An erection is the result of parasympathetic innervation, and ejaculation is the result of sympathetic innervation.
Answer the following statement true (T) or false (F)
True
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The tough superficial layer of the epidermis is known as the stratum
A) corneum. B) lucidum. C) basale. D) granulosum. E) spinosum.
The advantage of having many nuclei in a skeletal muscle fiber is
A) The ability to contract. B) The ability to produce more ATP with little oxygen. C) The ability to repair the fiber after an injury. D) The ability to produce large amounts of the enzymes and structural proteins needed for contraction. E) both B and C
Which of the following terms have NO relationship?
a. analogous traits and independent evolution b. chordata and dorsal notochord c. dormancy and acclimatization d. acclimation and controlled environment e. none of these
Skeletal muscle develops from multinucleated cells called
A. fascicles. B. myoblasts. C. myofibrils. D. myotomes. E. fasciculi.