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Anterior Cervical Triangle
Anterior Cervical Triangle
16
Medical
Graduate
09/06/2010

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Cards

Term
subtriangles of anterior cervical triangle
Definition
submental, submandibular, carotid, and muscular triangles
Term
boundaries of submental triangle, what's in it?
Definition
body of hyoid and 2 anterior digastric bellies

contains submental lymph nodes, ant. jugular vv. start here
Term
boundaries of submandibular triangle, what's in it?
Definition
inferior border of mandible and 2 bellies of digastric m

contains submandibular gland, submandibular lymph nodes, CN XII, and submental a.
Term
boundaries of carotid triangle, what's in it?
Definition
anterior border of SCM, superior belly of omohyoid, and posterior belly of digastric m.

contains division of common carotid into int. and ext. carotid, IJV, deep cervical nodes w/ IJV
Term
boundaries of muscular triangle, what's in it?
Definition
between anterior border of SCM, superior belly of omohyoid, and midline

contains infrahyoid mm. and cervical viscera
Term
superior thyroid artery
Definition
1st anterior branch off ext. carotid. supplies larynx and thyroid
Term
lingual a.
Definition
2nd anterior branch off ext. carotid a.

passes deep to the free border of the hyoglossus m. to tongue
Term
ascending pharyngeal a.
Definition
only medial branch of ext. carotid a.

passes between the pharynx and the styloid process mm
Term
occipital a.
Definition
1st posterior branch of ext. carotid a.

runs deep to inf. border of the post. belly of the digastric m., then medial to the mastoid process to the occipital region
Term
Horner's Syndrome
Definition
lesion of cervical sympathetic trunk

ptosis, miosis, and anhydrosis
Term
thyroid: what vertebral level, location
Definition
C7... located deep to the sternohyoid and sternothyroid
Term
boundaries of posterior cervical triangle and nerve innervations
Definition
posterior border of SCM, anterior border of trapezius m., middle third of clavicle
I: accessory n. and cervical plexus
Term
suboccipital triangle
Definition
boundaries: obiquus capitis superior and inferior and rectus capitis posterior major mm.

contains vertebral a. and dorsal ramus of C1 (suboccipital n.)
Term
what muscle divides the subtriangles of the posterior cervical triangle?
Definition
inferior belly of omohyoid m.
Term
how can you control bleeding of upper extremity?
Definition
pressure against first rib, cut off subclavian a.
Term
what muscle divides the subclavian a. into three parts
Definition
anterior scalene m.
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