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Gross Anatomy Exam 3 > NECK MUSCLES > Flashcards

NECK MUSCLES Flashcards

1
Q

Omohyoid INSERTION

A

hyoid bone (body)

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2
Q

Omohyoid INNERVATION

A

ansa cervicalis of cervical plexus (c1-C3)

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3
Q

Sternhyoid ORIGIN

A

manubrium & sternoclavicular joint (post. surface)

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4
Q

Sternohyoid Insertion

A

Hyoid bone

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5
Q

Sternohyoid INNERVATION

A

ansa cervicalis of cervical plexus C1-C3

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6
Q

Sternothyroid Origin

A

manubrium (post. surface)

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7
Q

Sternothryoid INSERTION

A

Thryoid cartilage

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8
Q

Sternothyroid INNERVATION

A

ANSA CERVICALIS C2-C3

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9
Q

Thryohyoid ORIGIN

A

thyroid cartilage (oblique line)

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10
Q

Thyrohyoid INSERTION

A

HYOID BONE

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11
Q

Thryohyoid INNERVATIO

A

C1 via hypoglossal N

CN XII

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12
Q

Omohyoid, sternohyoid, sternothryoid ACTION

A

depresses (fixed) hyoid

draws layrnx and hyoid done for phonation and swallowing

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13
Q

Thryohyoid ACTION

A

Depresses & fixes hyoid

raises layrnx during swallowing

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14
Q

SCM ORIGIN (ALL)

A

sternum (manubrium)

clavicle (medial 1/3)

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15
Q

SCM INSERTION

A

temporal bone- mastoid process

occipital bone- sup. nuchal line

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16
Q

SCM INNERVATION

A

Motor: accessory N CN 11

17
Q

Trapezius (descending fibers) ORIGIN

A

occipital bone

S.P C1-C7

18
Q

TRAPEZIUS insertion

A

clavicle (lateral 1/3)

19
Q

Trapezius INNERVATION

A

Motor; accessory n CN 11

20
Q

Suprahyoid muscles ACTION

A

Raises hyoid bone and depress jaw during swallowing

21
Q

Infrahyoid muscles ACTION

A

depresses hyoid bone

22
Q

Platysma ACTION

A

depresses and wrinkles skin of lower face and mouth
tenses skin of neck
aids foreced depression of mandible

23
Q

MUSCLES OF FACIAL EXPRESSION INNERVATION

A

Facial N

24
Q

OMOHYOID ORIGIN

A

scapula (sup. border)

25
Q

Digastric ant belly ORIGIN

A

mandible

26
Q

digastric post belly ORIGIN

A

temporal bone (mastoid notch, medial to mastoid process)

27
Q

suprahyoid muscles INSERTION

A

HYOID BONE

28
Q

STYLOHYOID ORIGIN

A

temporal bone (styloid process)

29
Q

Mylohyoid Origin

A

mandible (mylohyoid line)

30
Q

Geniohyoid ORIGIN

A

mandible (inf. mental spine)

Gross Anatomy Exam 3 (8 decks)

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