The central nervous system acts as the control center for the regulation of blood calcium and blood glucose.
Answer the following statement true (T) or false (F)
False
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The shoulder, elbow, and wrist joints are all
A. freely movable joints. B. slightly movable joints. C. immovable joints. D. None of the above
Eyebrow hairs are always shorter than hairs on your head because ________.
A) they grow much slower B) eyebrow follicles are only active for a few months C) the vascular supply of the eyebrow follicle is one-tenth that of the head hair follicle D) hormones in the eyebrow follicle switch the growth off after it has reached a predetermined length
The end of the muscle attached to the more stationary part of the skeleton is called the ____________________, and the end attached to the skeletal part that moves is the ____________________
Fill in the blank(s) with correct word
Answer the following statement(s) true (T) or false (F)
1. the sodium-potassium pump is involved in establishing the resting membrane potential. 2. the nerve impulse is an electrical current that travels along dendrites or axons. 3. the sodium-potassium pump is involved in establishing the RMP 4. The voltage-gated potassium channels close before the membrane potential is brought back to its resting level. 5. receptors that bind the neurotransmitter at the postsynaptic cell membrane are voltage-gated.