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Gross Veterinary Anatomy Lab > Myology - Head and Neck > Flashcards

Myology - Head and Neck Flashcards

Excluded: Ear muscles, Larynx, Pharynx (48 cards)

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1
Q

Sphincter coli superficialis

A

O: Mid-dorsal raphe
I: Ventral neck/ around lower jaw
A: Move skin of the neck
N: Facial nerve - cranial nerve VII

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2
Q

Platysma

A

O: Midline of neck
I: Corner of lip and cheek; tenses skin
A: Draw the lips caudally
N: Facial nerve - cranial nerve VII

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3
Q

Sphincter colli profundus

A

O: Base of ear
I: Caudal part of neck
A: Tense and move neck skin
N: Facial nerve - cranial nerve VII

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4
Q

Orbicularis oris

A

O: Area surrounding lips
I: Skin of the lips
A: Pursing lips; facial expression
N: Facial nerve - cranial nerve VII

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5
Q

Zygomaticus/ Smiling Muscle

A

O: Zygomatic arch
I: Angle of mouth
A: Draw mouth caudally and dorsally
N: Facial nerve - cranial nerve VII

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6
Q

Incisivus superioris et inferioris

A

O: Alveolar borders of the incisive bone and mandible
I: Upper and lower lip
A: moves the lip
N: Facial nerve - cranial nerve VII

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7
Q

Levator labii superioris

A

O: Orbit
I: Upper lip
A: Elevate and retract superior/ upper lip
N: Facial nerve - cranial nerve VII

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8
Q

Caninus

A

O: Maxilla
I: nasal ala & upper lip
A: raise upper lip and flare nostrils
N: Facial nerve - cranial nerve VII

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9
Q

Buccinator

A

O: Mandible and maxilla
I: into orbicularis oris and skin at the corner of mouth
A: Masticatory region of teeth
N: Buccal branches of teeth

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10
Q

Mentalis

A

O: Near mental symphysis
I: chin
A: elevation of lower lip and cheek
N: Dorsal buccal branch of facial nerve

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11
Q

Levator nasolabialis

A

O: Maxilla and nasal bone
I: Lateral part of upper lip and nostrils
A: Elevates upper lip and dilates nostrils
N: Facial nerve - cranial nerve VII

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12
Q

Orbicularis oculi

A

O: Medial palpebral ligament
I: palpebral raphe
A: palpebral fissure/ eyelids
N: cranial nerve VII

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13
Q

Retractor anguli oculi lateralis

A

O: Zygomatic arch
I: part of lower eyelid
A: retract and elevate lateral part of lower eyelid
N: cranial nerve VII

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14
Q

Levator anguli oculi medialis

A

O: maxilla
I: medial canthus and skin of upper eyelid
A: Lift medial part of upper eyelid
N: cranial nerve VII

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15
Q

Levator palpebrae superioris

A

O: apex of orbit
I: upper eyelid
A: elevates palpebrae superioris/ upper eyelid
N: cranial nerve III

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16
Q

Orbitales

A

O: Medial palpebral ligament/ maxilla
I: lateral palpebral raphe
A: close eyelid
N: cranial nerve VII

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17
Q

Occipitalis

A

O: nuchal line
I: Galea aponeurotica
A: pull snout posteriorly and elevate eyebrows
N: cranial nerve VII

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18
Q

Masseter

A

O: zygomatic arch
I: mandible
A: close mouth
N: cranial nerve V

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19
Q

Temporalis

A

O: parietal, temporal, & occipital bone; temporal fossa
I: Mandible
A: close mouth
N: cranial nerve V

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20
Q

Pterygoideus lateralis

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A

O: sphenoid bone
I: mandible
A: side to side movement & closing
N: cranial nerve V

21
Q

Pterygoideus medialis

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A

O: pterygoid, palatine, & sphenoid
I: mandible
A: side to side movement & closing
N: cranial nerve V

