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Questions and Answers
What is the terminal part of the spinal cord called?
What is the terminal part of the spinal cord called?
- Brachial plexus
- Cauda equine
- Conus medullaris (correct)
- Foramina magnum
Where does the spinal cord end in adults?
Where does the spinal cord end in adults?
- Between L2 & L3
- Between L1 & L2 (correct)
- At the level of S1
- At the level of L1
What structures contribute to the cervical bulging of the spinal cord?
What structures contribute to the cervical bulging of the spinal cord?
- Brachial plexus (correct)
- Pia mater
- Dura mater
- Lumbosacral plexus
Which part of the body resembles the horse tail and has extending nerve fibers?
Which part of the body resembles the horse tail and has extending nerve fibers?
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What is the length of the spinal cord?
What is the length of the spinal cord?
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Study Notes
The Spinal Cord
- The terminal part of the spinal cord is called the conus medullaris.
- In adults, the spinal cord ends at the level of the first or second lumbar vertebra.
- The cervical enlargement of the spinal cord is caused by the greater number of nerve fibers that supply the upper limbs.
- The cauda equina consists of nerve roots extending from the conus medullaris which resemble a horse's tail.
- The spinal cord is roughly 43-45 cm long.
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Description
Learn about the structure and features of the spinal cord, including its location, beginning and ending points, conus medullaris, and cauda equina. Understand the significance of the spinal cord's inferior part of the central nervous system.
