psych
Activation of the parasympathetic nervous systems results in which of the following
A decrease in heart rate.
The depletion of which of the following neurotransmitters is most closely associated with the symptoms of Alzheimer's disease?
Acetylcholine
information is relayed to the spinal cord or the brain by the
Afferent neurons
Electrically stimulating a rats amygdala would most likely produce which of the following?
Aggression
A person with damage to Broca's area would most likely demonstrate which of the following symptoms?
Difficulty with speech production
when people who consume large amounts of alcohol, they are often unable to recall what they did and said while they were drinking. this occurs bc alcohol interferes w what
Hippocampus
Which of the following concepts explains motivation in terms of an organism seeking to maintain its biological equilibrium
Homeostasis.
Which of the following structures is most closely associated with communication between the central nervous system and the endocrine system
Hypothalamus.
After an electrode implanted in a cat's brain stimulates the cat's amygdala, the cat will most likely do which of the following?
Immediately withdraw in fear
Anton is applying for a technician's job with a neurosurgeon. Trying to impress his potential employer with his knowledge of the brain, he says, "After my father's stroke I knew immediately that the blood clot had affected his left cerebral hemisphere because he no longer recognized a picture of his friend." Should Anton be hired?
No. The right hemisphere, not the left, specializes in picture recognition
What hormone seems to to be most closely linked with aggressive behavior
Testosterone.
Which of the following assertions is best supported by empirical evidence ?
The two cerebral hemispheres are specialized to process different types of cognitive tasks
reuptake of a neurotransmitter refers to
absorption of the neurotransmitter into the terminal buttons of sending neuron.
Which psychological perspective most directly addresses questions about the relative influences of nature and nurture
biopsychosocial
Prozac) has been shown to reduce depression primarily by
blocking reuptake increasing the level of serotonin in the synapses.
Which is the correct sequence in the transmission of a neural impulse?
dendrite, cell body, axon, synapse
Cocaine blocks the reuptake of ________.
dopamine
A participant in a study of music perception listens to music with electrodes attached to her scalp while data are collected on the activity of her brain. This technique is called
electroencephalography (EEG)
Mary participates in an exercise program because she experiences an increase in energy and feelings of well-being at the end of each exercise session.
increases her level of endorphins
Which of the following most accurately characterizes the role of the hypothalamus in the regulation of hunger
it acts with the endocrine system to control hunger and safety (fullness)
The network of structures involved in emotion, motivation, and memory is the.
limbic
in extreme cases surgically severing the corpus callosum is a treatment for which of the following conditions?
epilepsy
Ben was enjoying a walk in the woods on a beautiful Saturday afternoon. As he went around a curve, he noticed a bear walking toward him. Immediately his pupils dilated, he began to perspire, and his heart accelerated. These changes are most closely related to the function of the
sympathetic nervous system
Which of the following would most likely result from an injury to the medulla?
A life-threatening disruption of heartbeat and breathing
An individual was admitted to the hospital after experiencing a mild tingling on the right side of the face and a sudden inability to speak. Using magnetic resonance imaging (MRI), a doctor would likely find
An abnormality in the brain tissue of the left hemisphere
Which of the following correctly pairs subdivisions within the major divisions of the human nervous system
Autonomic . . sympathetic and parasympathetic
Most glands in the human body are a part of which system?
Endocrine
The nature nurture issue is best exemplified by which of the following questions
Is the level of intelligence the result of ones environment and specific learning, or is it a result of biological maturation?
Juana accidentally touched a hot iron. She immediately drew back her hand. Which of the following is true about the withdrawal of her hand?
It was initiated in the spinal cord
Significant damage to which of the following parts of the brain will most likely cause a person to fall into a deep coma from which the person will be unable to awaken?
Reticular formation
An individual with damage to Wernicke's area is most likely to have difficulty
comprehending an open request for information
he nerve fibers that enable communication between the right and left cerebral hemispheres and that have been severed in split-brain patients form a structure called the
corpus callosum.
If an individual has lost the ability to feel pain in the left arm, there is most likely damage to what area of the brain
right parietal lobe
In right-handed individuals, which of the following abilities is predominantly a function of the right hemisphere of the brain?
spatial reasoning
immediately after firing, a neuron is incapable of responding to stimulation. this condition is referred to as?
the absolute refractory phase
Which of the following is true for when a neuron is in its resting state
the inside of the neuron is negatively charged with respect to the outside.
the occipital lobe of the huma brain contains the centers for
vision
A person will most likely develop aphasia as a result of damage to which of the following parts of the brain?
wernicke's area.