Neurotransmitters
Explain dopamine
This neurotransmitter is strongly associated with reward and motivation.
Extra 20 pts: It is an excitatory transmitter
This is the basic functional unit of the nervous system.
Neuron
This is the electrical impulse that travels down a neuron's axon.
Action potential
What is the psychological term for learning?
Conditioning
What is the term for suddenly falling asleep during the day due to a sleep disorder?
Narcolepsy
This inhibitory neurotransmitter reduces neuronal excitability and is the main inhibitory neurotransmitter in the adult brain.
What is GABA?
This fatty insulating layer increases the speed of neural impulse transmission.
Myelin Sheath
What is a threshold?
The minimum charge(-55mv) a neuron MUST be to fire
What is learning through association called?
Classical conditioning
What hormone helps regulate the sleep-wake cycle?
Hint: rhymes with serotonin
Melatonin
This neurotransmitter is involved in alertness, attention, and the body's stress response.
Epinephrine(adrenaline)
What is the purpose of an action potential?
To send signals(neurotransmitters) to other neurons or parts of your body
Action potentials travel along this part of a neuron
Axon or myelin sheath
What psychologist is famous for his experiments with dogs and classical conditioning?
Ivan Pavlov
What does REM stand for?
Rapid eye movement sleep
Extra 50 pts: paradoxical sleep
GABA is a major _______ transmitter
Hint: think about the type of transmitter it is
Inhibitory
This part of the neuron contains the nucleus and maintains the cell.
Cell body(soma)
This principle states that a neuron either fires completely or does not fire at all.
All-or-none principal
What is shaping?
When you give an individual a reinforcer after every step they do that is close to what you want to get them to do.
What are brief periods when a person is awake but cannot move while falling asleep or waking up called?
Sleep paralysis
(susan dell is my sleep paralysis demon)
If an individual is low on acetylcholine, what symptoms might occur?
Muscle coordination issues, weakness, and fatigue
Extra 50 pts: Alzheimers disease
These branch-like structures receive signals from other neurons.
Dendrites
True or false: A neuron in its resting state is positively charged
False - it is (-70mv)
What happens to the NS(neutral stimulus) after conditioning?
Hint: what is it called
CS(conditioned stimulus)
What are Freud's three parts of personality?
Id, ego, and superego