Spinal cord
At spinal cord segment number ---- a transition point occurs where the nerves now exit ---- the C7 vertebra and above T1
C8, below
The spinal cord begins at the level of the —— and ends at the —— between lumbar vertebrae—— and ——
Foreman magnum, conus medullaris, 1 & 2
In sensory ganglia, there are no —— because the cells are —— But there ARE synapses in —— ganglia
Synapses, pseudo unipolar , autonomic
Which segments of the spinal cord contain preganglionic sympathetic neurons
T1-L3
What cranial nerves have a Parasympathetic component
3, 7, 9, 10
What are the 31 pairs of nerve roots in the spinal cord
8 cervical 12 thoracic 5 lumbar 5 sacral 1 coccyx
nucleus of clarke
?
The spinal nerves exit the vertebral canal ---- their corresponding vertebrae for segment numbers ---- to ----
Above, C1-C7
The neurotransmitter used in parasympathetic postganglionic neurons is
Acetylcholine
The neurotransmitter used in preganglionic neurons is
Acetylcholine
Transmitter use in sympathetic postganglionic neurons is
Norepinephrine
substantia gelatinosa
the dorsal region of the spinal cord where pain fibers synapse with sensory nerves
The spinal cord is located in the vertebral canal
vertebral canal