Grossanatomy

Front 1

platysma- origin?

Back 1

superficial fascia over upper part of deltoid and pectoralis major

Front 2

platysma-insertion?

Back 2

mandible;skin and muscles over mandible and angle of mouth

Front 3

platysma-nerve?

Back 3

Facial Nerve

Front 4

platysma-actions?

Back 4

depress lower jaw and lip and angle of mouth;wrinkles skin of neck

Front 5

sternocleidomastoid-origin?

Back 5

manubrium sterni and medial onethird of clavicle

Front 6

sternocleidomastoid-insertion?

Back 6

mastoid process and lateral onehalf of superior nuchal line

Front 7

Sternocleidomastoid-nerve?

Back 7

Spinal accessory nerve; C2-C4 (sensory)

Front 8

Cervical muscles?

Back 8

platysma and Sternocleidomastoid

Front 9

Suprahyoid muscles?

Back 9

Digastric, mylohyoid, stylohyoid and geniohyoid

Front 10

Digastric-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 10

1.anterior belly from digastric fossa of mandible; posterior belly from mastoid notch
2.intermediate tendon attached to body of hyoid
3. posterior belly by facial nerve; anterior belly by mylohyoid nerve of trigeminal nerve
4. elevates hyoid and floor of mouth;depress mandible

Front 11

mylohyoid-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 11

1.mylohyoid line of mandible
2.medain raphe and body of hyoid bone
3.mylohyoid nerve of trigeminal nerve
4.elevates hyoid and floor; depress mandible

Front 12

stylohyoid-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 12

1.styloid process
2.body of hyoid
3.facial nerve
4.elevates hyoid

Front 13

geniohyoid-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 13

1.genial tubercle of mandible
2.body of hyoid
3.C1 via hypoglossal nerve
4. elevates hyoid and floor of mouth

Front 14

infrahyoid muscles?

Back 14

sternohyoid, sternothyroid, thyrohyoid, omohyoid

Front 15

sternohyoid-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 15

1.manubrium sterni and medial end of clavicle
2.body of hyoid
3.ansa cervicallis
4.depress hyoid and larynx

Front 16

sternothyroid-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 16

1.manubrium sterni; first costal cartilage
2.oblique line of thyroid cartilage
3.ansa cervicallis
4.depresses thyroid cartialge and larynx

Front 17

Thyrohyoid-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 17

1.oblique line of thyroid cartilage
2.body and greater horn og hyoid
3.C1 via hypoglossal nerve
4.depress and reacts hyoid and larynx

Front 18

omohyoid-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 18

1. inferor belly from medial lip of suprascapular notch and suprascapular ligament; superior belly from intermediate tendon
2. inferior belly to intermediate tendon: superior belly to body of hyoid
3. ansa cervicallis
4.depress and retracts hyoid and larynx

Front 19

Prevertebral or Deep neck muscles?

Back 19

Lateral vertebral-
anterior scalene
middle scalene
anterior vertebral-
longus capitus
longus colli (L.cervicis)
Rectus capitis anterior
rectus capitis lateralis

Front 20

anterior scalene-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 20

1.transverse processes of CV3-CV6
2.scalene tubercle on first rib
3.Lower cervical (C5-C8)
4. elevates first rib; bends neck

Front 21

middle scalene-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 21

1.transverse processes of CV2-CV7
2.upper surface of first rib
3.lower cervical (C5-C8)
4. elevates first rib; bends neck

Front 22

posterior scalene-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 22

1. transverse processes of CV4-CV6
2.outer surface of second rib
3.lower cervical (C6-C8)
5. elevates second rib; bends neck

Front 23

Longus capitus-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 23

1.transverse processes of CV3-CV6
2.basilar part of occipital lobe
3.C1-C4
4.flexes and rotates head

Front 24

Longus colli-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 24

1.transverse processes and bodies of CV3-TV3
2.anterior tubercle of atlas; bodies of CV2-Cv4; transverse process of CV5-CV6
3.CV2-CV6
4.flexes and rotates

Front 25

rectus capitis anterior-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 25

1.lateral mass of atlas
2.basilar part of occipital bone
3.C1-C2
4.flexes and rotates head

Front 26

rectus capitis lateralis-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 26

1.transverse process of atlas
2.jugular process of occipital bone
3.C1-C2
4.flexes head laterally

Front 27

name the muscles of facail expression

Back 27

occipitofrontalis
corrugator supercilii
orbicularis oculi
procerus
nasalis
depressor septi (less important muscle)
orbicularis oris
leavtor anguli oris
levator labii oris
leavtor labii seperioris alaeque nasi (less important muscle
zygomatic major
zygomatic minor
depressor labii inferioris
depressor anguli oris
risorius
buccinator mentalis
auricularis anterior, superior and posterior

Front 28

occipitofrontalis-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 28

1.superior nuchal line; uppwe orbital margin
2.epicranial aponeurosis
3.facial nerve
4.elevates eyebrows,wrinke forhead (surprise)

Front 29

corrugator supercilii-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 29

1.medial supraorbital margin
2.skin of medial eyebrow
3.Facial nerve
4.Draws eyebrows downward medially (anger frowning)

Front 30

orbicularis oculi-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 30

1.medial orbital margin; medial palpebal ligament;lactimal bone
2.skin and rim of orbit;tarsal plate;lateral palpebral raphe
3.facial nerve
4.close eyelids

Front 31

procerus-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 31

1.nasal bone and cartilage
2.skin between eyebrows
3.facial nerve
4.wrinkles skin over bone (sadness)

Front 32

nasalis-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 32

1.maxilla lateral to incisive
2. ala of nose
3.facial nerve
4.draws ala of nose towards septum

Front 33

orbicularis oris
1.origin?
2.insertion?
3.nerve?
4.action?

Back 33

1.maxilla above incisor teeth
2.skin of lip
3.facial nerve
4.close lips

Front 34

levator anguli oris-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 34

1.canine fossa of maxilla
2.angle of mouth
3.facial nerve
4.elevates upper lip; dilates nares (digust)

Front 35

zygomatic major-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 35

1.zygomatic arch
2.angle of mouth
3.facial nerve
4.draws angle of mouth backwards and uwards (smile)

Front 36

buccinator-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 36

1.mandible;pterygo mandibular raphe;alveolar processes
2.angle of mouth
3.facial nerve
4.presses cheek to keep it taut

Front 37

mentalis-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 37

1.incisive fossa of mandible
2.skin of chin
3.facial nerve
4.elevates and protrudes lower lip

Front 38

auricularis anterior,superior and posterior-
1.origin?
2.insertion?
3.nerve?
4.action?

Back 38

1.temporal fascia; epicranial aponeurosis; mastoid process.
2.anterior,superior and posterior side of auricle.
3.facial nerve
4.retract and elevate ear