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Nervous System
ascending, descending tracts of the cns and pns
8
Anatomy
Undergraduate 3
12/16/2010

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Cards

Term
What are the ascending tracts of the CNS?
Definition

Dorsal White column: Fasiculus gracilis, fasiculus cuneatus

Dorsal Spinocerebellar, Ventral Spinocerebellar, Lateral Spinothalamic, Medial Spinalthalamic

Term
What are the Descending Tracts of the CNS?
Definition
Lateral reticulospinal, lateral corticospinal, rubrospinal, medial reticulospinal, ventral corticospinal, vestibulospinal tectospinal
Term
Two parts of Dorsal White column
Definition

Fasiculus Gracilis--> sensory axons from lower limb

Fasiculus Cuneatus--> sensory axons from Upper Limb

Term
What connects the 3rd and 4th ventricles?
Definition
The cerebral aquiduct
Term
[image]
Definition
9 is 4th ventricle
Term
What is a myoepithelial cell?
Definition
A type of cell that gets excited wi/ an action potential only it squeezes the axon. 
Term
What are the three layers of the meninges?
Definition
Pia Mater, Arachnoid Mater, Dura Mater
Term
What area of the meninges is the arteries, veins and CSF in?
Definition
The Subarachnoid layer.
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