11414274
Beschreibung
Mindmap von Farah Khairy, aktualisiert more than 1 year ago
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Erstellt von Farah Khairy
vor mehr als 6 Jahre
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Neurons or Nerve
Cells
- They're the building block of the
Nervous System.
- Types: Bipolar, Uni-polar,
Multi-polar, and Pyramdical
Cell.
- Soma or "Cell body" is a neuron's
life support
- Dendrites: receive messages to
activate action potential.
- Axon: Delivers messages to other
neurons
- Myelin Sheath: Fatty layer of tissue
surrounding the neuron, in order to
insulate the electricity inside the
neuron from the outside.
- Synapse: Small gap between the
neurons. Process: 1) Axon terminal--
2) Synaptic Gap -- 3) Receptor Sites
- Extra neurons go back to the original cell
in a process called "Re-uptake"
- They cause motion and
emotion.
- They're connected to the
brain and spinal cord.
- Neurotransmitters
change moods.
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