Describe a typical strand of hair
A) A keratinous strand produced by basal cells within a hair follicle.
B) A small connective tissue peg filled with blood vessels and nerves.
C) A bundle of smooth muscles attached to a hair follicle.
D) A layer of epithelial cells surrounding a deep layer of connective tissue.
E) Many layers of dead, tightly compressed cells packed with keratin.
Answer: A
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What factors limit neurogenesis in the CNS of adults?
What will be an ideal response
Nociceptors
A) are rare in joint capsules. B) increase in sensitivity in the presence of a constant stimulus. C) have large receptive fields. D) carry fast pain sensations through unmyelinated fibers. E) are widely distributed in all tissues.
A sesamoid bone forms in:
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