Biod151exam6 - Study guides, Class notes & Summaries

_biod_151___exam_6 Exam 6 The origin is the bony site of attachment that is stationary during the movement. The insertion of a muscle is the bony site of attachment that is moved by the muscle contraction The action of the muscle is what effect is produced by the muscle’s contraction. The innervation is the peripheral nerve that supplies a muscle with the message from the brain. Muscles of Facial Expression Orbicularis oculi Action: eye closure Innervation: facial nerve (CN VII) ...