Which of the Following Is True of Schwann Cells

question 2

Multiple Choice

Which of the following is true of Schwann cells?

• A) Schwann cells provide myelin for peripheral nerve cells.
• B) Schwann cells are found within the brain.
• C) A single Schwann cell wraps multiple segments around a peripheral nerve cell.
• D) A single Schwann cells can myelinate up to 50 segments of axon membrane.
• E) Schwann cells remove the cellular debris left by dead neurons in brain.

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Definitions:

Neurotransmitter

Chemicals that transmit signals across a synapse from one neuron to another in the nervous system.

Single-celled Organisms

Living entities consisting of a single cell, capable of performing all necessary life functions independently.

Tyrosine Hydroxylase

Tyrosine hydroxylase is an enzyme in the body that is crucial for the synthesis of catecholamines, including dopamine, epinephrine, and norepinephrine, from the amino acid tyrosine.

Acetylcholine

A neurotransmitter in both the central and peripheral nervous systems that plays an important role in the regulation of muscle contraction and in the modulation of alertness, attention, and memory.