PSY 101 Straighterline Final Exam
Questions with 100% Correct Answers |
Verified | Latest Update 2024
all or nothing principle - ✔✔The principle that once the electrical impulse
reaches a certain level of intensity (its threshold), it fires and moves all the way
down the axon without losing any intensity.
synapses - ✔✔tiny gaps between dentrites and axons of different neurons
Neuraltransmitters - ✔✔transmit, or carry, information across the synaptic gap
to the next neuron
,Acetylcholine (ACh) - ✔✔stimulates the firing of neurons and is involved in
the action of muscles, learning, and memory
Alzheimer's disease - ✔✔degenerative brain disorder that involves a decline
in memory, have an acetylcholine deficiency
GABA - ✔✔a major inhibitory neurotransmitter
decreased GABA levels - ✔✔lead to anxiety
glutamate - ✔✔exciting many neurons to fire and is especially involved in
learning and memory
norepinephrine - ✔✔inhibits the firing of neurons in the central nervous
system, but it excites the heart muscle, intestines, and urogenital tract
,dopamine - ✔✔control voluntary movement and affects sleep, mood,
attention, learning, and the ability to recognize rewards in the environment
seratonin - ✔✔involved in the regulation of sleep, mood, attention, and learning
endorphins - ✔✔natural opiates that mainly stimulate the firing of neurons;
block pain & increase pleasure
oxytocin - ✔✔hormone and neurotransmitter that plays an important role in
the experience of love and social bonding
agonist - ✔✔A chemical that mimics the action of a neurotransmitter.
antagonist - ✔✔drug that blocks a neurotransmitter's effects
, brain lesioning - ✔✔abnormal disruption in the tissue of the brain resulting
from injury or disease
psychology - ✔✔the scientific study of behavior and mental processes
science - ✔✔psychology uses systematic methods to observe human
behavior and draw conclusions
behavior - ✔✔everything we do that can be directly observed
mental process - ✔✔The thoughts, feelings, and motives that each of
us experiences privately but that cannot be observed directly
critical thinking - ✔✔thinking that does not blindly accept arguments and
conclusions. Rather, it examines assumptions, discerns hidden values, evaluates
evidence, and assesses conclusions.
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