Sections of the Spinal Cord Flashcards
Where does the spinal cord end in adults?
L2
Consider the size and shape of white and grey matter regions.
Cervical Way more white matter than grey
Thoracic Has the transverse horn
Lumbar About the same amount of White & Grey matter
Sacral Way more white than Grey
Which aspect of the spinal cord receives sensory nerve fibres?
Dorsal horn
From which aspect of the spinal cord do motor nerve fibres project?
Ventral horn
Why does the size of the ventral grey horn vary along the spinal cord (most noticeably in cervical and lumbar regions)?
To supply the brachial plexus & lumbar plexus respectively – motor supply to upper limbs
What is the name of the hole in the middle of the spinal cord and what does it contain?
Central Canal