The average number of bones in the adult skeleton is ________
A) 206 B) 256 C) 56 D) 106 E) 156
A
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The respiratory system terminates at the ________
A) Lungs B) Bronchioles C) Alveoli D) Bronchus
The ________ has inhibitory control over the spinal cord reflex, allowing voluntary control of urination.
A. kidney B. bladder C. pons D. ureter
Moving a part of the body toward the midline of the body is called:
a. adduction b. abduction c. rotation d. pronation
Arrival of an action potential at the synaptic knob results in
A. closure of voltage-gated calcium channels in the synaptic knob membrane. B. opening of voltage-gated calcium channels and diffusion of calcium out of the synaptic knob to the interstitial fluid. C. opening of voltage-gated calcium channels and diffusion of calcium into the synaptic knob. D. opening of chemically gated calcium channels and diffusion of calcium into the synaptic knob. E. opening of chemically gated calcium channels and diffusion of calcium out of the synaptic knob to the interstitial fluid.