Intrinsic Muscles of the Back Flashcards
What are the actions of the iliocostalis lumborum?
Spine lateral flexion
Spine extension/hyperextension
What are the actions of the iliocostalis thoracis?
Spine extension/hyperextension
What are the actions of the longissimus thoracis?
Spine extension/hyperextension
Spine lateral flexion
What are the actions of the multifidus?
Spine rotation
Spine extension/hyperextension
Spine lateral flexion
What are the actions of the spinalis thoracis?
Spine extension
Spine lateral flexion
What are the actions of the semispinalis thoracis?
Spine rotation
Spine extension
What are the actions of the splenius cervicis?
Cervical spine extension/hyperextension
Cervical spine lateral flexion
Cervical spine rotation
What are the actions of the splenius capitis?
Head and cervical spine rotation
Cervical spine extension/hyperextension
Head and cervical spine lateral flexion
What are the actions of the semispinalis capitis?
Head and cervical spine lateral flexion
Head extension/hyperextension
Head and cervical spine rotation
What are the actions of the longissimus capitis?
Cervical spine extension/hyperextension
Head and cervical spine lateral flexion
What are the actions of the longissimus cervicis?
Cervical spine extension/hyperextension
Cervical spine lateral flexion
What are the actions of the iliocostalis cervicis?
Cervical spine extension/hyperextension
Cervical spine lateral flexion
What are the actions of the posterior cervical intertransversarii?
Cervical spine lateral flexion
What are the actions of the semispinalis cervicis?
Cervical spine rotation
Cervical spine extension/hyperextension
What are the actions of the anterior cervical intertransversarii?
Cervical spine lateral flexion