Nervous System
What are the 3 major parts of a neuron?
Cell body, dendrites, axon
What does CNS stand for?
Central nervous system
What does PNS stand for?
Peripheral nervous system
What is a neurotransmitter?
the body's chemical messengers
What part of the brain plays a major role in memory?
hippocampus
What is the space between the axon terminal and adjacent dendrites called?
Synapse
What are the parts of the CNS?
Brain & spinal cord
What are the parts of the PNS?
Nerves
What neurotransmitter is involved in schizophrenia?
Glutamate
What is episodic memory?
Involved in remembering personal experiences
What makes up the limbic system?
hypothalamus, hippocampus, amygdala (and nearby areas)
What is the purpose of the amygdala?
Involved in fight or flight response, associated with aggression
What is the purpose of the PNS?
To connect the brain & spinal cord to the rest of the body & environment (response to environmental stimuli)
What neurotransmitter(s) is targeted by THC?
norepinephrine and dopamine
What is working memory?
provides temporary storage of information necessary for such complex cognitive tasks as language comprehension, learning, and reasoning.
What are the 4 lobes of the brain?
frontal, occipital, temporal, parietal
What are the affects of alcohol on the CNS?
reduced GABA, increased glutamate=slower reflexes
increased dopamine=feel good
How many nerve cells are in a human body?
Millions
What neurotransmitter is involved in Alzheimer's?
Acetylcholine
What is procedural memory?
Allows us to learn activities and skills that will then be performed automatically with little or no conscious thought.
What happened to Phineas Gage?
Tamping iron went through his skull=personality changes
What is CTE?
chronic traumatic encephalopathy
What are the 5 senses?
touch, taste, sight, hear, smell
What is an SSRI?
Serotonin re-uptake inhibitor that is used as an antidepressant
What is semantic memory?
Manages the storage and retrieval of general knowledge of facts, such as the number of days in a year or the colors in a rainbow.