A skeletal muscle fiber is
A. an elongated series of muscles held together by dense connective tissue.
B. a collection of several muscles bound together by a membrane.
C. a skeletal muscle cell.
D. found only in cardiac muscle.
E. a contractile filament within the osteon of bone.
C
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The total number of sacral foramina is
A. 4. B. 8. C. 16. D. 32.
Examination of a sample of glandular cells reveals an extensive network of smooth endoplasmic reticulum. Which of the following would be a likely product of these cells?
A) transport proteins B) protein (peptide) hormones C) digestive enzymes D) antibodies E) steroid hormones
Which of the following reduces the angle of a joint?
a. flexion b. rotation c. abduction d. extension e. adduction f. circumduction
In most people, the left hemisphere functions as the ________ hemisphere.
A. critical B. analytical C. deductive D. representational E. categorical