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Anatomy muscles

Ch 9-12 muscles/study guide/martini

MuscleOriginInsertAction
Masseter zygomatic arch ramus of mandible elevate mandible
Temporalis temporal line of skull coronoid process of mandible elevate mandible
Buccinator Maxilla & mandible mandible & skin on cheek compress cheeks
Zygomaticus major/minor zygomatic bone angle of mouth & upper lip elevate angle of mouth (smile)
Buccinator Maxilla & mandible angle of mouth compress cheeks
Depressor anguli oris maxilla and mandible angle of mouth depress angle of mouth (frown)
Risorius fascia of masseter angle of mouth lateral angle of mouth (grimace)
frontalis epicranial aponeurosis (scalp) eyebrow elevates eyebrows;wrinkle forehead
Occipitalis occipital bone superior nuchal line epicranial aponeurosis (scalp) tenses scalp
Orbicularis oris maxillae & mandible skin around lips compress and purse lips (kiss)
Orbicularis oculi orbit (eye bone) eyelids close eyelids
Lateral rectus Superior rectus N/A N/A eye looks lateraleye looks superior
Inferior rectus N/A N/A eye looks down/inferior
Medial rectus N/A N/a eye looks medial/middle
Superior Oblique N/A N/A eye looks down,then lateral
Inferior Oblique N/A N/A eye looks up,then lateral
sternocleidomastoid clavicle/ manubrium (sternum-chest) mastoid process of temporal bone flexes neck,lateral flexes & rotates cervical vertebral column
DEEP VERTEBRAL MUSCLES INTER-
INTERSPINALES SPINOUS PROCESS OF OF EACH VERTEBRA SPINOUS PROCESS OF MORE SUPERIOR VERTEBRA (ON TOP) EXTEND VERTEBRAL COLUMN
INTERTRANSVERSARII TRANSVERSE PROCESS OF EACH VERTEBRAE TRANSVERSE PROCESS OF MORE SUPERIOR VERTEBRAE LATERAL FLEXION OF VERTEBRAL COLUMN
DIAPHRAGM N/A N/A DEPRESS RIBS,EXPANDS THORACIC CAVITY/COMPRESS ABDOMINOPELVIC DURING RESPIRATION (BREATHING)
ILIOCOSTALIS THORACIS SUPERIOR BORDERS OF RIBS 6-12 SUPERIOR RIBS AND TRANSVERSE PROCESS OF C-7 STABILIZE THORACIC VERTEBRAE IN EXTENSION
SPINALIS THORACIS SPINOUS PROCESSES OF INFERIOR THORACIC & SUPERIOR LUMBAR SPINOUS PROCESSES OF SUPERIOR THORACIC & LUMBAR VERTEBRAE EXTEND VERTEBRAL COLUMN
LONGISSIMUS THORACIS TRANSVERSE PROCESS OF INFERIOR THORACIC AND SUPERIOR LUMBAR VERTEBRAE TRANSVERSE PROCESS OF SUPERIOR THORACIC & LUMBAR VERTEBRAE EXTENSION OF VERTEBRAL COLUMN; ALONE, EACH PRODUCES LATERAL FLEXION TO THAT SIDE
Created by: mich826