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PPCC > anatomy neck muscles > Flashcards

anatomy neck muscles Flashcards

1
Q

sternocleidomastoid muscle

nerve

A

spinal accessory nerve

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2
Q

splenius capitis muscle

nerve

A

posterior ramus of spinal nerves C3 and C4.

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3
Q

Longus Capitis Muscle

nerve

A

anterior rami of spinal nerves C1-C3.

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4
Q 
temporalis muscle 
origin
insertion
nerve
function
A

temporal fossa
coronoid process
mandibular nerve
retracts mandible

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5
Q

INFRAHYOID MUSCLES

A
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6
Q

omohyoid
nerve
blood supply

A

anterior rami of c1-c3 spinal nerves via asna cervalisis

inf thyroid artery

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7
Q

sternohyoid
nerve
blood supply

A

anterior rami of C1-C3 via ansa cervicalis

sup thyroid artery

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8
Q

sternothyroid
nerve
blood supply

A

anterior rami of C1-C3 via ansa cervicalis

sup thyroid and lingual arteries

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9
Q

thyrohyoid
nerve
artery

A

anterior ramus of spinal nerve C1 via CNVII

sup thyroid and lingual arteries

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10
Q

SUPRAHYOID MUSCLES

A
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11
Q

stylohyoid
nerve
action

A

stylohyoid branch of facial nerve

initiates swallowing

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12
Q

geniohyoid
nerve
action

A

C1 nerve along w CNXII

elevates hyoid and depresses mandible

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13
Q

mylohyoid
nerve
action

A

inferior alveolar branch of mandibular nerve

elevates hyoid and floor of mouth

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14
Q

digastric : anterior belly
nerve
action

A

inferior alveolar branch of mandibular nerve

elevates hyoid and depresses mandible

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15
Q

digastric posterior:
nerve
action

A

digastric branch of facial nerve

elevates hyoid bone and depresses mandible

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16
Q

OTHER MUSCLES

A
17
Q

sternocleidomastoid muscle
origin
insertion

A

Sternal head :manubrim of sternum
Clavicular head :medial third of clavicle.

mastoid process and superior nuchal line

18
Q

Splenius capitis Muscle
origin
insertion

A

nuchal ligament and spinous process of C7-T3

mastoid process

19
Q

Longus Capitis Muscle
origin
insertion

A

anterior tubercle of transverse processes of C3-C6.

basilar part of occipital bone.

20
Q

omohyoid
origin
insertion

A
  • transverse scapular lig and sup border of scapula

- hyoid bone

21
Q

sternohyoid
origin
insertion

A
  • manubrium of sternum , medial end of clavicle

- hyoid bone

22
Q

sternothyroid
origin
insertion

A

post surface of manubrium , costal cartilage of rib 1

oblique line of thyroid cartilage

23
Q

thyrohyoid
origin
insertion

A
  • oblique line of thyroid cartilage

- hyoid

24
Q

stylohyoid
origin
insertion

A

styloid process

hyoid bone

25
Q

mylohyoid
origin
insertion

A

mylohyoid line of mandible

hyoid bone

26
Q

geniohyoid
origin
insertion

A

inf mental spine of mandible

hyoid

27
Q

digastric : anterior belly
origin
insertion

A

digastric fossa of mandible

intermediate tendon , attached to hyoid bone by fibrous sling

28
Q

medial pterygoid muscle
origin
insertion

A

-superficial part=tuberosity of maxilla , pyramid process of palatine
deep part=. medial surface of lat pterygoid plate

-ramus and angle of mandible

29
Q

digastric posterior:
origin
insertion

A

mastoid process of temporal bone

intermediate tendon , attached to hyoid bone by fibrous sling

30
Q

lateral pterygoid muscle INFERIOR HEAD
origin
insertion

A

infratemporal crest of greater wing of sphenoid bone

joint capsule of TMJ

31
Q

lateral pterygoid muscle
origin
insertion
nerve and blood

A

-lateral pterygoid plate
-pterygoid fovea of neck of condylar process of mandible
same as inferior head

32
Q

medial pterygoid muscle
origin
insertion

A

-superficial part=tuberosity of maxilla , pyramid process of palatine
deep part=. medial surface of lat pterygoid plate

-ramus and angle of mandible

33
Q

masseter muscle
origin
insertion

A

superficial=maxillary process of zygomatic bone, inf border zygo arch
deep=deep/inf surface of zygomatic arch

ramus and angle of mandible

PPCC (48 decks)

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