15 Questions
What is the function of the spinal cord?
Serves as a link between the peripheral nervous system and the brain
What structure protects the spinal cord?
Vertebral column, meninges, and cerebrospinal fluid
Where does the adult spinal cord typically end?
L2
What is a contraindication for myelography procedure?
All of the above
Which structure stabilizes the spinal cord in the canal?
Filum terminale
What is found in the subarachnoid space?
Cerebrospinal fluid (CSF)
Where do spinal nerves originate from?
Dorsal and ventral roots
What does a myelogram primarily visualize?
Spinal cord and nerve roots
In what position is a patient typically placed for a myelography procedure?
Prone or seated with lowered head
What is injected into the CSF during a myelography procedure?
Contrast media
Which imaging modality may follow a myelography procedure?
MRI
What is the average volume of contrast media injected into the CSF during a myelography procedure?
5-10 ml
Which structure contains the cell bodies of sensory nerves in the spinal cord?
Dorsal root ganglion
What is the primary function of the ventral rami of spinal nerves?
Supply anterior trunk & limbs
What is the external anatomy of the spinal cord characterized as?
A flattened cylinder 16-18'' long and; 3/4 inch diameter
Test your knowledge of spinal cord radiographic anatomy, procedures, and positioning with this quiz. Learn about the functions of the spinal cord, its relationship with the peripheral nervous system and brain, and how it is protected by the vertebral column and ligaments.
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