The MUSCLESRev.(1)(1).pptx - MUSCLES List Needed for...

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List Needed for Practical #3 MUSCLES
Epicranius --Frontalis A- Raises the eyebrows and wrinkles the forehead. --Occipitalis A- Moves the scalp back. Temporalis O-Temporal Bone I-Mandible A - Elevates and retracts the mandible. Orbicularis Oculi A- Closes eyelid. Zygomaticus Major A- Elevates lateral mouth for smiling. Zygomaticus Minor A- Elevates the upper lip. Risorius A- Draws back mouth angle. Buccinator A- Compresses cheeks. Masseter O-Zygomatic Arch I-Mandible A- Elevates and protracts the mandible. Orbicularis Oris A- Closes and protrudes the lips. Levator Labii Superioris A- Elevates the upper lip. Depressor Labii Inferioris A- Depresses the lower lip. Depressor Anguli Oris A- Depresses mouth angle. MUSCLES OF THE HEAD
Epicranius --Frontalis --Occipitalis Temporalis Orbicularis Oculi Zygomaticus Major Zygomaticus Minor Risorius Buccinator Masseter Orbicularis Oris Levator Labii Superioris Depressor Labii Inferioris Depressor Anguli Oris
Epicranius --Frontalis A- Raises the eyebrows and wrinkles the forehead. --Occipitalis A- Moves the scalp back. Temporalis O-Temporal Bone I-Mandible A - Elevates and retracts the mandible. Orbicularis Oculi A- Closes eyelid. Zygomaticus Major A- Elevates lateral mouth for smiling. Zygomaticus Minor A- Elevates the upper lip. Risorius A- Draws back mouth angle. Buccinator A- Compresses cheeks. Masseter O-Zygomatic Arch I-Mandible A- Elevates and protracts the mandible. Orbicularis Oris A- Closes and protrudes the lips. Levator Labii Superioris A- Elevates the upper lip. Depressor Labii Inferioris A- Depresses the lower lip. Depressor Anguli Oris A- Depresses mouth angle. MUSCLES OF THE HEAD
Sternocleidomastoid O- Manubrium And Clavicle I- Temporal Bone A- Laterally flexes, bends head to chest, and rotates the head. Scalenes – Anterior/Middle/Posterior O- Cervical Vertebra I- First, First, Second Rib A- Elevates its rib and rotates the neck. Digastric – Anterior/Posterior A- Opens the jaw when the masseter and temporalis are relaxed. Mylohyoid A- Raises the oral cavity floor, elevates the hyoid, elevates the tongue, and depresses the mandible. MUSCLES OF THE NECK
Sternocleidomastoid O- Manubrium And Clavicle I- Temporal Bone A- Laterally flexes, bends head to chest and rotates the head. Scalenes – Anterior/Middle/Posterior O- Cervical Vertebra I- First, First, Second Rib A- Elevates its rib and rotates the neck. Digastric – Anterior/Posterior A- Opens the jaw when the masseter and temporalis are relaxed. Mylohyoid A- Raises the oral cavity floor, elevates the hyoid, elevates the tongue, and depresses the mandible. MUSCLES OF THE NECK
Pectoralis Major O- Clavicle and Sternum I- Humerus A- Flexes, adducts, and medially rotates the humerus. Serratus Anterior O- Ribs I- Scapula A- Abducts the scapula. Subscapularis O- Scapula I- Humerus A- Medial rotation of humerus.

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