Structure Of Spinal Cord
13 Questions
| Total Attempts: 281
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Questions and Answers
- 1.16-18" long; locatged within the vetebral canal; ends between teh 1st 7 2nd lumbar vetebrae; consists of 31 segements; branches of tehse spinal nerves connect teh CNS with different parts of the body
- A.
Spinal cord
- B.
Brain stem
- C.
Certebral ispadonota
- 2.How many cervical cranial nerves
- A.
12 pair
- B.
5 pair
- C.
8 pair
- 3.Thoracic canial nerves
- A.
8 pair
- B.
12 pair
- C.
5 pair
- 4.Lumbar cranial nerves
- A.
5 pair
- B.
8 pair
- C.
12 pair
- 5.Sacral cranial nerves
- A.
5 pairs
- B.
12 pairs
- C.
8 pairs
- 6.Coccygeal cranial nerves
- A.
5 pairs
- B.
1 pair
- C.
12 pairs
- 7.The conical end of the spinal cord
- A.
Conus medullaris
- B.
Filum terminale
- C.
Cauda equina
- 8.Non-nervous tissue, mostly pia mater; arises from the conus medullaris, extends doward adn attaches to the coccyx to support the spinal cord
- A.
Conus medullaris
- B.
Filum terminale
- C.
Cauda equina
- 9.A group of spinal nerves at the lower end of the spinal cord (lumber nerves 3,4,5 + pairs of sacral nerves + 1 pr of coccygeal nerves); resembles horse tail
- A.
Conus medullaris
- B.
Filum terminale
- C.
Cauda equina
- 10.canal at the center of the spinal cord; connected to the 4th ventricle of the brain; contains CSF
- A.
Central canal
- B.
Spinal membrane
- C.
Spinal canal
- 11.White matter surrounds the cental core (gray matter) of the spinal cord; white matter is divided into anterior, posterior and lateral columns (funiculi)
- A.
Central canal
- B.
Spinal membrane
- C.
Spinal membrane
- 12.Contain bundles of myelinated nerve fibers thaqt constitute ascending and descending tracts
- A.
Funiculi
- B.
Axons
- C.
Myelin
- 13.Gray matter contains anterior, posterior and lateral horns
- A.
True
- B.
False
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