Lab practical one Kin 312

External oblique m.
Unilateral: ipsilateral flexion of the trunk at
the intervertebral j.; contralateral rotation of
the trunk at the intervertebral j.
Bilateral: flexion of the trunk at the
intervertebral j.

Semispinalis cervicis m.

Unilateral: ipsilateral flexion and contralateral rotation of
the neck at the cervical intervertebral j.
Bilateral: extension of the neck at the cervical
intervertebral j.

Semispinalis thoracis m.

Unilateral: ipsilateral flexion and contralateral rotation of
the thoracic spine at the thoracic intervertebral j.
Bilateral: extension of the thoracic spine at the thoracic
intervertebral j.

Multifidus m.
Unilateral: ipsilateral flexion and contralateral rotation of
the lumbar spine at the lumbar intervertebral j.
Bilateral: extension of the lumbar spine at the lumbar
intervertebral j

Quadratus lumborum m.

Unilateral: ipsilateral flexion of the trunk
at the intervertebral j.

Semispinalis capitis m.

Unilateral: ipsilateral flexion of the head at the cervical
intervertebral j.; contralateral rotation of the head at the
atlantoaxial j.
Bilateral: extension of the head at the atlantooccipital j.

Iliopsoas m.

Unilateral: ipsilateral flexion of the trunk
at the intervertebral j. (with femur fixed)
Bilateral: flexion of the trunk at the
intervertebral j. (when supine)

Internal obliques m.

Unilateral: ipsilateral flexion of the trunk at the
intervertebral j.; ipsilateral rotation of the trunk
at the intervertebral j.
Bilateral: flexion of the trunk at the
intervertebral j

Rotatores Longi/Breves m.

Unilateral: contralateral rotation of the thoracic spine at
the thoracic intervertebral j.
Bilateral: extension of the thoracic spine at the thoracic
intervertebral j.

Sternocleidomastoid m.

Uni: Ipsilateral flexion of the head at the cervical intervertebral j.; contralateral rotation of the head at the alantoaxial j.

Bi: Extension of the head at the alantooccipital j.

Longus capitis m.

Uni: Ipsilateral flexion of the head at the cervical intervertebral j.; Ipsilateral rotation of the head at the alantoaxial j.

Bi: Flexion of the head at the alantooccipital j.

Longus colli m.

Uni: Ipsilateral flexion and rotation of the neck at the cervical intervertebral j.

Bi: Flexion of the neck at the cervical intervertebral j.

Scalenes m.

Uni: Ipsilateral flexion of the neck at the cervical intervertebral j.

Bi: Flexion of the neck at the cervical intervertebral j.

Splenius Capitis m.

Uni: Ipsilateral flexion of the head at the cervical intervertebral j. ipsilateral rotation of the head at the alantoaxial j.

Bi: Extension of the head at the alantooccipital j.

Splenius Cervicis m.

Uni: Ipsilateral flexion and ipsilateral rotation of the neck at the cervical intervertebral j.

Bi: Extension of the neck at the cervical intervertebral j.

Longissimus Capitis m.

Uni: Ipsilateral flexion of the head at the cervical intervertebral j.; ipsilateral rotation of the head at the alantoaxial j.

Bi: Extension of the head at the alantoooccipital j.

Longissimus cervicis m.

Uni: Ipsilateral flexion of the neck at the cervical intervertebral j.

Bilateral: Extension of the neck at the cervical intervertebral j.

Longissimus thoracis m.

Uni: Ipsilateral flexion of the thoracic spine at the thoracic intervertebral j.

Bi: Extension of the thoracic spine at the thoracic intervertebral j.

Spinalis Cervicis m.

Unilateral: Ipsilateral flexion of the neck at the cervical intervertebral j.

Bilateral: Extension of the neck at the intervertebral j.

Spinalis thoracis m.

Uni: Ipsilateral flexion of the thoracic spine at the thoracic intervertebral j.

Bi: Extension of the thoracic spine at the thoracic intervertebral j.

Iliocostalis cervicis m.

Uni: Ipsilateral flexion of the neck at the cervical intervertebral j.

Bi: Extension of the neck at the cervical intervertebral j.

Iliocostalis thoracis m.

Uni: Ipsilateral flexion of the thoracic spine at the thoracic intervertebral j.

Bilateral: Extension of the thoracic spine at the thoracic intervertebral j.

Iliocostalis lumborum m.

Uni: Ipsilateral flexion of the lumbar spine at the lumbar intervertebral j.

Bilateral: Extension of the lumbar spine at the lumbar intervertebral j.

Intertransversarii cervicis m.

Uni: Ipsilateral flexion of the neck at the cervical intervertebral j.

Bi: Extension of the neck at the cervical intervertebral j.

Intertransversarii lumborum m.

Uni: Ipsilateral flexion of the lumbar spine at the lumber intervertebral j.

Bi: Extension of the lumbar spine at the lumbar intervertebral j.

Interspinales cervicis m.

Extension of the neck at the cervical intervertebral j.

Interspinales lumborum m.

Extension of the lumbar spine at the lumbar intervertebral j.

Transverse abdominis m.

Ipsilateral rotation of the trunk at the intervertebral j.