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Exam 2: The Biology of Behavior

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Question 231

Multiple Choice

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Some genetically influenced traits are expressed in some environments but not in others.This best illustrates the ________ of genes and environments.

A) heritability
B) natural selection
C) dizygotic impact
D) interaction

E) All of the above
F) B) and C)

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Question 232

Multiple Choice

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The most extensive regions of the brain are involved in higher mental functions such as memory and reasoning.These regions are called the

A) somatosensory cortex.
B) hippocampus.
C) corpus callosum.
D) association areas.

E) All of the above
F) A) and D)

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Question 233

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The brain structure that provides a major link between the nervous system and the endocrine system is the

Describe how damage to specific structures in your limbic system would likely affect your experience of (a)emotions such as anxiety and elation, (b)motives such as hunger and sex drive,and (c)memories such as recall of familiar faces or locations.

The master gland of the endocrine system is the

Which lobe of the cerebral cortex is most directly involved in controlling the facial muscle movements necessary for speaking?

Epinephrine and norepinephrine are released by the

Paul and Jeff are biologically related non-twin siblings raised in the same home environment.Susan and Cathy are biologically unrelated children adopted at birth and raised as siblings in the same home environment.People are likely to ________ the personality similarities of Paul and Jeff and ________ the personality similarities of Susan and Cathy.

Synaptic gaps separate neurotransmitter receptor sites from

Evolutionary psychologists would be most likely to predict that

Every nongenetic influence,from prenatal nutrition to the people and things around us,is an aspect of our

Because a growing tumor caused damage to his brain,Joseph had to be placed on a ventilator in order to maintain his breathing.The tumor most likely damaged Joseph's

Celeste was able to jerk her hand out of the scalding water before sensing any pain because this withdrawal reflex

After Lola began using a street drug to enhance her moods,she discovered that she needed larger and larger doses of the drug in order to feel the drug's effect.Use your understanding of the neurotransmission process to explain Lola's experience.

The study of molecular mechanisms by which environments can trigger or block gene expression is called

The neurons of the central nervous system cluster into work groups known as

Phineas Gage underwent a dramatic personality change after a tamping iron inflicted massive damage to his ________ lobes.

People can simultaneously process many aspects of sensory information such as color,shape,and size.This best illustrates the functioning of multiple

If chronic child abuse alters a victim's gene expression in such a fashion as to trigger depression,this would be said to illustrate

The reticular formation extends from the spinal cord up through the