strain in bone and stimulating osteoblasts activity?
A. Osteocytes B. Osteoprogenitor cells C. B cells D. Osteoclasts E. Resorption cells
Antibodies often react with the antigens that caused them to form, making the antigens stick together in little clumps, or ________.
A. coagulate B. dissolve C. agglutinate D. contract