Anterior Neck Flashcards Preview

Gross Anatomy I > Anterior Neck > Flashcards

Flashcards in Anterior Neck Deck (36)
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1
Q

Platysma Origin/Insertion

A

Skin of the anterior neck

2
Q

Platsyma Action

A

Tightens skin of neck

3
Q

Platysma Innervation

A

Facial (Cranial VII)

4
Q

Sternocleidomastoid Origin

A

Mastoid and lateral superior nuchal line

5
Q

Sternocleidomastoid Insertion

A

Manubrium and medial 1/3 clavicle

6
Q

Sternocleidomastoid Action

A

Unilateral- tilts head to saem side and rotates face toward opposite side
Bilateral- flex head on the neck
with the head held stable, it can flex the neck

7
Q

Sternocleidomastoid Innervation

A

Spinal Accessory and C2

8
Q

Sternohyoid Attachments

A

Runs from posterior manubrium and medial clavicle to body of hyoid

9
Q

Sternohyoid Innervation

A

Ansa Cervicalis (C1-C3)

10
Q

Sternothyroid Attachments

A

Posterior manubium and 1st costal cartilage to thyroid cartilage

11
Q

Sternothyriod Innervation

A

Ansa Cervicalis (C1-C3)

12
Q

Thyrohyoid Attachments

A

Courses from thyroid cartilage to body and greater horn of hyoid bone

13
Q

Thyrohoid Innervation

A

Ansa Cervicalis (C1-C3)

14
Q

Omohyoid Attachments

A

Inferior- upper border of scapula, runs intermediate tendon

Superior- intermediate tendon to hyoid

15
Q

Omohyoid Innervation

A

Ansa Cervicalis (C1-C3)

16
Q

Longus Colli Origin

A

Anterior tubercles and transverse nprocesses of 3rd to 5th cervical vertebrae to the anterior arch of the atlas

17
Q

Longus Colli Insertion

A

Bodies of first 2-3 thoracic vertebrae to anterior tubercles of 3rd-5th cervical vertebrae

18
Q

Longus Colli Actions

A

Bilateral flexion of the neck

Unilateral lateral flexion and rotation to the ipsilateral side

19
Q

Longus Colli Innervation

A

Branches of the cervical plexus

20
Q

Longus Capitis Attachments

A

C3-C6 to base of skull

21
Q

Longus Capitis Actions

A

Bilaterally flexes the head on the neck at the atlantooccipital joint
Unilateral rotation of the head on the neck to the ipsilateral side at the atlantoaxial joint

22
Q

Longus Capitis Innervation

A

Branches of the cervical plexus

23
Q

Rectus Capitis Anterior Attachments

A

From atlas to area anterior to occipital condyle

24
Q

Rectus Capitis Anterior Actions

A

Stabilize skull on cervical vertebrae

Assist in flexion of the neck and of the head on the neck

25
Q

Rectus Capitis Anterior Innervation

A

Branches of the cervical plexus

26
Q

Rectus Capitis Lateralis Attachments

A

Transverse process of atlas to jugular process of occipital bone

27
Q

Rectus Capitis Lateralis Actions

A

Stabilize skull on cervical vertebrae

Assist in flexion of the neck and of the head on the neck

28
Q

Rectus Capitis Lateralis Innervation

A

Branches of the cervical plexus

29
Q

Anterior Scalene Origin

A

Transverse process of C3-C6

30
Q

Anterior Scalene Insertion

A

Common tendon onto the 1st rib

31
Q

Middle Scalene Origin

A

Transverse process of C2-C6

32
Q

Middle Scalene Insertion

A

Common tendon onto 1st rib posterior to Anterior Scalene

33
Q

Posterior Scalene Origin

A

Transverse process of C6-C7

34
Q

Posterior Scalene Insertion

A

Common tendon onto 2nd rib

35
Q

Scalene Actions

A

Bilaterally elevate first rib during forced inspiration and with stable trunk, they flex the neck
Unilaterally lateral flexion to the ipsilateral side

36
Q

Scalene Innervation

A

Segmentally via branches from cervical and brachial plexus