★ Nervous / Sensory System Quiz
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
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The papillae are:
A. The bumps on the tongue that contain the taste buds.
B. The taste buds.
C. Receptors which are found in the nose.
D. Receptors in the back of the eye which detect light.
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