In the context of neural communication, which of the following statements defines the nodes of Ranvier?
A. They are small structures inside the cerebrum that play an important role in the perception of bodily sensations.
B. They are the nerve fibers that connect the two hemispheres of the brain.
C. They are the central nervous system cells that provide structural support.
D. They are the gaps in the myelin sheath across which an action potential jumps.
Answer: D
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Which completed suicide would be considered a rare event?
a. a suicide in which the individual was pessimistic about the future b. a suicide that is related to shame about an action that the individual had taken c. a suicide that is not connected to alcohol abuse d. a suicide that involved no previous suicide attempts
Modern nursing homes were organized
a. as primary agents of medical care b. around the beginning of the 19th century c. mainly to perform an educational function d. all of these e. none of these
Auditory sensory memory lasts longer than visual sensory memory
Indicate whether the statement is true or false
IQ tests for children tend to measure _____, while adult IQ tests tend to measure _____
A) logical reasoning; abstract reasoning B) comprehension; abstract reasoning C) memory skills; abstract reasoning D) sensory skills; abstract reasoning