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Questions and Answers
What factors can affect nerve conduction velocities?
What factors can affect nerve conduction velocities?
- Type of nerve fibers and the speed of light
- Age, sex, and various medical conditions (correct)
- Axon's diameter and the speed of electricity
- Blood flow and sensory receptors
What is the primary determinant of conduction velocities in individuals?
What is the primary determinant of conduction velocities in individuals?
- Speed of blood flow and type of nerve fibers
- Axon's diameter and the degree of myelination (correct)
- Age and sex
- The speed of electricity and sensory receptors
At what speed do normal impulses in peripheral nerves of the legs travel?
At what speed do normal impulses in peripheral nerves of the legs travel?
- 50–65 m/s
- 120 m/s
- 40–45 m/s (correct)
- 275 mph
How do nerve impulses compare to the speed of electricity and blood flow?
How do nerve impulses compare to the speed of electricity and blood flow?
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Which type of sensory fibers innervate nociceptors and thermoreceptors?
Which type of sensory fibers innervate nociceptors and thermoreceptors?
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