function of cartilage
What will be an ideal response?
protection of joint surfaces in movable joints
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In the word gastroenteritis, what is the combining vowel?
A) a B) e C) i D) o
White matter of the spinal cord contains __________, whereas gray matter contains __________.
a) meninges; cerebrospinal fluid b) sympathetic axons; parasympathetic axons c) myelinated nerves; unmyelinated cell bodies d) motor neurons; sensory neurons
What are the two major methods by which cells communicate to coordinate their functions?
A) positive feedback loops and negative feedback loops B) chemical messengers and/or electrical signals C) effectors and responses D) temperature gradients and pressure gradients
A sarcomere is
A. the distance between Z lines. B. formed from myosin only. C. between the I bands. D. the length of the H zone.