Clinical Anatomy Flashcards
What are the 4 extrinsic muscles of the back?
Levater Scapulae
Rhomboids
Traps
Lats Dorsi
What is the never supply to the back?
posterior rami
what are the 2 intrinsic muscles of the back?
Erector spinae
Transverospinalis
What are the 3 types of erector spinae muscle?
ilio-costalis
longissimus
spinalis
What movement does the erector spinae facilitate?
extension of the back
what 2 muscles cause flexion of the back?
posts major
rectus abdominis
What is the function of ligament flavum ?
connects laminae to spinal cord
What is found in the intervertebral foramen?
spinal nerves
Where is the facet joint found?
between the articular processes of adjacent vertebrae
What is the facet joint most commonly affected by?
arthritis
Where are intervertebral discs found?
between bodies of adjacent vertebrae
Where is there no intervertebral disc?
C1/C2
What is the outer fibrous ring of the intervertebral discs called?
Annulus fibrosus
What is the origin of the subcostal nerve?
anterior rami of T12
where is the 3rd ventricle located?
midline of diecephalon
what connects the 3rd and 4th ventricle at the midline?
cerebral aquaduct
Where is the 4th ventricle located?
in between cerebellum and pons
where does the spinal cord begin?
foraman magnum
What spinal nerve roots are caudal equina?
L2-Co
What is a special feature of C2 - Axis?
odantoid process
What is a special feature of C1 - Atlas?
no spinous body
what is the function of altanto-axial?
rotation
what is the function of atlanto-occipital?
flexiona and extension of the neck
What muscle flexes the hip?
psoas major
