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Anatomy Lab
Muscle Attachments (terminology)
Question | Answer |
---|---|
A muscle is attached to a bone by the fusion of its _______ _______ with the _______. | - Connective tissue - Periosteum |
Muscle attachment may be _______ or _______. | - Direct - Indirect |
Direct attachment | The muscle's connective tissue does not extend beyond the muscle but fuses directly to the periosteum. |
Indirect attachment | The muscle's connective tissue extends beyond the muscle as a narrow bandlike or ropelike tendon, or broad sheetlike aponeurosis. |
Origin | The immovable end of a muscle |
Insertion | The movable end - where action occurs. |
When a muscle contracts, it pulls on... | the insertions-bone attachment. |