Deep Neck & Root of the Neck Flashcards
what is the root of the neck?
area immediately superior to the superior thoracic aperture and axillary inlet
anterior boundary of the root of the neck
superior margin of manubrium, sternum, & clavicle
posterior boundary of the root of the neck
body of T1
lateral boundary of the root of the neck
superior margins & costal cartilages of ribs 1 & 2
name the prevertebral muscles seen posterior to retropharyngeal space & medial to neurovascular plane in the root of the neck
- longus coli
- longus capitus
- rectus capitus anterior
- anterior scalene
name the muscles seen posterior to the neurovascular plane in the root of the neck
- rectus capitus lateralis
- splenius capitus
- levator scapulae
- middle scalene
- posterior scalene
the right subclavian artery branches from the ____
brachiocephalic trunk
the left subclavian artery branches from the ____
arch of aorta
location of the first part of the subclavian artery
medial to anterior scalene
location of the second part of the subclavian artery
deep to anterior scalene
location of the third part of the subclavian artery
lateral to anterior scalene
name the branches of the first part of the subclavian artery
- vertebral a
- internal thoracic a
- thyrocervical trunk
the costocervical trunk is a branch of the ____
second part of the subclavian artery
name the branches of the costocervical trunk
superior intercostal a
deep cervical a
the dorsal scapular artery is a branch of the ____
third part of the subclavian artery
(Variation: may be off of transverse cervical a)
name the 4 parts of the vertebral artery
- cervical
- vertebral
- suboccipital
- cranial
location of cervical part of vertebral artery
ascends between scalenes & longus coli mm
location of vertebral part of vertebral artery
passes through transverse foramen of C6-C1
location of suboccipital part of vertebral artery
passes over groove for vertebral a on C1 posterior arch to enter foramen magnum
location of cranial part of vertebral artery
right and left join in foramen magnum to form basilar a
the vertebral artery will enter the transverse foramen at what level?
C6
name the 4 branches of the thyrocervical trunk
- inferior thyroid a
- ascending cervical a
- suprascapular a*
- transverse cervical a*
name 2 veins of the root of the neck
- external jugular v
- anterior jugular v
location of internal jugular vein
- deep to SCM
- terminates at T1