Deck 2: Historical Perspectives

Question 1

What is the main disadvantage of the lesion method?

A)It is difficult to identify patients with lesions to study.
B)It does not allow us to directly investigate the functions of a particular brain area.
C)It is expensive and time-consuming.
D)It cannot be used in infants.

Answer 1

B

Question 2

In electroencephalography (EEG) metal electrodes are positioned on the scalp and amplified.How many electrodes are generally used?

A)Around 5
B)Between 20 and 100
C)Around 500
D)Over 1000

Answer 2

B

Question 3

All research with animals must be approved by an ethical review board.In general, what are the types of individuals who must be represented on such a board?

A)Researchers and scientists.
B)Scientists and veterinarians.
C)A veterinarian and members of the community.
D)One researcher, veterinarian, a member of the community, and a non-scientist.

Answer 3

D

Question 4

A person who has sustained damage to their right hemisphere would have cognitive deficits with which of the following?

A)Global processing of linguistic and symbolic information
B)Local processing of linguistic and symbolic information
C)Processing linguistic and symbolic information
D)Processing symbolic information

Question 5

A double dissociation occurs when…

A)one brain lesion causes a disruption in Function A but not Function B, whereas a different lesion causes a disruption in Function B but not Function A
B)one brain lesion causes disruptions in Function A and Function B
C)two brain lesions cause disruptions in the same function
D)one brain lesion causes a disruption in Function A but not Function B, whereas a different lesion causes a disruption in Function A and Function B

Question 6

Which of the following would be considered a disconnection syndrome?

A)Dichotic listening
B)Double dissociation
C)Damage to Broca's area
D)Conduction aphasia

Question 7

Who introduced the idea of localization of function?

A)Galen
B)Sperry
C)Milner
D)Broca

Question 8

The method that allows scientists to make inferences about what function a brain region performs from observing what behaviors are compromised or absent after damage to that region is known as:

A)Electrophysiological method
B)Physiological method
C)Lesion method
D)Observation method

Question 9

Scientists made many important linkages between the brain and behavior in their interactions with many veterans of the two World Wars, especially those who had sustained missile wounds.What technique did they use to show damaged areas of the skull?

A)Surgery
B)X-rays
C)Electroencephalography
D)Computerized Axial Tomography (CAT, or CT)

Question 10

In EEG, the small region of electrical current with a positive and negative endpoints is called:

A)A waveform
B)An event-related potential
C)A dipole
D)A component

Question 11

In positron emission tomography (PET), what type of molecules are introduced into the blood supply and carried to the brain?

A)Radioactive molecules
B)Negatively-charged molecules
C)Positively-charged molecules
D)Non-charged molecules

Question 12

Which of the following is a major limitation of EEG:

A)It has poor temporal resolution
B)It's expensive
C)Localization of activity to particular brain regions is difficult
D)Subcortical activation is preferentially recorded

Question 13

The concept that the brain is composed of different subsystems (or modules), located in specific regions of brain tissue is known as:

A)Lateralization of function
B)Localization of function
C)Lateralization of structure
D)Localization of structure

Question 14

Which case study approach allows researchers to determine the variability across individuals as well as the degree to which the overall group average typifies the behaviour of individuals in the group?

A)Single-case study
B)Independent case study
C)Group case study
D)Multiple-case study

Question 15

Which method uses X-rays to provide information about the density of structures, with those most dense, such as the skull, appearing in white, cerebrospinal fluid as dark gray, and brain tissue as light gray?

A)Electroencephalography (EEG)
B)Positron emission tomography (PET)
C)Magnetic resonance imaging (MRI)
D)Computerized axial tomography (CAT)

Question 16

What is EEG typically used to detect in a clinical setting?

A)Epilepsy
B)Schizophrenia
C)Memory loss
D)Lesions

Question 17

Which of these is not a disadvantage of PET?

A)The number of scans an individual can undergo in a year is limited.
B)It cannot be used with individuals who have metal in their bodies or pacemakers.
C)Time periods required to obtain a picture of brain activity are typically long.
D)Requires expensive equipment that is not easily available.

Question 18

What is severed in the split-brain procedure?

A)Basal ganglia
B)Thalamus
C)Corpus callosum
D)Cerebellum

Question 19

If a participant in an EEG experiment shows pronounced alpha activity what can we conclude about his or her cognitive state?

A)The participant is tired
B)The participant is alert
C)The participant is asleep
D)The participant is upset

Question 20

The Wada technique is used to determine which hemisphere is responsible for speech output in patients.Which of the following is true?

A)It revealed that the right hemisphere is dominant for speech in 95% of right-handers.
B)It revealed that the left hemisphere is dominant for speech in 50% of right-handers.
C)It revealed that the left hemisphere is dominant for speech in 95% of right-handers.
D)It revealed that the left hemisphere is dominant for speech in 95% of left-handers.