Which of the following is a true statement regarding sebaceous glands? Check all that apply.
A. sebaceous glands are a form of sudoriferous gland
B. sebaceous glands secrete and oily substance called sebum
C. sebaceous glands are modified mammary glands
D. sebaceous glands are found at the base of eyelash hairs,
E. sebaceous glands are responsible for the oil that coats the hair on your scalp
Answer:
B. sebaceous glands secrete and oily substance called sebum
C. sebaceous glands are modified mammary glands
D. sebaceous glands are found at the base of eyelash hairs,
E. sebaceous glands are responsible for the oil that coats the hair on your scalp
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Interactions between actin and myosin filaments of the sarcomere are responsible for
A) muscle fatigue. B) the conduction of neural stimulation to the muscle fiber. C) muscle contraction. D) muscle relaxation. E) the striped appearance of skeletal muscle.
The motor end plate is
A) a special fibrous matrix whose collagen fibers hold the axon terminal in proper position. B) a folded area of muscle cell membrane with ACh receptors clustered at the top of each fold. C) formed by the membrane of enlarged axon terminals, or boutons, that lie on the surface of skeletal muscle cells. D) the same as the neuromuscular junction. E) the same as the synaptic cleft.
Exercise and training will alter the ____________________, ____________________, and ____________________ of a muscle.?
Fill in the blank(s) with correct word
The primary stimulus for the release of erythropoietin is
A) hypoxemia, low oxygen levels in the tissues, and low blood pressure. B) hypoxemia and low oxygen levels in the tissues. C) hypoxemia only. D) low oxygen levels in the tissues only. E) low blood pressure only.