Anatomy - Back and Spine Flashcards
What nerve supplies the intrinsic back muscles?
Posterior rami branches
Name the extrinsic back muscles
Trapezius
Levator scapulae
Rhomboids
Latissimus dorsi
Name the intrinsic back muscles
Erector spinae (superficial) Transversospinalis (deep)
Strain of what muscle is one of the most common cause of lower back pain?
Erector spinae
What passes through the transverse foramen in cervical vertebrae?
Arteries
Most cervical vertebrae have bifid spinous processes apart from which ones?
C1 - no body OR spinous process
C7 - vertebrae prominens - first one you can feel
What is the other name for the dens on the axis (C2) that allows the head to rotate?
Odontoid process
Where do the anterior and posterior rami pass through in the sacrum?
Multiple anterior and posterior sacral foraminae