Psychology Exam 2 Review Flashcards
What is a neuron?
A neuron is the information processing unit of the brain
What is the function of a neuron?
Information sending; using electrical and chemical impulses to transmit information
What are the 2 main parts of the nervous system ?
The central nervous system and the peripheral nervous system
What parts of the body are included in the peripheral system ?
anything beyond the brain and spinal cord.
What parts of the body are included in the central system?
The brain and spinal chord
What is the “Broca’s area” ?
(BRO….)
The motor speech area
What are the 3 big neurotransmitters and what are their functions ?
What is the theory of phrenology?
theory that someone is able to read your character from the shape of your brain
What is the function of the amygdala? (aMYGdala, Myg=Wig)
Regulates emotions
What is the function of the hippocampus?
(HIPPO cant remember where campus is)
Memory
What is the function of the corpus callosum?
( corpus CALL SUMONE)
Helps communication between both hemispheres of the brain
What happens during the sympathetic response in the autonomic nervous system ?
Responds to danger or stress, activates to deliver more blood , speed up heart rate, and so on.
What happens during the parasympathetic response in the autonomic nervous system ?
Brings your body back down to a normal state
What is responsible for “flight/fight/freeze” ?
sympathetic response
What is the main function of the prefrontal cortex?
decision making (cognitive behavior)
What age does the prefrontal cortex fully develop?
25
What are the 4 main categories of drugs?
Stimulants, depressants, opoids, and hallucinogns
what is the cocktail party phenomenon ?
What are some sleep disorders and describe them
Sleep Apnea - Throat closing while sleep
Narcolepsy- excessive sleepiness
Somnambulism- Sleepwalking
what are the 4 stages of sleep ?
Stage 1- Theta
Stage 2- Theta
Stage 3 & 4- Slow wave sleep & hard to wake
Rem- Dreams
what is subliminal perception ?
what is change blindness?
Processing information without conscious awareness
what are ways to reduce insomnia ?
what are some protective factors against substance abuse?
