After a severe burn, new skin may grow outwards from the hair follicles. New growth begins here because
A) the hair follicles are very resistant to fire and heat.
B) a person has many hair follicles.
C) a hair follicle contains stem cells in the bulb region.
D) the hair follicles are located in the subcutaneous layer.
Correct Answer:
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Q22: The nail plate is produced by
A)bone cells.
B)fibroblasts.
C)melanocytes.
D)specialized
Q24: Which is the most likely explanation for
Q25: The epidermis is about _ mm thick
Q29: Melanocytes transfer melanin granules to
A)mast cells.
B)nearby keratinocytes.
C)macrophages.
D)the
Q30: The hardness of a nail comes from
A)carotene.
B)collagen.
C)calcium.
D)keratin.
Q33: A nail consists of
A)dense connective tissue.
B)bone.
C)a nail
Q34: The major blood vessels that supply the
Q38: Reddened skin reflects
A)dilated blood vessels with more
Q40: Accessory structures of the skin originate from
Q49: Gray hair is
A)caused by a pigment, pseudomelanin.
B)a
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