Posterior Triangle And Root Of The Neck Flashcards
Purple Arrow
Supraclavicular Nerve(s)
Purple Arrow
Costocervical trunk
Posterior Triangle of the neck boundaries
- Posterior border of sternocleidomastoid,
- anterior border of trapezius
- middle 1/3 of clavicle
Splenius capitis muscles run from the ______ -> _________
cervical vertebrae to the skull
Blue Arrow:
Thyrocervical trunk
Nerves that run through the root of the neck
- Vagus (CN X)
- Reccurent laryngeal
- phrenic
- cervical sympathetic trunk
Green Arrow:
Suprascapular artery
Green Dot
Mastoid Process
Red Arrow:
Distal subclavian artery
Green Arrow:
Vertebral artery (through transverse foramen of cervical vertebrae except C7)
What structure run through the scalene gap?
- Subclavian artery
- Brachial Plexus
Green Arrow:
Vagus (CN X)
Green dot:
splenius capitis
Longus Coli Origin -> Insertion
Upper thoracic/ Lower cervial vertebral bodies and middle cervical transverse process -> upper cervical vertebral bodies
Green Arrow
External jugular vein
Veins of the posterior triangle:
- External juglar vein
- posterior auricular vein
- posterior division of the retromandibular vein
- drains into subclavian vein
Blue Arrow
Great Auricular nerve
Longus Capitis Origin -> insertion
middle cervical transverse processes -> occipital bone
Green Circle
Nerve point of the neck
Blue Arrow
Subclavian Artery
Purple Arrow
Dorsal Scapular Artery
Red Arrow
Scalenes
Red Arrow
Transverse Cervical nerve
The posterior division of the retromandibular vein drains to the:
external jugular vein
Red Dot
Mandible
Green Arrow
lesser occipital nerve
Red Arrow
Clavicle
Arteries that come off of the subclavian atery in the root of the neck
- vertebral artery
- internal thoracic atery
- thyrocervical trunk
- costocervical trunk
- Dorsal Scapular artery
Which muscle of the posterior triangle of the neck runs in a different direction from the rest?
Inferior belly of omohyoid
Longus Capitis innervation
Cervical anterior rami