Which of the following statements represents the force-velocity relationship for muscle tissue?
A. contraction is faster when the load is heavier
B. contraction is slower when the load is heavier
C. contraction is slower when the load is lighter
D. the speed of contraction is not affected by the nature of the load
B. contraction is slower when the load is heavier
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A patient was admitted for depression. What should the nurse explain to the patient regarding the role of serotonin and depression?
What will be an ideal response?
How does oxygen pass through the plasmalemma?
A) through membrane channels B) across the membrane's lipid portion C) always by passive processes D) always by active transport E) both through membrane channels and always by passive processes
The increase in muscle tension that is produced by increasing the number of active motor units is called
A) incomplete tetanus. B) complete tetanus. C) treppe. D) wave summation. E) recruitment.
The axon hillock makes up the ________ segment of a neuron.
Fill in the blank(s) with the appropriate word(s).