Action Flashcards
What is the action for latissimus dorsi
Extend, aDduct, medically rotate the humerus
What is the action for rhomboid minor
Retracts the scapula, rotate to depress glenoid cavity
What is the action for rhomboid major
Retracts the scapula, rotate to depress glenoid cavity
What is the action for levator scapulae
Elevate the scapula
What is the action for splenius capitis
Bilaterally: Extend the head and neck
Unilaterally: laterally flex the head and neck
What is the action for splenius cervicis
Bilaterally: Extend the head and neck
Unilaterally: laterally flex the head and neck
What is the action for serratus posterior superior
Elevate the ribs
What is the action for serratus posterior inferior
Depress the ribs
What is the action of iliocostalis cervicis
Bilaterally: extend the spine
Unilaterally: laterally flex the spine
What is the action of iliocostalis thoracis
Bilaterally: extend the spine
Unilaterally: laterally flex the spine
What is the action of iliocostalis lumborum
Bilaterally: extend the spine
Unilaterally: laterally flex the spine
What is the action of longissimus capitis
Bilaterally: extend the head
Unilaterally: laterally flex the head
What is the action of longissimus cervicis
Bilaterally: extend the spine
Unilaterally: laterally flex the spine
What is the action of longissimus thoracis
Bilaterally: extend the spine
Unilaterally: laterally flex the spine
What is the action of spinalis cervicis
Bilaterally: extend the cervical and thoracic spine
Unilaterally: laterally flex the cervical and Thoracic spine
What is the action of spinalis thoracis
Bilaterally: extend the cervical and thoracic spine
Unilaterally: laterally flex the cervical and Thoracic spine
What is the action of rotatores
Extend and rotates the spine, proprioception
What is the action of Multifidus
Extend the spine
Laterally flex the spine to the same side
Rotate the spine to the opposite side
What is the action of semispinalis capitis
Bilaterally: extend the cervical and thoracic spine and head
Unilaterally: laterally flex the cervical and thoracic spine and head
What is the action of semispinalis cervicis
Bilaterally: extend the cervical and thoracic spine and head
Unilaterally: laterally flex the cervical and thoracic spine and head
What is the action of semispinalis thoracis
Bilaterally: extend the cervical and thoracic spine and head
Unilaterally: laterally flex the cervical and thoracic spine and head
What is the action of rectus capitis posterior major
Posture
What is the action of rectus capitis posterior minor
Posture
What is the action of the obliquus capitis superior
Posture
What is the action of the obliquus capitis inferior
Rotates atlas
What is the action for trapezius
Descending: elevate scapula
Middle: retract scapula
Ascending: depress scapula
What is the action of sternocleidomastoid
Extend head
Laterally flex to same side
Rotate to opposite side
Helps with breathing when fixed
What is the action of scalene
Bilaterally: flex neck
Unilaterally: laterally flex to same side
*elevate ribs
