QQuestionAnatomy and Physiology
QuestionAnatomy and Physiology
"Choose the correct statement about myelin.
A. It is best not to give children under two years of age a low-fat diet because myelin formation requires lipids.
B. It is formed by oligodendrocytes in the peripheral nervous system and Schwann cells in the central nervous system.
C. It is about 80% protein and 20% lipid.
D. The myelin sheath is segmented, and the gaps between the segments are called internodes."
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Answer
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Step 2: Understand Myelin
Myelin is a fatty substance that forms an insulating layer around nerve fibers (axons) in the nervous system. It helps speed up electrical impulses along nerve cells.
Final Answer
It accurately describes the importance of lipids in myelin formation, especially for young children's neurological development.
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