Muscles Of Head And Neck Flashcards
What is the action of the Sternocleidomastoid?
Flexes heads and turns it side to side
What muscle flexes head and turns it side to side?
Sternocleidomastoid
Where might you find the Sternocleidomastoid?
Rope-like muscle running at an angle at sides of neck
What is the action of the Splenius Capitis?
Extends and rotates head
What muscle extends and rotates head?
Splenius Capitis
Where might you find the Splenius Capitis?
Muscle running along neck to trunk
Where might you find the Levator Scapulae?
Cervical vertebrae to upper medial border of scapula
What is the action of the Levator Scapulae?
Rotates and elevates Scapula, helps bend neck laterally
What muscle rotates and extends Scapula?
Levator Scapulae
What is the action of the Trapezius?
Rotates inferior angle of Scapula laterally, raises shoulder, draws Scapula backwards
What muscle draws Scapula backwards, rotates inferior angle of scapula laterally?
Trapezius
What is the action of the Masseter?
Raises lower jaw
What muscle raises lower jaw?
Masseter
Where might you find the Trapezius?
Kite shaped muscle, upper back.
Where might you find the Masseter?
From Zygomatic arch to Mandible
