Cervical Regions/ Triangles Flashcards
1
Q
Sternocleidomastoid Region
A
- Lesser supraclavicular fossa and its contents
- SCM m.
- superior part of external jugular v.
- greater auricular n.
- transverse cervical n.
2
Q
Lesser supraclavicular fossa
A
inferior part of internal jugular v.
3
Q
Posterior cervical region
A
- Trapezius m.
- Cutaneous branches of posterior rami of C/S nerves
- suboccipital region or triangle lies deep to superior part of this region
4
Q
Lateral cervical region (posterior triangle) - contents
A
Occipital triangle and Omoclavicular (subclavian) triangle
5
Q
Occipital Triangle
A
- part of external jugular v.
- posterior branches of cervical plexus of nerves
- spinal accessory n. - CN XI
- trunks of brachial plexus
- cervicodorsal trunk
- cervical lymph node
6
Q
Omoclavicular triangle
A
- Subclavian a. (3rd part)
- part of subclavian v.
- suprascapular a.
- supraclavicular lymph nodes
7
Q
Anterior cervical region (anterior triangle) - contents
A
- submandibular (digastric) triangle
- submental triangle
- carotid triangle
- muscular (omotracheal) triangle
8
Q
Submandibular (digastric) triangle
A
- Submandibular gland almost fills triangle
- submandibular lymph nodes
- hypoglossal n. (CN XII
- mylohyoid n.
- parts of facial a. and v.
9
Q
Submental triangle
A
submental lymph nodes and small veins that unite to form anterior jugular v.
10
Q
Carotid triangle
A
- carotid sheath containing common carotid a. and branches
- internal jugular v. and its tributaries
- vagus n.
- external carotid a. and some branches
- hypoglossal n. CN XII and superior root of ansa cervicalis
- spinal accessory n. CN Xi
- thyroid gland
- larynx
- pharynx
- deep cervical lymph nodes
- branches of cervical plexus
11
Q
Muscular (omotracheal) triangle
A
- sternothyroid and sternohyoid m.
- thyroid and parathyroid glands
