The optic nerve has a covering that helps protect and insulate it called the
A. muscle fiber
B. fat layer
C. myelin sheath
D. trash bag
Topics:Chronic Diseases Carbohydrates and Proteins Cells and Organ Systems Genetics: Viruses and Bacteria Respiratory System Med Term Biodiversity Conservation Food System & Nutrients Serology/Blood Typing Non-infectious Disease The Nervous System The Cell Chemistry Cell - Fundamental Unit of Life Paeds Edema Human Circulatory System
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