Flashcards
The Spinal Cord
Cards in this deck (33)
- 1The Length of Spinal Cord17->18 inches ; continuous of brainstem
- 2The Development of Spinal Cordvertebrae bones grow first, then spinal cord
- 3Cauda Equinaponytail like nerves at the end of spinal cord (horse tail)
- 4An injury to the spinal cord...cant regrow or heal
- 5Dura Materouter most meninges
- 6Arachnoid Matermiddle meninges
- 7Pia materthe lowest most meninges
- 8Subarachnoid spacebetween Arachnoid Mater and Pia Mater; cerebrospinal fluid found here
- 9Gray Matter"H area", dark in color
- 10Posterior hornssensory neurons are located here; axons of neurons; same interneurons
- 11Anterior hornsmotor neurons are located here; cell bodies of neurons; same interneurons
- 12Lateral hornsfor autonomic nervous systems
- 13Intermediate zonenothing but interneurons
- 14CommissuresCrossing between left and right
- 15White Mattersurrounds "H" area, columns
- 16FuniculiCollumns
- 17Posterior funiculusContains posterior median sulcus
- 18Lateral funiculussides
- 19Anterior funiculus2; contains anterior median fissure
- 20Sensory Nerve (afferent)Towards CNS
- 21Motor nerve (efferent)away from CNS
- 22Mixed nerve (association)both towards and away CNS (all spinal nerves)
- 23Cervical nerves1 -> 8 gaps
- 24Thoracic nerves9 -> 20 gaps
- 25Lumbar nerves5 gaps
- 26Sacral nerves5 gaps
- 27Coccygeal1 gap
- 28There are __ pairs of spinal nerves31
- 29Dorsal rootwhen the spinal nerve splits, back one, sensory
- 30Ventral rootwhen the spinal nerve splits, front one, motor
- 31Dorsal root ganglioncontains the cell bodies of the sensory nerve
- 32Mixed nerveswhere the two roots meet
- 33Ramivery large branch right off the spinal cord
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- Flashcards on The Spinal Cord, created by Samuel Bohannon on 15/01/2018.
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- Samuel Bohannon
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