General Psychology-- Chapters 2-3
Techniques used to record or image the brain?
PET, MRI, EEG
What is a tiny gap separating one neuron from another through which the messengers are carried?
Synapse
This theory says that the retina has three types of color receptors: red, green, and blue-violet.
Trichromatic theory
What are is associated with language comprehension?
Wernicke's area
the smallest amount of stimulus that a person can reliably detect is called what?
absolute threshold
What kind of transmitters send sensation to the brain and spinal cord?
afferent
Damage to Broca's area can lead to what
aphasia
Which system controls your involuntary body functions, such as heartbeat and digestion?
autonomous
In a neuron what sends?
axon
Which part of a neuron can majorly range in size?
axon
when does hand preference begin to develop?
before birth
Depth cues that require the use of both eyes are called?
binocular cues
What do antagonist drugs do?
block receptor sites
brain part that controls balance and coordination
cerebellum
neurotransmitters
chemical messengers that transport nerve impulses from one nerve cell to another
Endorphins
chemicals sent from the brain that have pain-killing and pleasure inducing effects
In the human eye, what do cones do?
color
Brain structure that is described as the connection between the two cerebral hemispheres?
corpus callosum
In a neuron what receives?
dendrite
If you feel a high instead of pain in your workout, this is a result of what chemical in your brain?
endorphins
When someone sings "off pitch" which property of sound does this deal with?
frequency
What plays an important role in formation of memories?
hippocampus
Brain structure that regulates such body functions as thirst and hunger, fluid concentrations, and body temperature?
hypothalamus
Nerve deafness deals with which part of the ear?
inner ear
What kind of processes are heart beat and digestion?
involuntary
Where are receptors for kinesthesis located?
joints, ligaments, tendons, and muscles
Broca's area is associated with what?
language production
the division of functions between the right and left hemispheres of the brain
lateralization
in the human eye, what do the rods do?
light
Conduction deafness deals with what part of the ear?
middle ear
What is to key in neural communication?
neurotransmitter
what is to vision in the cerebral cortex?
occipital
Refractory period of a neuron
one-thousandth of a second
Pupil
opening through which the light enters the eye
existence of afterimages provide support for which theory of color vision.
opponent- process
After the eardrum detects vibration it is sent directly to where?
oval window
Which gland is best described as the "master gland"?
pituitary gland
The brain's ability to adapt and reorganize itself following trauma or surgical alteration is known as what term?
plasticity
Personality changes deal with which cortex?
prefrontal
"seat of intelligence"
prefrontal cortex
What is to lock in neural communication?
receptor site
Most common form of color blindness
red-green
Where must the object fall to see a dimly lit object?
rods
Sequence of response to pain
sensory neurons - interneuron - motor neuron
Three components of neuron
soma, axon, dendrite
the link between the brain and the peripheral nervous system
spinal cord
Which system increases heart rate, respiration, and draws stored energy from the bodily reserves?
sympathetic nervous system
What is to hearing in the cerebral cortex?
temporal
brain structure that is best described as "relay station"
thalamus
parts of the forebrain
thalamus, basal ganglia, hypothalamus
The vibration of the ossicles is triggered by vibration of what?
the eardrum
Accommodation
the visual process by which the lens changes its shape to focus images more clearly on the retina
If someone is excessively anxious and irritable they probably have an excess of which hormone?
thyroid
Normal color vision
trichromats
Which helps maintain balance?
vestibular
