export_head and neck origins insertions 1 Flashcards Preview

Head and Neck Anatomy > export_head and neck origins insertions 1 > Flashcards

Flashcards in export_head and neck origins insertions 1 Deck (20)
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1
Q

Platysma origin

A

superficial fascia

2
Q

Platysma insertion

A

mandible

3
Q

Platysma action

A

Stretches neck skin tight

4
Q

Platysma innervation

A

facial nerve, cervical branch

5
Q

SCM origin

A

manubrium and clavicle

6
Q

SCM insertion

A

mastoid process, superior nuchal line (lateral half)

7
Q

SCM Action

A

draws head to shoulder, turns face to opposite side

8
Q

SCM innervation

A

spinal accessory, APR of C2, C3

9
Q

Trapezius origin

A

thoracic, cervical spines, ligamentum nuchae, inion, nuchal line

10
Q

Trapezius insertion

A

spine, acromion of scapula

11
Q

Trapezius action

A

extends head, tilts chin to opposite side; rotates, adducts scapula; elevates scapula and clavicle

12
Q

Trapezius innervation

A

spinal accessory, APR of C3, C4

13
Q

Splenius capitis origin

A

ligament; cervical spines

14
Q

Splenius capitus insertion

A

mastoid process; superior nuchal line

15
Q

Splenius capitus action

A

extends head; flexes head laterally; rotates head ipsilateral side

16
Q

Splenius capitus innervation

A

PPR of cervical spinal nerves

17
Q

Levator scapulae origin

A

transverse process of cervical vertebrae

18
Q

Levator scapulae insertion

A

scapula (vertebral border)

19
Q

Levator scapulae action

A

elevates, rotates scapula

20
Q

Levator scapulae innervation

A

dorsal scapular nerve