Unit 2: quizzes

In biopsychology, the surgical removal of tissue from the surface of the brain is called...

ablation

Electrically stimulating a rat's amygdala would most likely produce which of the following?

agression

which brain structure is associated with fear response?

amygdala

a drug that has the effect of intensifying or mimicking a particular neurotransmitter can be characterized as...

an agonist because it intensifies the effects of a particular neurotransmitter

which of the following is true of a neuron in the resting state?

the inside of the cell membrane is negative compared to the outside

immediately after firing, a neuron is incapable of responding to a stimulation. This condition is referred to as...

the refractory phase

deep lesioning involves...

using an electrode to destroy tissue within the brain

Damage to a small part of the occipital lobe would most likely result in a

visual deficit

the speed of a neuron's action potential is determined by...

whether an axon is myelinated

the depletion of which of the following neurotransmitters is most closely associated with the symptoms of Alzheimer's disease?

Acetylcholine

biopsychologists are able to pinpoint areas in the brain responsible for thoughts, feelings, and actions using all of the following...

EEG, fMRI, PET

which of the following is true about the pons?

It is the region of the brain that is most closely associated with sleep and arousal.

the technique that uses a magnetic field to develop an image of the brain is called the...

MRI scan

which is the term that refers to the brain's ability to physically change over time in reaction to experiences?

Neuroplasticity

Which method provides info regarding brain function by monitoring the brain at work through metabolism of glucose?

Positon emission tomography(PET)

the prescription 'Curare' blocks action at acetylcholine synapeses and causes paralysis. This drug is an example of an

antagonist

difficulty in typing smoothly on a keyboard would most likely result from damage to the

cerebellum

an individual with damage to Wernicke's area is most likely to have difficulty

comprehending a spoken request for information

a person with damage to Broca's area would most likely demonstrate which of the following symptoms?

difficulty with speech production

anatomists learned that the brain is made up of many distinct areas or parts by cutting apart autopsied human and animal parts and then examining them under a microscope. This procedure being used is known as...

dissection

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)

the limbic system is most closely associated with

emotions

A person with a severe head injury subsequently acts irresponsibly, does not seem to be able to plan effectively, and is easy to anger. Which of the following brain areas is most likely injured?

frontal lobe

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. The best explanation for Mary's perseverance in the program is that exercise

increases her levels of endorphins

Emma has lost the ability to understand language. She has most likely suffered damage to the

left temporal lobe

which is the brain imaging technique that produces the most detailed picture of brain structure?

magnetic resonance imaging(MRI)

to demonstrate the impact of different environmental experiences on the brain, one group of rats was raised in a complex environment, while another group of rats was raised in a simpler environment. When their brains were compared, the rats raised in the more complex environments had..

more synapses and longer dendrites

which of the following is a disease in which the immune system attacks the myeline of neurons in the central nervous system

multiple sclerosis

learning, memory, and the ability to adapt to changing circumstances are most likely due to the fact that new brain cells form each day through...

neurogenesis

which part of the brain is most likely responsible for drowsiness?

reticular formation

the process by which neurotransmitters are reabsorbed into the neuron after it fires is called....

reuptake

Darby had damage to his brain that resulted in impairment of multiple senses. He most likely experienced damage to which brain structure?

thalamus