What does the term intrinsic refer to in regard to muscle?
A. Intrinsic describes a muscle that has an origin and insertion located in different body regions.
B. Intrinsic describes the attachment of a muscle to the bone or structure that does move when the muscle contracts.
C. Intrinsic describes the attachment of a muscle to the bone or structure that does not move when the muscle contracts.
D. Intrinsic describes a muscle that has an origin and insertion located in the same body region.
Answer: D
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