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Muscles- action 4
Actions of muscles 4
16
Anatomy
Undergraduate 1
02/16/2012

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Cards

Term
Internal intercostal
Definition
depress ribs
Term
External intercostal
Definition
elevate ribs
Term
Diaphragm
Definition
inspiration
Term
Quadratus Lumborum
Definition
trunk lateral bending
Term
Intertransversaii
Definition
neck & trunk lateral bending
Term
Interspinale
Definition
neck & trunk extension
Term
Transversospinalis
Definition
bilaterally: extends neck & trunk
Unilaterally: rotate neck & trunk to opposite side
Term
Transverse abdominis
Definition
compression of abdomen
Term
Internal oblique
Definition
bilaterally: trunk flexion; compression of abdomen
unilaterally: lateral bending; rotation to same side
Term
External oblique
Definition
bilaterally: trunk flexion; compression of abdomen
unilaterally: lateral bending rotaion to opposite side
Term
Rectus abdominis
Definition
trunk flexion: compression of abdomen
Term
Splenus cervicis
Definition
bilaterally: extends neck
unilaterally: rotates & laterally bend the neck to same side
Term
Splenius capitis
Definition
bilaterally: extends head and neck
unilaterally: rotates & laterally bend face to the same side
Term
Erector spinae
Definition
bilaterally: extends neck & trunk
unilaterally: laterally bends neck & trunk
Term
Scalenes
Definition
bilaterally: assists in neck flexion
unilaterally: neck lateral bending
Term
Sternocleidomastoid
Definition
bilaterally: flexes neck, hyperextends head
unilaterally: laterally bends the necks roates face to the opposite side
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