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CNS
Tufts D17 Exam V
29
Anatomy
Professional
12/02/2013

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Cards

Term
Where are unipolar nerves
Definition
Dorsal root ganglia
Term
All cells have affront and efferent side
Definition
In vertebrates
Term
dendrites from axons
Definition
Dendrites are branched and axons are small in singular
Term
What is in grey matter
Definition
neuron cell bodies
Term
What is in white matter
Definition
Axons that are white because of myelination
Term
Where is grey matter
Definition
Collects on the surface of the brain and p in the substance of the brain
Term
What are astrocytes
Definition
Interact with neurons. They release gliotransmitters like glutamate and they absorb things from extracellular fluid that affect neuron function
Term
Where do you find astrocytes
Definition
Near blood vessels and they cn regulate local blood flow.
Term
What do ogliodendrocytes do
Definition
Strung along the axon
Term
microglia
Definition
A immune cell of the brain, attacks harmful bacteria
Term
Seven division of brain
Definition
Spinal chord, medulla, pons, cerebellum, midbrain, diencephalon, cerebral hemisphere.
Term
Regions of brainstem
Definition
Medulla, pons, midbrain, diencephalon. Al have cranial nerves coming out of it.
Term
What does the cerebellum do
Definition
Controls coordination of movement and unconscious coordination
Term
Diencephalon has what parts
Definition
thalamus and hypothalamus
Term
Thalamus has what job
Definition
It is a relay station between the cortex and the neo-cortex and the rest of the brain.
Term
Where do thalamus nucleus go
Definition
Sensory and motor function as well as integration function
Term
What does the hypothalamus do
Definition
It is associated with homeostasis. Hypothalamus has ventricle in it as well as the petuitary
Term
What is the head ganglion of the autonomic nervous system
Definition
hypothalamus
Term
threetypes
Definition
archicortex, neo-cortex, paleocortex
Term
neocortrx
Definition
SENSORY, MOTORY CONTROL, integrated function
Term
sulci and gyri
Definition
Sulci are valleys and gurus are hills
Term
Why is there sulci and gyri
Definition
The folds allow the expanding bring to expand more.
Term
Which animal is a hippocampus shaped like
Definition
A seahorse
Term
What does the hippocampus do
Definition
Converts short term memory to long term memory
Term
What are the subcortical basal nuclei
Definition
Hippocampus, amygdala, and basal gangli
Term
What does the basal ganglia do
Definition
Receives input from cortex and send it to thalamus
Term
Corpus collosum
Definition
The highway between the hemispheres of brain
Term
What are the 4 principles of functional organization
Definition
1. Each system contains relay centers 2.each system is composed of several distinct pathways 3. Each pathway is topographical organized 4. Most pathways cross midline.
Term
Each region of the cortex connects to the
Definition
thalamus
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