Chapter 29 Steven Ginnane

Central Nervous System- brain and spinal chord, responses to stimuli, clusters of nerves

Peripheral Nervous System- nerves outside of the brain and spinal chord, senses

Somatic Nervous System- Voluntary actions like running

Autonomic Nervous System- involuntary actions like peristalsis, includes:

Parasympathetic- rest and digest Sympathetic- Fight or Flight

Neuron- nerve cells

Interneurons-a type of nerve that creates neural connections throughout the body

Motor Neuron- a neuron which sends impulses from the CNS to the rest of the body, for either voluntary or involuntary movements

Neuromuscular Junction- place where nerve meets and interacts with muscular tissue, causing it to contract or relax

Acetylcholine- neurotransmitter (chemical used to send signals) used at the neuromuscular junction

Epinephrine and Noraepinephrine- neurotransmitters produced by the adrenal glands and kidneys, respectively. The first is also known as adrenaline and is vital to the fight or flight response

Synapse- a junction between nerve cells through which neurotransmitters diffuse

Grey Matter- area of brain consisting of many "thinking neurons", synapses, and capillaries

White Matter- area of brain containing many inter neurons to connect between different grey matter areas

Limbic System- A set of parts managing Memory, Olfaction, and Emotion

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