| Question |
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| Answer |
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| compression of abdominals |
common action of abdominals |
| deepest of abdomminals |
transverse abdominus |
| most superficial abdominal |
external oblique |
| actions of lumbar spine |
flexion, rotation, extension, lateral flexion |
| Transversospinalis muscles |
Multifides, rotatores, semispinalis |
| only erector muscle that has a lumbar region |
Illiocostalis |
| insertion of serratus posterior superior |
ribs 2-5 |
| action of serratus posterior superior |
elevate ribs |
| vessels that pass thru diaphragm |
inf. vena cava, esophagus, vagus nerve, phrenic nerve, aorta |
| most superficial back muscle |
trapezius |
| deepest back muscles |
erector spinae |
| muscles on back superficial to deep |
trap, rhomboids, serratus PS, erector |
| action of psoas |
flex and lateral rotate |
| action of QL |
extension, lateral flexion |
| required for quiet breathing |
diaphragm |
| muscles that form abdominal sheath |
Transv. Abdominus, Internal Oblique, External Oblique |
| only abdominal not attached to abdominal sheath |
rectus abdominus |
| attachments for Psoas |
T.P. of lumbar vertebrae, lesser trochanter |
| most lateral of erector |
Illiocostalis |
| innervation of deep back muscles |
dorsal rami |
| muscles that attach to the iliac crest |
ext. oblique, int. oblique, erector, QL |
| innervation of Abs and intercostals |
Thoracic nerves |
| muscles that flex vertebral column |
rectus abdominus & psoas |
| attachment of splenius capitus |
occiput |
| number of vertebrae in adult vertebral column |
26 |
| primary curves of spinal column |
thoracic, sacral |
| increase in lumbar curve |
lordosis |
| opening where the spinal cord passes thru vertebral column |
vertebral foramen |
| opening where spinal roots pass thru vertebrae |
intervebral foramen |
| outer fibrous portion of intervertebral disc |
annulus fibrosis |
| which vertebrae doesn't have a spinous process |
c1 |
| tooth-like process projecting from atlas |
dens |
| most superficial muscle of back |
trap |
| bandage muscle |
splenius |
| most medial of erectors |
spinalis |
| gutter between spinous process and transv. process |
laminar groove |
| originates on iliac crest & inserts into 12th rib |
QL |
| suboccipital muscle that doesn't attach to the occiput |
Obliq. Cap inferior |
| artery found insuboccipital triangle |
vertebral |
| outermost covering of spinal cord |
dura mater |