Exam 3: The Biological Bases of Behavior

Research by Olds and Milner (1954)identified a "pleasure center" in rat brains.Rats will press a lever thousands of times as long as a small electric current stimulates

Paul is wide awake and studying for an upcoming exam.While he is studying his brain activity is being recorded using an electroencephalograph (EEG).The EEG recording is MOST likely to be dominated by

Which brain structure appears to play an active role in integrating sensory information?

The appearance of secondary sex characteristics is the responsibility of hormones secreted by the

The typical speed of an action potential is

The brain structure responsible for relaying sensory information to various locations in the brain is the thalamus.

Family studies,twin studies,and adoption studies are primarily designed to

The dopamine system involved in Parkinson's disease is located in which of the following areas of the brain?

When a neuron is firing its action potential the neuron's electrical charge is

The two most basic divisions of the nervous system are the

Milo's doctors believe he might have schizophrenia,but before they make their final diagnosis they want to study detailed,three-dimensional images of Milo's brain structures.The technique the doctors are most likely to use in this case would be

Which of the following techniques is likely to be MOST useful for locating specific neurotransmitter substances in the brain?

A neurologist believes that Hillary may have epilepsy.To confirm this diagnosis the neurologist needs to record the overall electrical activity in Hillary's brain.The best way for the neurologist to obtain this information would be to use

In addition to its role in motor behavior acetylcholine has been suggested to be involved in attention,arousal,learning and memory and its degeneration related to Alzheimer's disease.Given what you have learned about the brain,in what structure would you expect to find a high percentage of acetylcholine receptors?

The brain structure involved in comprehension of speech is

Zeke has no problem understanding what other people say to him,but he has difficulty producing spoken language.If Zeke's problem stems from damage to the cerebral cortex,the damage would MOST likely be in

In family studies researchers assess hereditary influence by

The ____ is most likely to be in control of bodily processes during periods of rest and recovery for the body.

The largest and most complex part of the human brain is the

Your grandmother recently had a small stroke that left her unable to move her right side.In which lobe of the cerebrum did the stroke MOST likely cause damage?