chapt10 Muscle - Muscular System Gross Anatomy 10-1 General...

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10-1 Muscular System Gross Anatomy
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10-2 General Principles Tendons: Attach muscles to bones Aponeurosis: A very broad tendon Muscles Origin or head: Muscle end attached to more stationary of two bones Insertion: Muscle end attached to bone with greatest movement Belly: Largest portion of the muscle between origin and insertion Synergists: Muscles that work together to cause a movement Prime mover: Plays major role in accomplishing movement Agonist: Muscle causing an action when contracts Antagonist: A muscle working in opposition to agonist Fixators: Stabilize joint/s crossed by the prime mover
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10-3 Muscle Shapes
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10-4 Muscle Shapes
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10-5 Nomenclature Muscles are named according to: Location: pectoralis gluteus, brachial Size: maximus, minimus, longus, brevis Shape: deltoid, quadratus, teres Orientation: rectus Origin and insertion: sternocleidomastoid, brachioradialis Number of heads: biceps, triceps Function: abductor, adductor, masseter
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This note was uploaded on 06/06/2011 for the course BIO 180 taught by Professor Sarahbales during the Spring '11 term at Moraine Valley Community College.

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chapt10 Muscle - Muscular System Gross Anatomy 10-1 General...

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