Terms in this set (48)
how many pairs of spinal nerves?
which spinal nerves exit above corresponding vertebrae?
which spinal nerves exit below corresponding vertebrae?
which foramen connects the lateral ventricle to the 3rd ventricle?
which foramen is lateral in the 4th ventricle? how many?
which foramen is medial in the 4th ventricle? how many?
CSF has ___ exits from flow?
foramen of monro
which bony structure is a site of infection? what vein passes thru?
cavernous sinus, internal jugular
which arteries create watershed areas? from which artery do they branch off?
motor neurons for flexion are ___ in the ventral horn
motor neurons for extension are __ in the ventral horn
motor neurons for distal muscles are located ___ in the ventral horn
motor neurons for proximal muscles are located ___ in the ventral horn
where are the cell bodies of primary sensory neurons?
dorsal root ganglion
what type of neuron is added in the flexor withdrawl reflex?
which area of the spinal cord has more white matter?
which area of the spinal cord has more gray matter compared to white matter?
what is the one motor tract called?
corticospinal (cross at brain stem)
what are the 3 sensory tracts called?
spinothalamic, posterior columns, spinocerebellar
which tract is uncrossed?
which tract transmits pain/temperature?
spinothalamic (cross at cord lvl)
which tract transmits conscious proprioception and stereognosis?
posterior columns (cross at brain stem)
what sense is carried by all tracts?
which tract transmits unconscious proprioception?
spinothalamic and posterior columns terminate at ___
thalamus and cerebral cortex
spinocerebellar tract terminates at ___
corticospinal tract terminates at ___
which tract crosses almost immediately upon entering the spinal cord?
where does the posterior column cross?
where is the lesion if the left body but right face is affected?
what is the cushings triad?
HTN, bradycardia, irregular respirations
LMN lesion affects which part of the face? example?
upper+lower, bells palsy
UMN lesion affects which part of the face? example?
only lower, stroke
Basal Ganglia nuclei?
lenticular nucleus (anatomic)
Makes up the lenticular nuclei?
makes up the striatum?
tracts that descend?
tracts that ascend?
Central cord lesion?
"man in a barrel"
upper limbs > lower limbs
anterior spinal artery syndrome?
position sense only thing left
Brown sequard (cord hemisection)?
ipsi loss of motor and pos/vib
contra loss of pain and temp