Dr. Britt PSYCH 101 Exam 2 Chps 3-4
Which one of the following processes does not occur to excess neurotransmitters in the synapse?
collection by scavenger vesicles left over from the neurotransmitter release
Alcohol is considered a ________ because it tends to suppress central nervous system activity.
depressant
Which psychological perspective might advance the argument that our sleep patterns evolved as an adaptive response to predatory risks, which are higher during periods of darkness?
evolutionary
Which of the following is a symptom of REM sleep behavior disorder (RBD)?
kicking and punching while asleep
Most people are awake during the day and asleep at night because their ________ cycles are aligned with the outside world.
circadian
The lobe of the brain that plays a role in vision.
occipital lobe
The area of the brain that plays a role in waking from sleep is the ______.
reticular area of the brainstem
Which of the following senses is not first routed through the thalamus?
smell
Cocaine is considered a ________ drug because it tends to increase overall levels of neural activity.
stimulant
The area of the brain that controls the biological clock is the __________.
suprachiasmatic nucleus
The space between two neurons is called the ________.
synapse
The two major divisions of the nervous system are the ________ and ________.
central; peripheral nervous systems
The area of the brain that controls the pituitary gland is the __________.
hypothalamus
One example of ________ is the differences between hemispheres in the areas underlying language function.
lateralization
People who have their corpus callosum severed for medical reasons would be able to tell you about which images shown to ________.
only the right visual field
On average, adults should get _______ hours of sleep per night.
6-8
Obstructive sleep apnea occurs when ________.
An individual's airway becomes blocked during sleep.
Which of the following conclusions can be drawn from the case study of Phineas Gage's accident, which led to brain injury?
Injury to the brain causes changes in behavior, and specific brain areas are linked to particular behaviors.
Mohammed is sleeping. His eyelids are quivering because his eyes are darting around. Mohammed is probably experiencing ________ sleep.
REM
Which of the following brain processes is not a function of the cerebral cortex?
breathing
Melatonin release from the pineal gland is stimulated by ________ and inhibited by ________.
darkness; light
The effects of neurotransmitters tend to be ________, whereas the effects of hormones tend to be ________.
faster; longer lasting
Gyri and sulci are the ________ and ________, respectively, which characterize the surface of the human brain.
folds; grooves
Brocca's area is a language processing area located in the
frontal lobe
Frank was in a car accident where he received a head injury. He had difficult organizing and carrying out plans. His injury was likely to the ______________.
frontal lobe
The myelin sheath is made from ________.
glial cells
The deep groove that separates the two hemispheres of the brain is the __________.
longitudinal fissure
The _________ is the information processing cell in the brain.
neuron
________ is a commonly used drug that is almost as addictive as heroin.
nicotine
Which theory of dreams suggested that they do not, in fact, have any meaning at all but rather are simply the brain's attempt to make sense of random neural firing that occurs while we sleep?
The activation-synthesis model
The bundle of fibers that connects the two hemispheres of the brain is the ___________.
The bundle of fibers that connects the two hemispheres of the brain is the ___________.
One sign of sleep deprivation is
WRONG ANSWER PICK SOMETHING ELSE BESIDES: all of these
Depressants drugs such as alcohol all act to increase the effect of GABA, the brain's main inhibitory neurotransmitter. This action at the synapse would be __________.
WRONG ANSWER PICK SOMETHING ELSE BESIDES: antagonist
Dr. Devine suggested that his patient think about something other than the pain he was experiencing. What area of the brain was he suggesting his patient use?
WRONG ANSWER PICK SOMETHING ELSE BESIDES: cerebellum
Anti-psychotics are drugs that typically block the action of specific neurotransmitters, such as dopamine. The action is therefore ______________ at the synapse.
WRONG ANSWER PICK SOMETHING ELSE BESIDES: hallucinogenic
The area of the brain referred to as the __________, is thought to play an important role in the repeated use of drugs by some.
WRONG ANSWER PICK SOMETHING ELSE BESIDES: limbic system
The area of the brain that makes humans different from other animals like fish or cats is _______.
WRONG ANSWER PICK SOMETHING ELSE BESIDES: the presence of a prefrontal cortex
A(n) ________ is the electrical signal that typically moves from the neuron's cell body down the axon to the axon terminals.
action potential
Caffeine produces its effects by acting on the _________.
adenosine receptor
Drugs that increase the action of neurotransmitters at the synapse are collectively referred to as __________.
agonist
REM sleep is more likely to occur:
all of these
Shante received an injury to an area of her brain that left her unafraid in situations where should have been afraid. What are of the brain do you think was affected?
amygdala
The region of the cortex that plays an important role in personality, judgement and reasoning and planning is the _____________.
frontal lobe
Mescaline is considered a(n) ________ drug because it results in profound alterations in sensory and perceptual experiences.
hallucinogenic
In a resting state, sodium (Na+) is at a higher concentration outside the cell and potassium (K+) is more concentrated inside the cell. During an action potential, the sodium levels ________ inside the cell.
increase
The ________ of a neuron contain ________ that house neurotransmitters, the chemical messengers of the nervous system.
terminal buttons; synaptic vesicles
The reason a myelinated neuron sends messages more quickly than a non-myelinated neuron is
the message skips down the axon between nodes
Joe started off drinking 2 beers, but now needs a whole 6 pack to feel the buzz. This is ________.
tolerance
Maddie was surprised to learn that there are holes in the brain called __________.
ventricles
The "holes" in the brain are ____________ and contain cerebrospinal fluid.
ventricles
