Which ligament lies on the posterior side of the vertebral bodies?
Posterior longitudinal ligament
100
What muscle group originates on the transverse processes of C2-C7, inserts on ribs 1 and 2, and assists with breathing by elevating the 1st and 2nd ribs?
Scalenes
100
What pelvic motion results from contraction of the abdominal muscles?
Posterior tilt
100
An abnormal spinal curve visible in the frontal plane is called...
Scoliosis
200
What 2 bones articulate to form a vertebral facet joint?
inferior articular facet of a superior vertebra with the superior articular facet of the inferior vertebra
200
Which ligament limits flexion of the spine and is NOT one continuous structure from the cervical to lumbar vertebrae?
Interspinous ligament
200
What is the origin of the rectus abdominus?
Pubic symphysis
200
All 3 muscles in the erector spinae group do what motions?
Extension of the trunk and neck; lateral flexion of the trunk and neck
200
Kyphotic spinal curves are located in what 2 regions of the vertebral column?
Thorax and sacrum
300
The most central portion of the intervertebral disc is called the ...
Nucleus pulposus
300
What ligament restricts extension of the spine?
Anterior longitudinal
300
Name the 3 attachment points of the SCM muscle
Manubrium of the sternum, medial clavicle, mastoid process
300
What is the only muscle in the erector spinae group that extends the head?
Longissimus
300
A herniated disc is caused by damage to what part of the intervertebral disc?
Annulus fibrosus
400
A spinal joint's axis of rotation for flexion and extension is located through the...
Posterior aspect of the annulus fibrosus
400
The intertransverse ligaments restrict...
Contralateral lateral flexion
400
What muscle inserts on the posterior portion of the iliac crest and elevates the ipsilateral pelvis?
Quadratus lumborum
400
The right splenius capitis muscle does what transverse plane function?
Rotation of the head to the right
400
The facet joint angle in the cervical region allows motion to occur freely in what plane(s)?
Frontal and transverse
500
What are the bones that make up the articulation between C1 and the skull?
superior articular facets of C1 and the occipital condyles of the skull
500
What ligament is located between the spinous process of C7 to the external occipital protuberance of the skull?
Nuchal ligament
500
What muscle inserts into the abdominal aponeurosis and has a primary function of compressing the abdominopelvic cavity?
Transverse abdominis
500
The 3 muscles in the transversospinalis muscle group all do what 3 motions?
Extension of the trunk and neck; lateral flexion of the trunk and neck;contralateral rotation of the trunk and neck
500
The right and left sides of the abdominal aponeurosis meet at the ...