MRI Procedures spine
Terms
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copy deck
- What/where are the 2 parts of an intervertebral disk?
-
Nucleus pulposis - central
Anulus fibrosis - outer - What/where is the conus medullaris?
- Most inferior part in cord L1/L2
- What/where is the cauda equina?
- horses tail - grouping of nerves at conus
- What do the dorsal roots control?
- afferent (sensory) SAD
- What do the ventral roots control?
- Efferent - motor
- Where is the vertebral prominens located?
- C7
- What is myelopathy?
- Spinal cord disease and problems such as herniated nucleus pulposis
- What is radiculopathy?
- nerve root problem (numbness, pain in extremity)
- What does the T1W visualize?
- vertebral bodies, CSF space, disk for structural abnormalities
- What is the SI for normal and degenerative disks on a T2W image?
-
normal - high
degenerative -low