Spinal cord Flashcards
What structure
Cervical enlargement
What structure
Cervical enlargement
What structure
Lumbar enlargement
What structure
Lumbar enlargement
What structure
Conus medullaris
(termination of spinal cord [at around lumbar vertebrae 1 & 2])
What structure
Cauda equina
(bundle of spinal nerves exiting from conus medullaris)
What structure
Spinal cord
(in vertebral foramen [neural canal] through vertebrae)
What structure
Spinal cord
What membrane
Dura mater
What membrane
Arachnoid mater
What membrane
Pia mater
(clinging tightly to surface of spinal cord)
What fluid filled space
Subarachnoid space
What structure
Ventral root
What structure
Dorsal root
What structure
Dorsal root ganglion
What structure
Spinal nerve
(at convergence of dorssal and ventral root)
What opening
Central canal
(connects to central canal within medulla oblongata of brain stem)
What structure
Anterior gray commissure
What structure
Posterior gray commissure
What structure
Anterior white commissure
What structure
Posterior white commissure
What structure
Posterior (dorsal) gray horn
(composed of gray matter)
What structure
Anterior (dorsal) gray horn
(composed of gray matter)
What structure
Anterior (ventral) funiculus
(anterior column)
(composed of white matter)
What structure
Lateral funiculus
(lateral column)
(composed of white matter)
What structure
Posterior (dorsal) funiculus
(posterior column)
(composed of white matter)
What structure
Fasciculus gracilis
(medial portion of posterior column)
What structure
Fasciculus cuneatus
(lateral portion of posterior column)
What groove
anterior median fissure
What groove
Posterior median sulcus
What membrane
Dura mater
What membrane
Arachnoid mater
What membrane
Pia mater
(clinging tightly to surface of spinal cord)
What structure
Ventral root
What structure
Dorsal root
What structure
Dorsal root ganglion
What structure
Spinal nerve
(at convergence of dorsal and ventral root)
