Cervical Triangles of the Neck

Question 1

Contents of digastric triangle

Answer 1

submandibular gland & CN XII

Question 2

Carotid Triangle

Answer 2

Superiorly- posterior belly of digastric
Posteriorly-anterior border of Sternocleidomastoid
Inferiorly-superior belly of omohyoid

Question 3

content of carotid triangle

Answer 3

common carotid artery, internal jugular vein, vagus n, hypoglossal n, ansa cervicalis C1-3

Question 4

muscular triangle

Answer 4

superiorly-superior belly of omohyoid
laterally-anterior border of sternocleidomastoid
medially-anterior midline of neck

Question 5

content of muscular triangle

Answer 5

infrahyoid muscle, trachea, thyroid and parathyroid glands

Question 6

occipital triangle

Answer 6

inferiorly - inferior belly of omohyoid
anteriorly-posterior border of sternocleidomastiod
posteriorly- anterior border of trap

Question 7

content of occiptial triangle

Answer 7

CN XI and occiptal artery

Question 8

supraclavicular triangle

Answer 8

superiorly - inferior belly of omohyoid
anteriorly- Sternocleidomastoid
interiory-clavicle

Question 9

contents of supraclavicular

Answer 9

subclavian artery and vein

roots/trunks of brachial plexus

Question 10

submental triangle

Answer 10

inferiorly-hyoid bone
laterally-anterior bellies of digastric
floor-myohyoid

Question 11

content of submental

Answer 11

lymph nodes

Question 12

Digastric Triangle

Answer 12

superiorly-inferior border of mandible
inferiorly-posterior belly of digastric
anteriorly-anterior belly of digastric