Unit 2
A signal that increases the likelihood that a neuron will reach action potential and fire.
What is an excitatory signal?
The theory of color vision stating that we have three different color receptors (red, blue and green).
What is the Young-Helmholtz Trichromatic theory?
The modelling of positive and helpful behaviour.
What is prosocial behaviour?
The therapy that allows the client to lead the session and an equal relationship between the client and therapist is established.
What is client-centered therapy?
When the neurons that produce this neurotransmitter deteriorate, one develops Alzheimer’s.
What is acetylcholine (ACH)?
A chemical sense which is also the only sense that does not go through the hypothalamus before it is processed.
What is smell (or olfaction)?
The monitoring of autonomic functions electronically to help the individual find some control.
What is biofeedback?
The approach that would most likely say anxiety is caused by it helping our ancestors to survive in the past.
What is the evolutionary approach?
The layer of tissue that surrounds the axon and speeds up the neural impulses that travel down it.
What is the myelin sheath?
The phenomenon that dictates that we perceive objects that are higher up in an image to be farther away from us.
What is relative height?
The gradual changing of a behaviour to obtain the desired response through use of reinforcement.
What is shaping?
The disorder that may involve recurrent thoughts of germ contamination and excessively washing hands and cleaning surfaces.
What is obsessive-compulsive disorder?
The part of the hypothalamus that controls the circadian rhythm.
The suprachiasmatic nucleus.
The phenomenon that explains why Fred knows that his friend is staying the same size, even as he walks away.
What is size constancy?
A conditioned response to a stimulus is learned from previously established conditioning.
What is higher order conditioning?
The disorder where the spaces of the brain are enlarged and there is a shrinkage in brain tissue.
What is schizophrenia?
The section of your consciousness that you are not actively thinking about, but could bring it to memory.
What is the preconscious?
When we fail to see very obvious objects because we are concentrating on something else.
What is inattentional blindness?
The instrument that is used to study operant conditioning where animals can dispense food as a form of reinforcement.
What is a Skinner box?
Running away to an unfamiliar location with no recollection of who they were or how they got there.
What is dissociative fugue?