this is the oldest and innermost region of the brain. it begins where this is the oldest and innermost region of the brain. it begins where the spinal cord enters the skull. this is the oldest and innermost region of the brain. it begins where the spinal cord enters the skull.

Name: Week 3-Parts of the Brain and Neurotransmitters
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SKU: 140462
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Notes from the Acrobatiq Platform Unit 4: Brains, Bodies, and Behavior Module 5: Neurons: The Building Block of the Nervous System Neurons are Specialized Cells Designed for Communication  Neuron-cell within the nervous system that receives and transmits info o Nervous system contains around 100 billion neurons  Neurons are composed of three major parts o Soma-cell body which contains nucleus and keeps cell alive o Dendrite-collects info from other cells and sends said info to the soma  Made up of a branching fiber o Axon-transmits info away from soma to neur