Central Nervous System - Keywords

Striatum
Role in controlling movements and in motivation
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Hippocampus
Short term memories are passed into the long term memory through the hippocampus
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Ventricles
Filled with spinal fluid which cushions the brain
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Amygdala
Links to emotions and aggression
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Hypothalamus
Links the nervous and endocrine system through the pituitary gland
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Medial temporal lobe
Includes hippocampus and has a large role in memory
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Cerebellum
Stores memory/learning or practical skills
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Corpus callosum
Connects either side of the brain
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Limbic system
Concerned with emotions and memories
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Neuron
A nerve cell in the brain
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Synapse
A junction between two nerve cells, a gap where impulses pass by diffusion of a neurotransmitter
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Nucleus
The "brain" of a cell
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Dendrites
Short branched extensions of a nerve cell, along which impulses at the synapse are transmitted to the cell body
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Axon
A long, slender projection of a nerve cell
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Axon hillock
Specialised part of a cell body that connects to the axon
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Myelin sheath
An electrically insulating layer around nerve cells
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Nodes of ranvier
Gaps in the myelin sheath
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Axon terminals
The enlarged, club shaped endings where axons make synaptic contacts with other nerve cells
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Terminal buttons
Small knobs at the end of an axon that release neurotransmitters
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Vesicles
Store the neurotransmitters
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Pre-synaptic neuron
The nerve cell that sends an electrical impulse to a neighbouring neuron
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Post-synaptic neuron
Nerve cell on the receiving end of an electrical impulse from a neighbouring neuron
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Receptors
Something responding to the stimulus
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Other cards in this set

Card 2

Front

Short term memories are passed into the long term memory through the hippocampus

Back

Hippocampus

Card 3

Front

Filled with spinal fluid which cushions the brain

Back

Preview of the back of card 3

Card 4

Front

Links to emotions and aggression

Back

Preview of the back of card 4

Card 5

Front

Links the nervous and endocrine system through the pituitary gland

Back

Preview of the back of card 5
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