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Posterior Triangle of the Neck Exam With Complete Solutions Latest Update
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Posterior Triangle of the Neck Exam With CompleteSolutions Latest Update
- Ascending cervical artery
- Transverse cervical artery - A deep branch of this is the Dorsal Scapular artery.
- Suprascapular Artery
-Subclavian Artery
-Thyrocervical Trunk- Contains: inferior thyroid a., transverse cervical a., suprascapular
a., ascending cervical a.
- Ascending cervical artery
- Transverse cervical artery - A deep branch of this is the Dorsal Scapular artery.
- Suprascapular Artery
-Subclavian Artery
-Thyrocervical Trunk- Includes: inferior thyroid a., transverse cervical a., suprascapular
a., ascending cervical a.
Match term
1
What is the OINAA of the Sternocleidomastoid?
2
What are the arteries in or relevant to the Posterior triangle?
3
What is the clinical signficiance of the internal jugular?
4
What is the OINAA of the omohyoid muslce?
Not sure?
, Terms in this set (27)
Original
What are the boundaries and skeletal elements of the neck?
Superiorly- External occipital protuberance, tip of the mastoid process, and inferior
border of mandible.
Inferiorly- Spinous process of C7 vertebra, acromion, clavical and suprasternal notch.
Boundries of the Anterior and Posterior triangles of the neck, and what triangles are
found in each.
Boundires of the Anterior Triangle: Lower jaw, midline, and SCM. It contains: Muscular
Triangle strap muscles, carotid triangle, submental triangle, and submandibular
triangle.
Posterior Triangle: SCM, Trapezius muscle, middle third of clavicle. The omohyoid
inferior belly divides it into the occipital triangle superiorly,
supraclavicular/omoclavicular triangle inferiorly. It is more lateral than posterior
Which muscles pass through the posterior triangle and what are their origins,
insertions, and relations?
Muscle of posterior triangle- SCM, levator scapulae, splenius capitus, scalene muslces,
omohyoid.
OINA of each: see next cards
What is the OINAA of the Sternocleidomastoid?
O: Medial clavicle and manubrium of the sternum
I: Mastoid process
N: Spinal Accessory nerve (CNXI)
A: Rotates the head when used unilaterally, flexes the neck when used bilaterally.
A: Occipital and Superior thyroid arteries
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