An expanded knob at the base of the hair root is the
A)medulla.
B)cuticle.
C)hair bulb.
D)root.
E)shaft.

Name: An expanded knob at the base of the hair root is the A)medulla. B)cuticle. C)hair bulb. D)root. E)shaft.
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Question

Quizplus · Accepted Answer

The hair bulb is a rounded structure located at the base of the hair root that contains the actively growing cells responsible for producing hair. It often appears as an expanded knob or bulb-like shape.

An Expanded Knob at the Base of the Hair Root