Question 1

In general,the ________ of a neuron receives messages from other cells,while the __________ transports messages to the end of the neuron.

Accepted Answer

A)  axon;dendrites
B)  dendrites;axon
C)  axon terminals;soma
D)  soma;myelin sheath B

Question 2

_________ are composed of segments of DNA and guide in the process of protein creation.

Accepted Answer

A)  Phenotypes
B)  Nucleotides
C)  Genes
D)  Genotypes C

Question 3

Which type of drug would a doctor give a patient to decrease the activity of the neurotransmitter dopamine in the brain?

Accepted Answer

A)  a dopamine reuptake inhibitor
B)  Botox
C)  a dopamine antagonist
D)  a dopamine agonist C

Question 4

Reggie suffered brain damage in a car accident.As a result,he can no longer breathe on his own and needs the help of a respirator.Which structure of his brain was most likely damaged?

Accepted Answer

A)  pons
B)  medulla
C)  cerebellum
D)  reticular formation

Question 5

What is a synapse?

Accepted Answer

A)  the space where neurotransmitters are transmitted from one nerve cell to another
B)  a chemical substance that is released by a transmitting neuron
C)  a fatty coating that increases the rate at which messages travel through neurons
D)  a wave of electrical activity that travels down the length of the axon

Question 6

Organisms that express traits conducive to survival are more likely to mate and pass on those traits than organisms that do not possess the same favourable traits.This concept is known as

Accepted Answer

A)  the nature-nurture debate.
B)  evolution.
C)  natural selection.
D)  evolutionary psychology.

Question 7

When behavioural geneticists use adoption studies to estimate the heritability of a behaviour,the adoptive family can be thought of as representing ________,while the biological family can be thought of as representing ________.

Accepted Answer

A)  phenotype;genotype
B)  genotype;phenotype
C)  nature;nurture
D)  nurture;nature

Question 8

Suppose a researcher studied the occurrence rates of a specific mental illness in monozygotic and dizygotic twins.She finds that in monozygotic twins,if one twin suffers from mental illness,the other twin is also likely to have the mental illness.However,this does not appear to apply to dizygotic twins.What conclusion should the researcher draw from this evidence?

Accepted Answer

A)  The incidence of this type of mental illness is strongly influenced by genetics.
B)  The incidence of this type of mental illness is primarily influenced by environmental factors.
C)  Monozygotic twins are at an increased risk of developing mental illness.
D)  Dizygotic twins are at an increased risk of developing mental illness.

Question 9

The branch of the autonomic nervous system that prepares the body for quick action in an emergency is the ___________ division.

Accepted Answer

A)  central
B)  somatic
C)  sympathetic
D)  parasympathetic

Question 10

Dr.Stearns is studying what happens behaviourally when she temporarily inactivates a brain region.Which method is she most likely to be using?

Accepted Answer

A)  functional MRI
B)  PET scan
C)  transcranial magnetic stimulation
D)  brain lesioning

Exam 3: E: Biological Psychology

In general,the of a neuron receives messages from other cells,while the __ transports messages to the end of the neuron.