The visible part of the hair is called the:
a. hair follicle
b. hair shaft
c. hair papilla
d. none of the above
b. hair shaft
Anatomy & Physiology
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What keeps the HCN channels open?
A. G-proteins B. cAMP C. Ca2+ D. ATP
Anatomy & Physiology
The pelvic girdle consists of ________.
A. the sacrum, the coccyx, and the coxal bones B. the coxal bones C. the sacrum and the coxal bones D. the femurs and the coxal bones
Anatomy & Physiology
A nerve impulse travels fastest along ________ axons of ________ diameter.
A. unmyelinated, small B. myelinated, large C. unmyelinated, large D. myelinated, small
Anatomy & Physiology
Which nervous system makes up part of the autonomic nervous system?
a. parasympathetic nervous system b. sympathetic nervous system c. both the parasympathetic and sympathetic nervous systems
Anatomy & Physiology