KINE 2031 Study Guide - Quiz Guide: Mastoid Part Of The Temporal Bone, Pisiform Bone, Pronator Teres Muscle

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Under conscious control of the nervous system. Temperature: muscles can contract to produce heat. Force: muscle or gravity that is applied to the moveable bone. 1st class similar to a seesaw. Fulcrum in the middle with weight/resistance on either side. 2nd class similar to a wheelbarrow. Fulcrum at the end of the lever, with resistance close to the fulcrum/force further away. Example: plantar flexion (standing on your toes) Force: attachment of superficial plantar flexor muscles (gastrocnemius) Fulcrum at the end of the lever, with resistance toward the end of the lever and force between the resistances. Example: elbow flexion by the biceps brachii. Force: attachment of the biceps brachii on the radius. Proximal attachment of the trunk (closest to the trunk) Distal attachment of the trunk (furthest from the trunk) The action of the muscle on one or more articulations. Trapezius: origin: begins at the occipital bone, ligamentum nuchae, and the spines of the thoracic vertebrae.