Question 1

Because the speech centre is generally located in the left hemisphere of the brain,what would a split-brain patient be unable to describe or name

Accepted Answer

A)   an object seen in the left visual field 
B)   an object felt with the right hand 
C)   an object seen in the right visual field 
D)   an object presented directly in front of him or her A

Question 2

What is the so-called "master gland" of the endocrine system

Accepted Answer

A)   gonad 
B)   pituitary 
C)   adrenal 
D)   hypothalamus B

Question 3

Which division of your nervous system handles conservation of body resources,including blood pressure reduction and the promotion of digestion

Accepted Answer

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

Question 4

Johann took some medication for his flu symptoms.Later,Johann began to feel a little faint because the medication caused his heart to beat more slowly and his blood pressure to fall.What system was likely activated by the medication

Accepted Answer

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

Question 5

Some theorists believe that the brain contains a sort of "executive control system," which is responsible for monitoring,directing,and organizing thought processes.In which area of the brain would you find this system

Accepted Answer

A)   prefrontal cortex 
B)   medial forebrain bundle 
C)   limbic system 
D)   thalamus

Question 6

Juan is in a state of high arousal.His heart is beating quickly,and he is perspiring.Which brain area is largely responsible for controlling these automatic survival responses

Accepted Answer

A)   reticular formation 
B)   thalamus 
C)   hippocampus 
D)   hypothalamus

Question 7

Which statement best describes the structure and function of all neurons in your central nervous system

Accepted Answer

A)   All neurons contain a cell body and an axon and may have other structures. 
B)   All neurons receive information via one or more dendrites and send information via one or more axons. 
C)   All neurons synapse onto another neuron to transmit an electrical signal. 
D)   All neurons receive and send information.

Question 8

Which lobe of the brain,when electrically stimulated,causes people to report physical sensations as if they had been touched

Accepted Answer

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

Question 9

If brain damage is suspected,which method is most likely to be used to assess the damage

Accepted Answer

A)   electroencephalograph (EEG)  
B)   transcranial magnetic stimulation (TMS)  
C)   electrocardiograph (ECG)  
D)   electrical stimulation of the brain (ES
B)

Question 10

What do we know about the heritability of schizophrenia

Accepted Answer

A)   Schizophrenia is primarily social in origin, rather than biological. 
B)   Schizophrenia is inherited through the male line, which is why we don't see heritability from mothers to children. 
C)   Schizophrenia is essentially a personality variant, which is highly heritable. 
D)   Schizophrenia likely results from an inherited vulnerability that interacts with experience.

Question 11

Compare and contrast lesioning and electrical stimulation of the brain.

Accepted Answer

The answer of Compare and contrast lesioning and electrical stimulation...

Question 12

Sigourney's doctors think she might have a tumour,and they would like to use a technique that will provide them with an accurate image of her brain structure.What technique are they most likely to use

Accepted Answer

A)   electrical stimulation of the brain (ES
B)   
B)   positron emission tomography (PET)  scan 
C)   computerized tomography (CT)  scan 
D)   electroencephalograph (EEG)  recording

Question 13

Uma just caught sight of a red hummingbird.The neural impulses from her eye will eventually travel to her primary visual cortex,but which brain area must they first pass through

Accepted Answer

A)   thalamus 
B)   occipital lobe 
C)   hypothalamus 
D)   hippocampus

Question 14

What is known about action potentials

Accepted Answer

A)   They travel more slowly if the incoming stimulation is less intense. 
B)   They are stronger when the incoming stimulation is more intense. 
C)   They are generated in an all-or-none fashion. 
D)   They are seldom strong enough to reach the terminal buttons.

Question 15

What is a hormone

Accepted Answer

A)   an enzyme produced by the hypothalamus 
B)   a chemical stored in the synapse 
C)   a neurotransmitter that acts on organs 
D)   a chemical secreted into the blood by a gland

Question 16

In your text,we saw that schizophrenia may be a function of abnormalities in neurotransmitter activity,structural defects in the brain,and genetic vulnerability.Which unifying theme of your text do these findings support

Accepted Answer

A)   Behaviour is determined by multiple causes. 
B)   Psychology is empirical. 
C)   Psychology evolves in a sociohistorical context. 
D)   Behaviour is shaped by our cultural heritage.

Question 17

Dr.Bashir has implanted electrodes in the brain of a rabbit.When currents of different frequencies are passed through the electrodes,the rabbit will fall into a deep sleep or suddenly awaken.Based on this information,where are the electrodes most likely implanted

Accepted Answer

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

Question 18

The voltage at a receptor site has just changed from -70 millivolts to -75 millivolts.What caused the change

Accepted Answer

A)   excitatory postsynaptic potential 
B)   influx of potassium ions 
C)   influx of sodium ions 
D)   inhibitory postsynaptic potential

Question 19

During what type of situations is the sympathetic nervous system in primary control

Accepted Answer

A)   stress 
B)   sexual 
C)   calm 
D)   fatigue

Question 20

Which of the following is associated with brains that have low levels of lateral specialization

Accepted Answer

A)   being a non-musician 
B)   being an experienced musician 
C)   being a supertaster 
D)   being colour blind

Exam 3: A: The Biological Bases of Behaviour