The glial cells forming myelin sheaths are called oligodendrocytes in the central nervous system and Schwann cells in the peripheral nervous system. The gaps (approximately 1 micrometer wide) formed between myelin sheath cells long the axons are called Nodes of Ranvier.
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The adult human brain contains almost 97% of the body's neural tissue.
Cardiac arrest cardiac flow or one of thos
The correct answer
Physical activity ensures that the body burns all the excess calories. Excess calories is normally converted into fat that is stored in the body causing obesity and heart diseases because some of these fats are stored in the blood vessels thus hindering blood circulation. This means that in such event where tats deposit in the blood vessels conditions such as heart ischemia arises therefere, lowering the health of the victim. in summary, physical activities increases wellness and fitness while lack of physical activity reduces one health.
