alleryStart learning →How many axon segments does one Schwann cell wrap?
AOnly nine
BOnly seven
COnly twelve
DOnly one
Answer & Solution
Correct answer: D. Only one
1. This is the key contrast with the CNS cell.
2. The whole cell surrounds a single segment.
3. A Schwann cell wraps around a portion of only one axon segment and no others.
4. So the answer is only one.
_Source: OpenStax 'Anatomy and Physiology 2e', Ch 12 'The Nervous System and Nervous Tissue'_
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