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514 anatomy > Axial Muscle Chart Origin Insertion > Flashcards

Axial Muscle Chart Origin Insertion Flashcards

1
Q

Rectus Abdominis

A

O: Ribs 5-7, xiphoid process
I: pubic ramus
- Intercostal nerves T7-T12

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2
Q

External Oblique

A

O: Posterolateral ribs 5-12
I: iliac crest, linea alba
- Intercostal nerves T7-T12

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3
Q

Internal Oblique

A

O: iliac crest, thoracolumbar fascia
I: linea alba, inferior ribs
- intercostal nerves T7-T12

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4
Q

Transverses Abdominis

A

O: ribs 7-12, thoracolumbar fascia, iliac crest
I: Linea alba
- intercostal nerves T7-T12

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5
Q

Serratus Posterior: Superior

A

O: lower cervical & upper thoracic spinous processes
I: Upper ribs
- intercostal nerves T1-T3

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6
Q

Serratus Posterior: Inferior

A

O: Lower thoracic & upper lumbar SP
I: Lower ribs
- intercostal nerves T9-T12

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7
Q

Splenius Capitis

A

O: Cervical & upper thoracic SP
I: Mastoid process & superior nuchal line
- dorsal rami of inferior cervical nerves

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8
Q

Splenius Cervicis

A

O: Upper thoracic SP
I: Upper cervical TP
N: dorsal rami of inferior cervical nerves

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9
Q

Iliocostalis lumborum, thoracis, cervicis

A

Lumborum: Iliac crest –> angles of lower ribs
Thoracis: Angles of lower ribs –> angles of upper ribs
Cervicis: Angles of upper ribs –> lower cervical TP

N: dorsal rami

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10
Q

Longissimus thoracis, cervicis, capitis (note: lumborum is not significant)

A

Thoracis: Lumbar TP –> Thoracic TP & lower 9 ribs
Cervicis: Upper thoracic TP –> Cervical TP
Capitis: Upper thoracic & lower cervical TP –> mastoid process

  • dorsal rami
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11
Q

Spinalis thoracis, cervicis (note: capitis blends with semispinalis capitis)

A

Thoracis: Uppwer lumbar & lower thoracic SP –> upper thoracic SP
Cervicis: Lower ligamentum Nuchae –> Axis SP

  • dorsal rami
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12
Q

Semispinalis, thoracis, cervicis, capitis

A

Thoracis: lower thoracic TP –> Upper thoracic & lower cervical SP
Cervicis: Upper thoracic TP –> Cervical SP
Capitis: Upper thoracic & lower cervical TP –> Occipital bone

N: Dorsal Rami

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13
Q

Multifidus

A

Sacrum, lower lumbar to lower cervical TP

- Extend, ipsilateral lateral flexion, contralateral rotation

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14
Q

Rotatores

A

O: Lumbar to cervical TP –>

Brevis: lumbar to cervical SP of adjacent superior vertebrae
Longus: lumbar to cervical SP of vertebrae two levels superior

N: Dorsal Rami

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15
Q

Interspinalis

A

O: lumbar to cervical SP
I: lumbar to cervical SP of adjacent superior vertebrae

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16
Q

Intertransversarii

A

O: Lumbar to cervical TP
I: Lumbar to cervical TP of adjacent superior vertebrae
N: Dorsal Rami

17
Q

Quadratus Lumborum

A

O: Upper lumbar TP, 12th rib
I: iliac crest
N: T12-upper lumbar ventral rami

18
Q

Rectus capitis posterior major

A

O: Axis SP
I: Inferior nuchal line

19
Q

Rectus capitis posterior minor

A

O: Posterior arch of atlas
I: Inferior nuchal line

20
Q

Obliquus capitis superior

A

O: atlas TP
I: occipital bone

21
Q

obliquus capitis inferior

A

O: axis SP
I: Atlas TP

22
Q

Sternocleidomastoid

A

O: manubrium & medial clavicle
I: mastoid process, superior nuchal line

23
Q

Platysma

A

O: Superior fascia of deltoid & pectoral regions
I: inferior border of mandible

24
Q

Scalenus posterior

A

O: C5 & C6 TP
I: 2nd rib

25
Q

scalenus medius

A

O: C2-C7 TP
I: 1st rib

26
Q

Scalenus anterior

A

O: C3-C6 TP
I: 1st rib

27
Q

sternohyoid

A

O: hyoid bone
I: manubrium

28
Q

Sternothyroid

A

O: thyroid cartilage
I: manubrium

29
Q

Thryohyoid

A

O: hyoid bone
I: thyroid cartilage

30
Q

Omohyoid

A

O: hyoid bone
I: superior border of scapula

31
Q

frontalis

A

O: epicranial aponeurosis
I: skin of eyebrow & forehead

32
Q

orbicularis oculi

A

O: medial orbit - frontal and maxillary bones
I: Skin around orbit

33
Q

Orbicularis oris

A

O: fibers from several facial muscles
I: skin & mucous membrane of lips

34
Q

Buccinator

A

O: posterior maxilla & mandible
I: fibers blend with orbicularis Oris

35
Q

Zygomaticus

A

O: zygomatic bone
I: angle of mouth

36
Q

temporalis

A

O: temporal fossa - temporal, frontal, parietal bones
I: coronoid process of mandible

37
Q

Masseter

A

O: zygomatic arch
I: outer surface of angle & ramus of mandible

38
Q

medial pterygoid

A

O: lateral pterygoid plate & maxilla
I: inner surface of angle & ramus of mandible

39
Q

Lateral pterygoid

A

O: lateral pterygoid plate & greater wing of sphenoid
I: Neck of mandible & articular disk

514 anatomy (7 decks)

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