09_Muscle Organization

09_Muscle Organization - MUSCLE ORGANIZATION Chapters 10,...

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Unformatted text preview: MUSCLE ORGANIZATION Chapters 10, 11 & 12 Arrangement of Fascicles Parallel Long axis run parallel Rectus abdominis Sartorius Convergent Broad origin, converge towards insertion Pectoralis major Circular Concentric rings Orbicularis oris Orbicularis oculi Arrangement of Fascicles Pennate Short and obliquely attached Unipennate Extensor digitorum Bipennate Rectus femoris Multipennate Deltoid Naming Muscles Action Supinator Body Region Rectus femoris Attachments Sternocleidomastoid Naming Muscles Orientation External oblique Shape/size Gluteus maximus # of Attachments Triceps brachii Muscles of Facial Expression 1. Epicranius 1. Frontalis 2. Occipitalis (not pictured) 3. Galea aponeurotica 2. Corrugator supercilii 3. Orbicularis oculi 4. Nasalis 5. Levator labii superioris 6. Zygomaticus 7. Orbicularis oris 8. Buccinator 9. Depressor anguli oris 10. Depressor labii inferioris 11. Mentalis 1 1 2 2 4 4 5 6 6 7 7 8 8 9 10 9 10 11 12 12 13 13 14 14 Brachial Muscles...
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This note was uploaded on 04/06/2011 for the course PDBIO 220 taught by Professor Tomco during the Winter '09 term at BYU.

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09_Muscle Organization - MUSCLE ORGANIZATION Chapters 10,...

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