Question 1

During the integration phase of neural communication,the type of signal that increases the likelihood that a neuron will fire an action potential is called a(n) ________ signal.

Accepted Answer

A)  excitatory 
B)  sensory 
C)  inhibitory 
D)  enzyme degradation

Question 2

The thalamus receives nearly all sensory information before relaying it to the cortex.What is the one sensation that is the exception to this rule?

Accepted Answer

A)  smell 
B)  vision 
C)  hearing 
D)  taste

Question 3

Growth hormones have all of the following effects EXCEPT for increasing

Accepted Answer

A)  intelligence. 
B)  bone strength. 
C)  strength. 
D)  muscle mass.

Question 4

Damage to the ________ might cause problems with coordination and balance.

Accepted Answer

A)  hippocampus 
B)  cerebellum 
C)  amygdala 
D)  temporal lobe

Question 5

Samantha recently became blind and is learning to use her fingers to read in braille.The part of her brain that will be activated by touching the bumps on the page as she reads the braille is the ________ lobes.

Accepted Answer

A)  frontal 
B)  parietal 
C)  temporal 
D)  occipital

Question 6

The action of neurotransmitters is ________ by agonists and is ________ by antagonists.

Accepted Answer

A)  increased;decreased 
B)  decreased;increased 
C)  increased;not affected 
D)  not affected;decreased

Question 7

Brad has experienced a relatively severe left hemisphere stroke.As a result,he is unable to move his right arm and has a great deal of difficulty with planning and attention.The stroke most likely caused damage to the ________ lobes.

Accepted Answer

A)  frontal 
B)  parietal 
C)  temporal 
D)  occipital

Question 8

What kind of information is transmitted by the somatic nervous system? How is this information transmitted?

Accepted Answer

The answer of What kind of information is transmitted by...

Question 9

The idea that the brain is extremely malleable and is continuously changing as a result of injury,experiences,or substances is known as

Accepted Answer

A)  myelination. 
B)  genetics. 
C)  plasticity. 
D)  phenotype.

Question 10

If an athlete were using illegal growth hormones to increase his or her muscle growth,he or she would be trying to make changes to his or her

Accepted Answer

A)  somatic nervous system. 
B)  behavioral genetics. 
C)  autonomic nervous system. 
D)  endocrine system.

Question 11

List the four subcortical structures of the forebrain.Then,briefly explain the function of each structure.

Accepted Answer

The answer of List the four subcortical structures of the...

Question 12

Which of the following best summarizes the main function(s) of your nervous system?

Accepted Answer

A)  It allows the right side of your brain to communicate with the left side of your brain. 
B)  It regulates the oxygen in your blood,protects you from pain,and helps your body eliminate waste. 
C)  It allows you to receive sensory information,process that information,and then respond to it. 
D)  It produces vital bodily fluids such as bile and regulates the body's secretion of these fluids.

Question 13

In the nervous system,the cells that receive,integrate,and transmit information are the

Accepted Answer

A)  axons. 
B)  neurons. 
C)  dendrites. 
D)  neurotransmitters.

Question 14

An instructor looking at the faces of the students in his or her class is also looking at their

Accepted Answer

A)  natures. 
B)  nurtures. 
C)  genotypes. 
D)  phenotypes.

Question 15

Benita is playing a very exciting video game and she finds that she wants to keep playing it more and more.Benita's desire is most likely activating the neurons in her brain that produce more of the neurotransmitter

Accepted Answer

A)  acetylcholine. 
B)  epinephrine. 
C)  serotonin. 
D)  dopamine.

Question 16

The part of the neuron that collects information from other neurons and integrates it is the

Accepted Answer

A)  axon. 
B)  synapse. 
C)  cell body. 
D)  terminal button.

Question 17

Bill and his sister Ann are twins;however,they CANNOT be

Accepted Answer

A)  monozygotic twins. 
B)  dizygotic twins. 
C)  fraternal twins. 
D)  told apart.

Question 18

Lionel has Parkinson's disease and has difficulty starting motor movements because the neurons involved with dopamine activity are

Accepted Answer

A)  dying off and decreasing activity. 
B)  producing too much dopamine. 
C)  no longer producing dopamine. 
D)  rapidly multiplying.

Question 19

Nasim is driving on a snow-covered road,and her car begins to slide.The quick behavioral response and the increased heart rate and respiration she experiences are most likely due to the ________ nervous system.The feeling of relief and decrease in heart rate and respiration once she has the car under control again are most likely due to the ________ nervous system.

Accepted Answer

A)  parasympathetic;sympathetic 
B)  sympathetic;parasympathetic 
C)  autonomic;somatic 
D)  somatic;autonomic

Question 20

Lisa has problems sleeping,so she goes to a sleep clinic.At the clinic the researchers measure her brain's electrical activity as she sleeps by using the technique of

Accepted Answer

A)  electroencephalographs (EEGs). 
B)  transcranial magnetic stimulation (TMS). 
C)  functional magnetic resonance imaging (fMRI). 
D)  phrenology.

Exam 2: The Role of Biology in Psychology