Boundaries Of The Triangles Of The Neck Flashcards
What are the boundaries of the anterior triangle?
SCM, mandible, anterior midline
What are the boundaries of the occipital triangle?
Trapezius, SCM, inferior belly of omohyoid
What muscles make up the floor of the occipital triangle?
Scalenius anterior Scalenius medius Scalenius posterior Levator scapulae Splenius capitis
What are the boundaries of the supraclavicular (subclavian) triangle?
SCM, inferior belly of omohyoid, clavicle
What muscle forms the floor of the supraclavicular triangle?
Scalenius anterior
What are the boundaries of the digastric (submandibular) triangle?
Inferior margin of mandible, posterior and anterior bellies of the digastric muscle
What muscle forms the floor of the digastric triangle?
Mylohyoid, hyoglossus
What are the boundaries of the carotid triangle?
Posterior belly of the digastric, superior belly of the omohyoid, SCM
What are the boundaries of the submental triangle?
Anterior bellies of the left and right digastric, hyoid bone
What muscles make up the floor of the submental triangle?
Mylohyoid muscles
What are the boundaries of the muscular triangle?
Superior belly of the omohyoid, SCM, midline from sternum to hyoid
What muscles make up the floor of the muscular triangle?
Superficial:
Sternohyoid, omohyoid
Deep:
Thyrohyoid, sternothyroid
What are the boundaries of the posterior triangle?
Trapezius, SCM, clavicle
