Which of the Following Statements Are True of Nerve Tissue

question 114

Multiple Choice

Which of the following statements are true of nerve tissue? (Read carefully and select all of the correct statements.)

• A)The myelin sheath provides electrical insulation.
• B)Astrocytes contribute to the blood-brain barrier.
• C)Synaptic transmission requires rapid electrical impulses.
• D)Myelin is produced by Schwann cells in the PNS and microglia in the CNS.
• E)An axon carries impulses toward the cell body of a neuron.
• F)The function of an inactivator is to inactivate an electrical impulse when it is no longer needed.

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Definitions:

Primary Drives

Basic, biological urges or needs, such as hunger and thirst, that motivate behavior.

Salmon

A species of fish that is known for its remarkable lifecycle, which includes freshwater birth, oceanic life, and returning to fresh water to spawn.

Upstream

In a metaphorical sense, upstream refers to actions or interventions taken at the early stages or causes of a problem, rather than addressing its consequences.

Primary Drive

Fundamental biological drives such as hunger, thirst, and sleep that are essential for survival.