During depolarization, which of the following statements about voltage-gated ion channels is TRUE?
What will be an ideal response?
Na+ gates open before K+ gates
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Which lobe of the cerebrum is responsible for cognitive function?
What will be an ideal response?
If the heart receives more sympathetic stimulation than parasympathetic stimulation, the heart will
A. contract with less force but at a faster rate. B. decrease both its rate and force of contraction. C. decrease rate, but increase force of contraction. D. increase its rate and force of contraction. E. contract with greater force but at a slower rate.
Why does breathing 100% oxygen have little effect on oxygen transport to tissues for a healthy person?
What will be an ideal response?
A synovial joint is an example of a(n)
A) synarthrosis. B) amphiarthrosis. C) diarthrosis. D) symphysis. E) syndesmosis.