22
Q

Digastricus

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A

O: occiput/ occipital bone
I: mandible
A: open mouth
N: cranial nerve V

23
Q

Dorsal oblique/ Superior oblique

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A

O: optic canal
I: Sclera
A: rotate the eyeball
N: cranial nerve IV

24
Q

Ventral oblique/ Inferior oblique

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A

O: between the palatine, lacrimal, and maxillary bones
I: Sclera
A: rotate the eyeballs
N: cranial nerve III

25
Dorsal rectus
O: optic canal I: sclera A: produce mvement of eyeball N: cranial nerve III - Oculomotor nerve
26
Ventral rectus
O: bottom of orbital cavity I: sclera A: movement of eyeball N: cranial nerve VI
27
Lateral rectus
O: optic canal I: sclera A: moves the eye laterally, side to side N: cranial nerve VI
28
Medial rectus
O: common ring tendon I: area between sclera and cornea A: movement of eye N: cranial nerve III
29
Retractor bulbi
O: common tendinous ring I: sclera A: retract eyeball to normal position N: cranial nerve VI
30
Orbicularis
O: frontal maxilla I: palpebra A: Orbital part: closes eyelids tightly; palpebral part: closes eyelids gently; deep palpebral part: compresses lacrimal sac N: Facial facial nerve (cranial nerve VII)
31
Styloglossus
O: stylohyoid bone I: tongue A: depress tongue N: cranial nerve XII
32
Genioglossus
O: Mandible I: Tongue & hyoid bone A: Extend & depress tongue N: cranial nerve XII
33
Lingual proper (tongue itself)
O: tongue I: tongue A: complex movement of tongue N: cranial nerve XII
34
Sternohyoideus
O: Sternum I: Basihyoid A: Pull basihyoid bone & tongue caudally N: Cervical spinal nerve; sometimes Cranial nerve XII
35
Thyrohyoideus
O: Thyroid cartilage I: Hyoid bone A: draw hyoid caudally & dorsally N: CN XII (mainly); sometimes cervical spinal nerve
36
Mylohyoideus
O: Mylohyoid line of mandible | Simply put: mandible I: Basihyoid A: Raise floor of mouth & draw hyoid apparatus rostrally N: Cranial nerve V
37
Ceratohyoideus
O: Stylohyoid bone I: Ceratohyoid bone A: Decrease angle of stylohyoid & ceratohyoid N: Cranial nerve IX
38
Geniohyoideus
O: Intermandibular articulation I: Basihyoid bone A: draw hyoid apparatus cranially N: Cranial nerve XII
39
Occipitohyoideus
O: Occiput/ Occipital bone I: Stylohyoid bone A: Move stylohoid bone caudally N: Cranial nerve VII
40
Stylohyoideus
O: Temporal bone I: Hyoid apparatus A: Elevate & draw hyoid bone N:Cranial nerve VII
41
Rectus capitis ventralis
O: atlas I: basioccipital bone A: flexion of atlanto-occipital joint N: cervical spinal nerve
42
Rectus capitis dorsalis major
O: axis I: occipital bone A: extension of atlanto-occipital joint N: cervical spinal nerve
43
Rectus capitis dorsalis minor
O: axis I: occipital bone A: extension of atlanto-occipital joint N: cervical spinal nerve
44
Rectus capitis lateralis
O: wing of atlas I: paracondylar process of occipital bone A: flexion of atlanto-occipital joint N: cervical spinal nerve
45
obliquus capitis cranialis
O: atlas I: occipital bone A: rotation and lateral flexion of head N: cervical spinal nerve
46
obliquus capitis caudalis
O: axis I: occiput/ occipital bone A: extension and lateral flexion of head N: cervical spinal nerve
47
splenius capitis
O: spinous process of cervical & thoracic vertebrae I: mastoid process of temporal bone A: movement of head & neck N: cervical spinal nerve
48
longus capitis
O: transverse process of cervical vertebrae I: occipital bone A: flexion of the head & neck N: cervical spinal nerve

Gross Veterinary Anatomy Lab (1 decks)

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