Anterolateral neck muscles- NOT supra/infrahyoid

Question 1

longus capitis attachments:

Answer 1

from the anterior tubercles of the transverse processes of cervical vertebrae to the basilar occipital bone

Question 2

longus capitis innervation:

Answer 2

ventral rami of cervical spinal n. (C1-3)

Question 3

longus capitis function:

Answer 3

flexion of the head and neck (bilateral) ipsilateral rotation (unilateral)

Question 4

Longus colli attachments:

Answer 4

rom cervical vertebral bodies to cervical vertebral bodies & transverse processes

Question 5

Longus colli innervation:

Answer 5

ventral rami of cervical spinal nerves (C2-7)

Question 6

Longus colli function:

Answer 6

flexion, lateral flexion of the neck, and ipsilateral rotation

Question 7

Anterior scalene attachments:

Answer 7

from the anterior tubercles (of the transverse processes) of middle cervical vertebrae to the scalene tubercle of the 1st rib

** between the groove for the subclavian artery and vein

Question 8

Anterior scalene innervation:

Answer 8

lower ventral rami of the cervical spinal nerves.

Question 9

Anterior scalene function:

Answer 9

elevation of 1st rib (during forced inspiration), flexion, lateral flexion & contralateral rotation of the neck

Question 10

Middle scalene attachments:

Answer 10

from the transverse processes of cervical vertebrae to 1st rib

Question 11

Middle scalene innervation:

Answer 11

lower ventral rami of cervical spinal nerves

Question 12

middle scalene function:

Answer 12

elevation of 1st rib (during forced inspiration) & lateral flexion & contralateral rotation of the neck

** same as other scalenes

Question 13

posterior scalene attachments:

Answer 13

** ONLY SCALENE ATTACHING ON THE 2ND RIB

from lower cervical transverse processes to the 2nd rib

Question 14

posterior scalene innervation:

Answer 14

ventral rami of the cervical spinal nerves (C6-8)

**more specific than other 2 scalenes

Question 15

posterior scalene function:

Answer 15

** same as other scalenes

elevation of the rib (during forced inspiration) & lateral flexion and contralateral rotation of the neck

Question 16

Sternocleidomastoid attachments

Answer 16

lateral aspect of the mastoid process and superior nuchal line to the manubrium and medial 1/3rd of the clavicle

*PROXIMAL IS THE MASTOID PROCESS AND SUPERIOR NUCHAL LINE

Question 17

sternocleidomastoid innervation:

Answer 17

accessory nerve (CN XII) and C1, 2

Question 18

sternocleidomastoid function:

Answer 18

(unilateral) - ipsilateral lateral flexion, contralateral rotation of the head

flexion, and extension of the head & neck (AA joint and superior cervical spine)

Question 19

Cricothyroid attachments:

Answer 19

From the cricoid cartilage to the thyroid cartilage

Question 20

cricothryoid innervation:

Answer 20

external laryngeal nerve of superior laryngeal nerve (CN X- vagus nerve)

** present in the fourth pharyngeal arch with the inferior pharyngeal constrictor

Question 21

Cricothyroid function :

Answer 21

tension and elongation of the vocal folds –> MAKES HIGH PITCHED SOUND