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Anatomy 3 Final Muscles > Muscles of the Head > Flashcards

Muscles of the Head Flashcards

1
Q

Muscle of the EAR

A 
Mm. Auricularis 
Innervated by: N intermediofacialis
O: Scutiform cartilage, Neighbouring part of skull
I: Auricle
A: rotate, move up and down
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2
Q

Muscle of the EYE

A 
Intrasic muscles 
- M.Ciliacus
- M. Dilator Pupillae
- M.Sphincter Pupillae
Palpebral muscles --> Eyelid movements
Extrinsic muscles --> Movements of eyeball
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3
Q

Muscle of the EYE

Extrinsic muscles

A

M.Rectus Bulbi lateralis (VI)
M.Rectus Bulbi medialis (III)
M.Rectus Bulbi dorsalis (III)
M.Rectus Bulbi Ventralis (III)

O: Foramen Opticum & Fissura Orbitalis
I: Sclera

M.Obliquus Dorsalis (IV)
O: Foramen muscularis (os palatinum)
M. Obliquus Ventrally (III)
O: Foramen Ethmoidea

I: Temporal

M. Retractor Bulbi Lateralis
M. Retractor Bulbi Medialis
(Around N.Opticus)

A: Movements of eyeball

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4
Q

MUSCLES for MASTRICATION:

A
  1. M. Temporalis
  2. M. Masseter
  3. M. Pterygoideus lateralis
  4. M. Pterygoideus medialis
  5. M. Digastricus
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5
Q

MUSCLES for MASTRICATION:

M. TEMPORALIS

A

O: Fossa Temporalis
I: Proc. Coronoideus
A: Raises Mandible, Closes jaw

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6
Q

MUSCLES for MASTRICATION:

M. MASSETER

A

O: Arcus Zygomaticus Ventr.
I: Fossa Masseterica
A: Closes jaw

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7
Q

MUSCLES for MASTRICATION:

M. PTERYGOIDEA MEDIALIS

A

O: Fossa Pterygopalatine
I: Fossa Pterygoidea
A: Grinding movements, closes jaw

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8
Q

MUSCLES for MASTRICATION:

M. PTERYGOIDEA LATERALIS

A

O: Ventral to canalis alaris
I: FOVEA PTERYGOIDEA
A: Grinding movement, closes jaw

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9
Q

MUSCLES for MASTRICATION:

M.DIGASTRICUS

A

O: Processus PARACONDYLARIS
I: Ventral on the mandible
A: Only one that opens the mouth.

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10
Q

MUSCLES for MASTRICATION:

Intersp. DIFF

A

M.DIGASTRICUS
ca: One part
Eq: 2 parts, cranialis et caudalis

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11
Q

Extra muscle of mandible, not for mastrication:

A

M.Mylohyoideus
Connects the two branches of the mandible = Part of lingual apparatus.
Elevates the tongue –> Thin muscle just under the skin.
NOT for MASTRICATION

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12
Q

MUSCLES MOVING THE HEAD

A
  1. Musculi Capitis (7)
    - M. Rectus Capitis (4)
    Ventralis
    Dorsalis major
    Dorsalis minor
    Lateralis
    - M. Obliquus Capitis (2)
    Cranialis
    Caudalis
  • ( M. Longus Capitis)
2. Superficial M
a - M.Brachiocephallicus
Cleido brachialis
Cleidocephallicus
CleidoMastoideus

b - M. Sternocephallicus
M. Sternomastoideus
M. Sternoocipitalis

c- M. omotransversarius

3. Deep M.
a - M.Splenius
b.- M.Rhomboideus
Pars Capitis
Pars Cervicis

c.- M. Semispinalis capitis
Biventer
Complexus

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13
Q

MUSCLES MOVING THE HEAD
SUPERFICIAL
M. STERNOCLEIDOMASTOIDEUS
1. M.Sterno Mastoideus

A 
O: Manubrium Sterni
I: Proc. Mastiodeus
A: 
Unilat - Moves head laterally
Bilat - Moves head down
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14
Q

MUSCLES MOVING THE HEAD
SUPERFICIAL
M. STERNOCLEIDOMASTOIDEUS
2. M.Sternooccipitalis

A 
O: Manubrium Sterni
I: Crista Nuchea
A: 
Unilat - Moves head laterally
Bilat - Moves head down
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15
Q

MUSCLES MOVING THE HEAD
SUPERFICIAL
M. STERNOCLEIDOMASTOIDEUS
3. CleidoCervicalis

A 
O: Clavicular intersection
I: Raphe Cervisis
A:
FL FIXED:
Unilat: Moves head laterally
Bilat: Fixes head + neck

FL FREE:
Moves limb cranially

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16
Q

MUSCLES MOVING THE HEAD
SUPERFICIAL
M. STERNOCLEIDOMASTOIDEUS
4. CleidoMastoideus

A

O: Clavicular intersection
I: Proc. Mastoideus
A:

FL FIXED:
Unilat: Moves head laterally
Bilat: Fixes head + neck

FL FREE:
Moves limb cranially

17
Q

MUSCLES MOVING THE HEAD
SUPERFICIAL
M. STERNOCLEIDOMASTOIDEUS
5. CleidoBrachialis

A 
O: Crista Humeri Distally
I: Clavicular intersection
A:
FL FIXED:
Unilat: Moves head laterally
Bilat: Fixes head + neck

FL FREE:
Moves limb cranially

18
Q

MUSCLES MOVING THE HEAD
SUPERFICIAL
6. M.OMOTRANSVERSARIUS

A 
O: Distal, cran spina scapulae
I: Ala atlantis
A: 
FL fixed = Moves head laterally
FL Free = Moves FL cran
19
Q

MUSCLES MOVING THE HEAD

DEEP

A
  1. M.Splenius
  2. M. Rhomboideus
  3. M. Semispinalis Capitis
20
Q

MUSCLES MOVING THE HEAD
DEEP
M.Splenius

A

O:

  • Proc. Spinosus (Th1-Th3)
  • Caudal on Lig. Nuchea
  • Raphe cervicis

I: Crista nuchea + Proc. Mastoideus

A:
Unilat: Moves head lat
Bilat: Extends neck, raises head

21
Q

MUSCLES MOVING THE HEAD
DEEP
M.Semispinalis capitis

A 
BIVENTER:
O: Proc. Transversus Th2-Th4
COMPLEXUS: 
O: Caudal art.surface of C3-Th1
I: Crista Nuchea
A:
Unilat: Moves lat
Bilat: Ext. neck
22
Q

MUSCLES MOVING THE HEAD
DEEP
M. RHOMBOIDEUS

A

Pars Capitis: Crista nuchea
Pars Cervivis: Raphe cervicis –> Th1-Th3
Pars Thoracis: Processus spinosus Th4-Th7

I: Dorsomed border of scapulae

Anatomy 3 Final Muscles (23 decks)

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