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Ch. 10-14
Anatomy & Physiology Final
Question | Answer |
---|---|
Muscle Functions | Converting the chemical energy in ATP into the mechanical energy of motion; Movement, stability, heat production and also control of openings |
Actin | Effect of a muscle to produce or prevent movement |
Intrinsic muscles | Origin and insertion contained within a region |
Extrinsic muscles | Act on a designated region, but has its origin elsewhere |
Antagonist | Opposes the prime mover |
Fixator | Muscle that prevents movement of bone |
Synergist | Muscle that aids the prime mover |
Endomysium | Sleeve of connective tissue around muscle fibers (muscle cells) |
Perimysium | Thicker layer of connective tissue around muscle fascicles (bundles of muscle fibers) |
Epimysium | Fibrous sheath surrounding the entire muscle |
Fascia | Sheet of connective tissue that separates muscles from other muscles or subcutaneous tissue |