Muscles 1 Flashcards
What is the insertion point of the Sternocleidomastoid?
Mastoid Process
What are the origins of the Sternocleidomastoid?
Manubrium & Clavicle
What is the action of the Sternocleidomastoid?
Lateral flexion, rotation to the opposite side
What is the origin of the Scalenes?
TP C2-C7
Insertion for Scalenes?
Ribs 1-2
Scalenes action?
Lateral flexion, rotation, elevation of the ribs & inhalation
Origin of Longus Capitis?
TP C3-C6
Insertion of Longus Capitis?
Occiput
Action for Longus Capitis?
Lateral flexion, rotation
Splenius: Origin
Ligamentum nuchae, SP C7-T6
Splenius: Insertion
Occiput, mastoid process, TP of upper cervicals
Splenius: Action
Extension, rotation, lateral flexion
Rectus Capitis: origin
SP C1-2
Rectus Capitis: insertion
Occiput
Rectus Capitis: action
Extension, rotation