Neck Anatomy

Question 1

Anterior triangle of neck

Answer 1

Anterior border of the Sternocleidomastoid
Lower border of mandible
Anterior midline

Question 2

Sub triangles of anterior triangle divided by the digastric muscle above and the omohyoideus (venter superior) muscle below the hyoideum bone

Answer 2

Muscular triangle
Carotid triangle
Submandibular/digastric triangle
Submental triangle

Question 3

Contents of the anterior triangle

Answer 3

Digastric triangle - Submandibular gland, Submandibular nodes, Facial vessels, Hypoglossal nerve

Muscular triangle - Strap muscles, External jugular vein

Carotid triangle - Carotid sheath (Common carotid, vagus and internal jugular vein), Ansa cervicalis