Head and neck muscle innervations/groupings Flashcards

1
Q

Muscles of facial expression (Mouth)

A

Buccinator, Depressor labli inferioris, Levator labii superioris, mentalis, orbicularis oris, Risorius, depressor anguli oris, zygomaticus major, zygomaticus minor.

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2
Q

Muscles of Facial expression (eye)

A

Corrugator Supercilli, Levator papebrae superioris, orbicularis oculi.

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3
Q

Muscle of facial expression (scalp)

A

Occipitofrontalis (Frontal and occipital belly

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4
Q

Muscles of facial expression (NecK)

A

Platysma

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5
Q

Muscles of mastication

A

Masseter, Temporalis, Pterygoids (Medial and lateral)

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6
Q

Neck muscles

A

Sternocleidomastoid, Scalenes

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7
Q

Infrahyoid muscles

A

Sternohyoid, omohyoid, sternothyroid, thyrohyoid.

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8
Q

Suprahyoid muscles

A

Stylohyoid, Digastricus, Mylohyoid, Genohyoid

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9
Q

Intrinsic muscles of larynx

A

Cricothyroids , Arytenoids (Transverse/Oblique), Lateral cricoarytenoids, Posterior cricoarytenoids, thyroarytenoids, vocalis.

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10
Q

Muscles of facial expression (mouth) innervation

A

Facial nerve (CN VII)

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11
Q

Muscles of facial expression (Eye) innervations

A

Corrugator supercilli/Orbivularis oculi: Facial Nerve (CN VII)
Levator palpebrae superioris: Oculomotor (CN III)

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12
Q

Muscles of facial expression (Scalp and Neck) Innervations

A

Facial N (CN VII)

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13
Q

Muscles of mastication innervation

A

Trigeminal nerve (CN V)

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14
Q

Sternocleidomastoid innervation

A

Spinal accessory nerve (CN XI)

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15
Q

Scalenes

A

Cervical spinal nerves

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16
Q

Infrahyoid muscles innervation

A

Cervical plexus

17
Q

Stylohyoid innervation

A

Facial N

18
Q

Digastricus innervation

A

Anterior - Mandibular N (CN V (3))
Posterior - Facial N.

19
Q

Mylohyoid innervation

A

Mandibular N (CN V (3))

20
Q

Geniohyoid

A

Cervical plexus

21
Q

Intrinsic muscles of larynx innervations

A

Everything is Recurrent laryngeal N, except Cricothyroid = External laryngeal N.