review? Flashcards
what separates the spine in halfs
ant med fissure
post med sulcus
what gray horn is present only in the thoracic and upper lumber spine
Lateral
spinothalamic tract is ascending or descending?
ascending
corticospinal is ascending or descending?
descending
what nerve innervates the diaphragm
phrenic C3,4,5 keeps pt alive
what spinal nerves are called the intercostal nerves?
T2-T11
how long does it take to damage brain cells without O2
4 min
What supplies the circle of wilis with blood
internal carotids
where is the CSF produced
Corriod plexus
where is CSF reabsorbed
Arachniod vili
where is the hypothalamus, thalamus and the pineal gland located
diencephalon
where in the brainstem is CN 3 and 4 located
midbrain
loss of this neuron can lead to Parkinson’s
substantia nigra
what part of the brain does proprioception and equilibrium
cerebellum
what connects the right and left spheres of the brain
corpus callosum
what a re the layers of the cerebrum
Cortex
basal ganglia
folds in the cerebeum are called
gyri
the grooves are called
sulci
promary somato sensory area
postce
What specialized area controls speech
broachas speech area
what is known as the emotional part of the brain
limbic system
what is the name of CN 8
vestibulocochlear or acoustic
what CN covers taste
7 and 9
what CN controlls movement of the tongue
12 hypoglossal
what spinothalamic tract
1) Light touch sensation
2) Deep pressure sensation
Anterior
What Spinothalamic tract?
1) Pain Sensation
2) Temperature (hot vs cold) sensation
Lateral
That regulates Temp
Hypothalamus
what neurotransmitter does the sympathetic division release
epinephrine and norepinephrine
what neurotransmitters does the ANS release
acetylcholine (ACh) or norepinephrine (NE)
Sympathetic division extends from that spinal cord segments
T1-L2
Axons in the S division synapse with post ganglionic neurons at what
a sympathetic trunk ganglion
graphethesia is part of what sensory
cortical
what special tests are done durring a neuro exam
brudzinski
kernig
nuchal rigidity