Head and Neck - Dry Room 1 Flashcards
what are the 4 compartments of the neck?
vertebral compartment
vascular compartment
visceral compartment
musculofascial collar
how many cervical vertebra are there?
7
what kind of joint is between the atlas (C1) and the occipital condyles?
synovial
what kind of joint is found between C1 and C2 at the odontoid peg?
pivot
what are the 3 attachments of the sternocleidomastoid?
manubrium
clavicle
mastoid process
what structures are contained within the vertebral compartment of the neck?
cervical vertebrae
postural muscles
what structures are contained within the vascular compartment of the neck?
major blood vessels
vagus nerve
what structures are contained within the visceral compartment of the neck?
thyroid
parathyroid glands
pharynx
larynx
trachea
oesophagus
what are the compartments of the neck enclosed by?
musculofascial collar
What are the trapezius muscles actions?
tilt head
turn neck
shrug
twist arms
where does the brachial plexus emerge?
between the scalene muscles that form the posterior triangle of the neck
what are the 3 structures in the carotid sheath?
right and left common carotid arteries
internal jugular vein
vagus nerve
Of the external and internal carotid arteries - which is more lateral?
Internal carotid artery
what are the two terminal branches of the external carotid artery?
superficial temporal artery
maxillary artery
(they are given off within the parotid gland)
what vein does the external jugular vein drain into?
subclavian
brachiocephalic= ……. + ………
right subclavian
right common carotid
where does the phrenic nerve lie in the neck?
along the anterior scalene muscles
deep to the carotid sheath
name the 4 suprahyoid muscles
muscles that depress the mandible
mylohyoid
geniohyoid
digastric
stylohyoid
what actions do the supra hyoid bones have on the mandible?
depresses the mandible (opens jaw)and elevates the hyoid bone
name the 4 infrahyoid muscles
sternohyoid
sternothyroid
thyrohyoid
omohyoid
what are the vertebral root values of the cervical plexus?
C1-C4
