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37 Cards in this Set
- Front
- Back
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Buccinator
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O: Alveolar processes of maxilla and mandible opposite the molar teeth
I: Blends into fibers of orbicularis oris A: Compresses cheeks |
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Depressor Labii Inferioris
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O: Mandible between the anterior midline and the mental foramen
I: Skin of lower lip A: Depresses lower lip |
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Levator Labii Superioris
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O: Inferior margin of orbit, superior to the infra-orbital foramen
I: Orbicularis oris A: Elevates upper lip |
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Mentalis
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O: Incisive focca or mandible
I: Skin of chin A: Elevates and protrudes lower lip |
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Orbicularis oris
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O: Maxilla and mandible
I: Lips A: Compresses, purses lips |
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Risorius
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O: Fascia surrounding parotid salivary gland
I: Angle of mouth A: Draw corner of mouth to the side |
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Levator anguli oris
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O: Maxilla inferior to infra orbital foramen
I: Skin at angle of mouth A: Raises corner of mouth |
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Depressor anguli oris
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O: Anterolateral surface of mandibular body
I: Skin at angle of mouth A: Depresses corner of mouth |
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Zygomaticus major
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O: Zygomatic bone near the zygomaticotemporal suture
I: Angle of mouth A: Retracts and elevates corner of mouth |
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Zygomaticus minor
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O: Zygomatic bone posterior to zygomaticomaxillary sutuer
I: Upper lip A: Retracts and elevates upper lip |
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Oribularis oculi
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O: Medial margin or orbit
I: Skin around eyelids A: Closes eye |
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Occipitofrontalis
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O: Epicranial aponeurosis (galea)
I: Skin or eyebrow and bridge of mose A: Raises eyebrows, wrinkles forehead |
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Masseter
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O: Zygomatic arch
I: Lateral surface and angle of mandibular ramus A: Elevates mandible and closes jaws |
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Temporalis
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O: Along temporal lines of skull
I: Coronoid porcess of manidble A: Elevate mandible and closes jaws |
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Medial pterygoid
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O: Lateral pterygoid plate and ajacent portions of palatine bone and maxilla
I: Medial surface of mandibular ramus A: Elevates the mandlibe and closes jaws, or moves mandible side to side |
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Lateral pterygoid
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O: Lateral pterygoid place and greater wing of sphenoid
I: Anterior part of the neck of the mandibular condyle A: Opens jaw, protrudes mandible, or moves mandible side to side |
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Digastric
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O (anterior belly): From inferior surface of mandible at chin
O (posterior belly): From mastoid region of temporal bone I: Hyoid bond A: Depresses mandible, opening mouth and/or elevate larynx |
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Sternohyoid
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O: Clavicle and manubrium
I: Hyoid bone A: Depresses hyoid bone and larynx |
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Sternothyroid
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O: Dorsal surface of manubrium and furst costal cartilage
I: Thyroid cartilage of larynx A: Depresses hyoid bone and larynx |
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Sternocleidmastoid
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O: Attaches to sternal end of clavicle and manubrium
I: Mastoid region of skull and lateral portoind of superior nuchal line A: Together, they flex the neck; alone one side bends neck toward shoulder and turns face to the opposite side |
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Scalenes (Anterior, Medius, Posterior)
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O: transverse processes from the cervical vertebrae of C2 to C7
I: the first and second ribs A (ant. and mid.): elevate the first rib and rotate the neck to the same side A (post.): elevate the second rib and tilt neck to the same side |
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Splenius (Splenius capitis, splenius cervicis)
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O: Spinous process and ligaments connecting inferior cervical and superior thoracic vertabrae
I: Mastoid process, occipital bone of skull, suberior cervical vertebrae A: the two sides act together to extend neck; either alone rotates and laterally flexes neck to that side |
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External intercostals
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O: Inferoir border of each rib
I: Superior border of more inferior rib (runs diagonally superiolaterally) A: Elevates ribs |
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Internal intercostals
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O: Superior border of each rib
I: Inferior boarder or more superior rib (runes diagonally inferiolaterally) A: Depress ribs |
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Diaphragm
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O: Xiphoid process, ribes 7-12 and associated costal cartilages, and anterior sufaces of lumbar vertebrae
I: Central tendinous sheet A: Contraction expands thoracis cavity, compresses abdominopelvic cavity |
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Rectus abdominis
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O: Superior survace of the pubis around the symphysis
I: Inferior surfaces of cartilages (ribs 5-7) and xiphoid process of sternum A: Depresses ribs, flexes vertebral column and compresses abdomen |
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External obliques
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O: Extennal and inferior borders of ribs 5-12
I: External obligque aponeuroses entening to linea alba and iliac cress A: Compresses abdomen; depresses ribs, flexes laterally, flexes, or rotates vertbral column to the opposite side |
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Internal oblique
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O: Thoracolumbar fascia and iliac crest
I: Inferior sufaces of ribes 9-12, costal carilages 8-10, linea alba, and pubis A: Compresses abdomen; depresses ribs; flexes, laterally flexes, or rotates vertebral column to the same side |
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Transverus abdominis
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O: Cartilages of ribs 6-12, iliac crest, and thoracolumbar fascia
I: Linea alba and pubis A: Compresses abdomen |
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Erector Spinae
(Spinalis, longissimus, iliacostalis) |
O: Iliac crest, sacral crest, spinous processes of vertebra (spinalis group), transverse processes of vertebrae (longissimus group), angles of ribs (iliocostalis group)
I: spinous processes of superior superior vetebra (spinalis group), transverse process of superior vertebra (longissimus group), superior ribs near angles (iliocostalis group) A: generally extends vertebral column |
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Multifidus
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O: Sacrum and tranverse process of each vertebra
I: Spinous processes of the third or fourth more superior vertebra A: Extends vertebral column and rotates toward opposite side |
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Rotatores
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O: Transerves process of the vertebrae in each region)
I: Spinous process of adjecent more superior vertebra A: Extends vertebral column and rotates toward opposite side |
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Levator ani
(Iliococcygeus and Pupococcygeus) |
O (Iliococcygeus): Ischial spine, purbis
O (Pubococcygeus): Inner morgins of pubis I: Coccyx and median raphe A: Tenses floor of pelvis, supports pelvic orgens, flexes coccygeal joints, elevates and retract anus |
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External anal sphincter
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O: Via tendon from coccyx
I: Encircles anal opening A: Closes anal opening |
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Coccygeus
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O: Ichial spine
I: Lateral, inferior boarders of sacrum and coccyx A: Flexes coccygeal joins; elevates and supports pelvic floor (may spasm when stresses) |
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External urethral sphincter
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O: Ichial and pubic rami
I: To median raphe at base of penis (male); inner fiber encircle urethra A: Close urethra |
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Deep tranverse perineal
(urogenital diaphragm) |
O: Ichial ramus
I: Median raphe of urogenital diaphragm A: Stabilizes central tendon of perineum |
