Question 1

SQUID sensors are used in

Accepted Answer

A)  positron emission tomography (PET)scans. 
B)  functional magnetic resonance imaging (fMRI). 
C)  magnetoencephalography (MEG). 
D)  electroencephalography (EEG).

Question 2

Naomi Eisenberger and her colleagues are interested in whether or not brain activity correlates with feelings of social rejection.If you were advising Dr.Eisenberger,which technology would you recommend for her study?

Accepted Answer

A)  positron emission tomography (PET) 
B)  computerized tomography (CT) 
C)  electroencephalography (EEG) 
D)  functional magnetic resonance imaging (fMRI)

Question 3

Experiments in which the motor cortex of dogs was stimulated electrically were carried out by

Accepted Answer

A)  Paul Broca. 
B)  Santiago Ramón y Cajal. 
C)  Fritsch and Hitzig. 
D)  Camillo Golgi.

Question 4

Biological psychology can be defined as the branch of psychology that studies the biological foundations of behavior,emotions,and mental processes.

Accepted Answer

A) True 
 B)False

Question 5

Identical twins typically have about _________ percent of their genes in common.

Accepted Answer

A)  25 
B)  50 
C)  75 
D)  100

Question 6

You want to do an experiment in which human participants are asked to taste a particular substance so you can determine if the participants have very sensitive taste buds.Your plan is to not tell the participants in advance that the substance may taste really bad and then to describe how well participants can taste the substance by the faces they make.What can you expect your university's human subjects committee to say?

Accepted Answer

A)  You must find some other way to measure how well participants can taste the substance because you must tell them what may happen and get informed consent. 
B)  They will probably suggest you do the experiment with animals. 
C)  They will probably approve the experiment because there is no other way to measure how well participants can taste the substance. 
D)  You can do the experiment,but you must debrief participants when it is done.

Question 7

Animal research continues to be very controversial.Describe the protections that are currently in place,and describe their strengths and weaknesses.

Accepted Answer

The answer of Animal research continues to be very controversial.Describe...

Question 8

Functional magnetic resonance imaging (fMRI)requires

Accepted Answer

A)  stronger magnets than those used in MRI. 
B)  the injection of radioactive substances into the participant. 
C)  larger numbers of gamma cameras than in MRI. 
D)  multiple images taken in a short period of time.

Question 9

Your roommate is convinced that we only use 10 percent of our brains.Which of the following statements would be best to use to persuade her that this is not true?

Accepted Answer

A)  Brain scans indicate that although the entire brain is not active at the same time,each part has an important role to play. 
B)  It is not reasonable to use an organ so infrequently when it requires so many resources. 
C)  In the course of evolution,it is unlikely that we would evolve an organ unless its use provided us with some advantages. 
D)  All of the above.

Question 10

If you want to observe a small number of cells in detail,it would be best to use the

Accepted Answer

A)  Golgi silver stain. 
B)  Nissl stain. 
C)  myelin stain. 
D)  horseradish peroxidase stain.

Question 11

The image in the lower left of this figure combines information from ____________________ with information from ____________________ imaging.

Accepted Answer

The answer of  The image in the lower left...

Question 12

Microdialysis is used to

Accepted Answer

A)  assess the chemicals present in a very small area of the brain. 
B)  apply chemicals directly to the brain. 
C)  produce lesions. 
D)  identify the function of a small area of the brain.

Question 13

Repeated transcranial magnetic stimulation (rTMS)appears to be a promising treatment for which of the following psychological disorders?

Accepted Answer

A)  schizophrenia and depression 
B)  attention deficit hyperactivity disorder and autism 
C)  autism and schizophrenia 
D)  depression and attention deficit hyperactivity disorder

Question 14

Most chemicals in the blood supply

Accepted Answer

A)  enter the brain more easily than other organs. 
B)  are less likely to enter the brain than other organs. 
C)  enter the brain as easily as other organs. 
D)  are unable to enter the brain or other organs.

Question 15

Why is it sometimes necessary to use surgically implanted pipettes to deliver drugs to the brain directly?

Accepted Answer

The answer of Why is it sometimes necessary to use...

Question 16

The only current source of stem cells is embryonic stem cells,which are usually at the blastocyst stage of development.

Accepted Answer

A) True 
 B)False

Question 17

A technique that is often used to determine whether or not a stimulus has been processed by the brain is

Accepted Answer

A)  the analysis of evoked potentials. 
B)  the recording of electrical activity from the brain during surgery. 
C)  positron emission tomography (PET). 
D)  magnetic resonance imaging (MRI).

Question 18

Descartes' mind-body dualism is defined as a philosophical view that considers

Accepted Answer

A)  mind to be the product of neural activity. 
B)  mind and body to be separate entities. 
C)  reality to exist only when perceived by an observer. 
D)  the senses as the source of knowledge.

Question 19

The first electroencephalogram (EEG)recordings were made by

Accepted Answer

A)  Phelps and Hoffman. 
B)  Wilhelm Röntgen. 
C)  Hans Berger. 
D)  Hounsfield and Cormack.

Question 20

The Egyptian author of the Edwin Smith Surgical Papyrus provided accurate descriptions of the

Accepted Answer

A)  peripheral nervous system. 
B)  meninges and cortical convolutions. 
C)  lobes of the cortex. 
D)  cells of the nervous system.

Exam 1: Introducing Biological Psychology