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ATTR 210L - Axial Muscular Review

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by

Heather Adams

on 7 November 2013

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Transcript of ATTR 210L - Axial Muscular Review

Muscular Review
Axial Body
ATTR 210L
Muscles that
move the
Trunk
Back & Neck
Muscles that
move the
Neck
Muscles that move the
Eye
Muscles that
move the
TMJ
Muscles that move the
Face
Muscles that
move the
1
2
3
4
5
1 - Orbicularis Oculi
2 - Orbicularis Oris
3 - Epicranius
4 - Zygomaticus Major
5 - Zygomaticus Minor
Orbicularis Oculi
O: Frontal and mixillary bones

I: Skin around eye

A: Closes eyelid
(winking, blinking, squinting)


Model #: 29
Orbicularis Oris
O: Mandible, maxilla, skin around mouth

I: Encircles lips inserting into skin of lips

A: Compresses and purses lips (kissing)
Model #: 35
Epicranius
O: Epicranial Aponeurosis (scalp)

I: Skin of eyebrows and forehead

A: Raises eyebrows, wrinkles forehead
Model #: 24
Zygomaticus
O: Zygomatic bone

I: Orbicularis Oris

A: Raises corners of mouth (smiling)
Model #: 36-Major, 34-Minor
Major
Minor
1
2
3
4
5
6
1 - Superior Rectus
2 - Inferior Rectus
3 - Medial Rectus
4 - Lateral Rectus
5 - Superior Oblique
6 - Inferior Oblique
Superior Rectus
O: Ring attached to optic canal

I: Superior Eyeball

A: Turns eyeball superiorly
Model #: 3
Inferior Rectus
O: Ring attached to optic canal

I: Inferior eyeball

A: Turns eyeball inferiorly
Model #: 6
Medial Rectus
O: Ring attached to optic canal

I: Medial eyeball

A: Turns eyeball medially
Model #: 7
Lateral Rectus
O: Ring attached to optic canal

I: Lateral eyeball

A: Turns eyeball laterally
Model #: 4
Superior Oblique
O: Posterior orbit near ring

I: Superior, posterolateral eyeball

A: Turns eyeball inferiorly and laterally
Model #: 2
Inferior Oblique
O: Anteromedial floor of the orbit

I: Inferior, posterolateral eyeball

A: Turns eyeball superiorly, laterally
Model #: 5
1
2
1 - Masseter
2 - Temporalis
Masseter
O: Lower border of zygomatic arch

I: Lateral surface of mandible

A: Elevates mandible
Model #: 42
Temporalis
O: Temporal fossa

I: Coronoid process of mandible

A: Elevates, retrudes mandible
Model #: 28
1
2
3
1 - Sternocleidomastoid
2 - Anterior Scalenes
3 - Middle Scalenes
Sternocleidomastoid
O: Manubrium of sternum, medial clavicle

I: Mastoid process, lateral 1/2 superior nuchal line on occipital bone

A: Unilateral - rotation, lateral flexion of head
bilateral - flexion
Model #: 43
Scalenes
O: Transverse process (cervical)

I: 1st & 2nd rib

A: Neck flexion
Model #: 54-Anterior, 53-Middle
Anterior
Middle
1
3
2
1 - Splenius
2 - Erector Spinae
3 - Multifidus
Splenius
O: Inferior 1/2 nuchal ligament, SP T1-6

I: TP C1-4, mastoid process, posterior skull

A: Bilateral - head/neck extension
Unilateral - head/neck lateral flexion
Model #: 51
Erector Spinae
O: Iliac crest, posterior sacrum, SP
of sacrum/lumbar

I:
Iliocostalis: ribs, TP C4-6
Longissimus: cervical,
thoracic TP, mastoid process
Spinalis: Cervical, throacic SP

A: Bilaterally - neck, back extension
Unilaterally - lateral flexion (back, neck); maintains posture
Multifidi
O: TP of cervical, thoracic, lumbar, sacral vetebrae

I: SP of vertebrae 2-3 segments superior to origin

A: Bilateraly - extension
Unilateral - rotation
Stabilizes vertebral column
1
2
3
4
5
6
1 - Rectus Abdominis
2 - Transverse Abdominis
3 - Internal Intercostals
4 - External Oblique
5 - Internal Oblique
6 - External Intercostals
Rectus Abdominis
O: Crest of pubic rami and pubic symphysis

I: Sternum, costal cartilage of 5-7th ribs

A: Trunk flexion
Transverse Abdominis
O: Iliac crest, inguinal ligament, costal cartilage (lower 6 ribs)

I: Linea alba

A: Constricts abdomen, holds viscera in pelvic girdle, assists w/ other trunk motions
Internal Intercostals
O: Inner surface of upper 11 ribs

I: Upper border of last 11 ribs

A: Depresses rib during forced expiration
External Oblique
O: Lower 8 ribs (near costal ending)

I: Iliac crest, inguinal ligament, linea alba

A: Trunk flexion, lateral flexion, rotation to opposite side
Internal Oblique
O: Inguinal ligament, iliac crest, lumbar fascia

I: Costal cartilage of lower 3 ribs, 10th costal cartilage, pubic bone, linea alba

A: Trunk flexion, lateral flexion, rotation to same side
External Intercostals
O: Lower border of upper 11 ribs

I: Upper border of lower 11 ribs

A: Elevates ribs during inspiration
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