The joint that permits the greatest range of motion in the entire body is the
A) knee.
B) hip.
C) shoulder.
D) elbow.
E) neck.
C) shoulder.
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What are the hormones that regulate gastric secretions.
What will be an ideal response?
he stage of the cell cycle during which DNA replication and synthesis of histones occur is called
A) telophase. B) anaphase. C) interphase. D) metaphase. E) prophase.
Somatic __________ neurons carry information from the CNS to skeletal muscle fibers.
Fill in the blank(s) with the appropriate word(s).
Using a micropipette, a neuroscientist injects an axon with enough Na+ ions to move the membrane potential +25mV (from resting). What happens next?
A. Na+ channels will all be inactivated. B. Voltage-gated Na+ will be triggered to open. C. The neuron membrane will be hyperpolarized. D. The membrane potential will be at the Na+ equilibrium potential. E. None of the answer choices are correct.