Question 1

Nadine had a stroke that was confined to the right side of her brain. What sort of task will be most difficult for Nadine, based on hemispheric lateralization studies?

Accepted Answer

A)  mathematics and logical reasoning skills
B)  fine motor coordination, such as for handwriting
C)  spatial skills, such as fitting together puzzle pieces
D)  language and communication skillsE) B) and D)
F) All of the above

Question 2

Which of the following is NOT one of the main functions of neurons?

Accepted Answer

A)  integrating information
B)  generating information
C)  transmitting information
D)  receiving informationE) None of the above
F) A) and B)

Question 3

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

Accepted Answer

A)  reduced likelihood of mental disorder
B)  low IQ scores
C)  poor hand-eye coordination
D)  creativityE) B) and C)
F) A) and C)

Question 4

Paul is wide awake and studying for an upcoming exam. While he is studying, his brain activity is being recorded using an electroencephalograph (EEG) . Which type of waves is likely to dominate Paul's EEG readings?

Accepted Answer

A)  high-voltage, high-frequency brain waves
B)  low-voltage, high-frequency brain waves
C)  high-voltage, low-frequency brain waves
D)  low-voltage, low-frequency brain wavesE) B) and C)
F) None of the above

Question 5

What has traditionally been the main reason for the characterization of the left hemisphere as the "dominant" hemisphere?

Accepted Answer

A)  evidence that the left hemisphere usually processes complex information
B)  evidence that the left hemisphere usually processes language
C)  the fact that the majority of people are right-handed
D)  evidence that patients use only their left hemisphere for processing information, after split-brain surgeryE) B) and C)
F) A) and C)

Question 6

What type of electric potential increases the likelihood that the postsynaptic neuron will fire?

Accepted Answer

A)  all-or-none potential
B)  excitatory postsynaptic potential
C)  inhibitory postsynaptic potential
D)  excitatory presynaptic potentialE) A) and B)
F) A) and C)

Question 7

What is the genetic complement of all cells in the human body, except sex cells?

Accepted Answer

A)  23 chromosomes
B)  46 chromosomes
C)  23 recessive genes and 23 dominant genes
D)  46 heterozygous pairsE) B) and D)
F) None of the above

Question 8

Shane and Blane are monozygotic twins. However, people seldom get the two brothers mixed up because Blane is almost 2 inches shorter than Shane. What can you conclude based on this evidence?

Accepted Answer

A)  Because the brothers display different phenotypes, they must also have different underlying genotypes.
B)  Even though both brothers share the same genotype, they display different phenotypes.
C)  Even though both brothers display the same phenotype, they have different genotypes.
D)  Blane is heterozygous for the "tallness" trait, and Shane is homozygous for the "tallness" trait.E) A) and D)
F) B) and C)

Question 9

Assume that trait X is primarily an inherited characteristic. Imagine that trait X is investigated using family studies, twin studies, and adoption studies. Briefly describe each of these three methods and indicate what information each would be expected to yield regarding trait X.

Accepted Answer

•Family studies: There should be more ph...

Question 10

How does nicotine function as an agonist?

Accepted Answer

A)  It stimulates some muscarinic synapses.
B)  It occupies acetylcholine receptor sites, thus blocking the action of the neurotransmitter.
C)  It stimulates some acetylcholine synapses.
D)  It inhibits some dopamine synapses.E) A) and D)
F) None of the above

Question 11

Wanda fell down some stairs and hit her head. Prior to her accident she was an excellent flute player, but she now has difficulty coordinating the finger movements required in complex musical pieces. Which of the following brain areas was likely damaged in the fall?

Accepted Answer

A)  reticular formation
B)  cerebellum
C)  amygdala
D)  temporal lobeE) A) and B)
F) A) and C)

Question 12

Which brain structure is responsible for the human ability to engage in higher mental activity such as thinking and philosophizing?

Accepted Answer

A)  hypothalamus
B)  corpus callosum
C)  cerebellum
D)  cerebrumE) C) and D)
F) B) and D)

Question 13

What do we call a pairing of genes with one dominant and one recessive gene?

Accepted Answer

A)  homozygous
B)  phenotypic
C)  heterozygous
D)  polygenicE) B) and C)
F) A) and D)

Question 14

Chase is using a single earphone to listen in on a conversation. Based on the research that investigated hemispheric specialization in intact brains, what could we suggest in order for Chase to recognize the words he hears most quickly?

Accepted Answer

A)  put the earphone in his right ear
B)  hum lightly to cancel out the background noise
C)  close his eyes while he listens to the conversation
D)  keep switching the earphone from ear to earE) C) and D)
F) B) and C)

Question 15

Erin suffered a brain injury and her neurologist has told her that there is damage to her reticular formation. Which of the following symptoms is Erin most likely to experience?

Accepted Answer

A)  loss of fine motor coordination
B)  disruption of her sleep and wake cycles
C)  inability to initiate movement
D)  inability to accurately locate objects in spaceE) None of the above
F) All of the above

Question 16

Which of the following carry genetic information in the form of DNA?

Accepted Answer

A)  nucleotides
B)  chromosomes
C)  ribosomes
D)  rhizomesE) A) and B)
F) B) and C)

Question 17

What is the term for determining the location of specific genes on specific chromosomes?

Accepted Answer

A)  chromosomal atlasing
B)  phenomapping
C)  genome projection
D)  genetic mappingE) B) and C)
F) None of the above

Question 18

On a typical neuron, which structure receives the information, and which structure sends information to other neurons?

Accepted Answer

A)  dendrites receive; axons send
B)  axons send; synapses receive
C)  dendrites receive; synapses send
D)  axons receive; dendrites sendE) B) and C)
F) A) and D)

Question 19

What are three basic components of most neurons?

Accepted Answer

A)  vesicles, terminal buttons, synapses
B)  myelin, nodes, axon terminals
C)  cell body, axon, dendrites
D)  hindbrain, midbrain, forebrainE) A) and C)
F) A) and B)

Question 20

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

Accepted Answer

A)  unsympathetic
B)  somatic
C)  parasympathetic
D)  sympatheticE) A) and C)
F) A) and D)

Exam 3: A:The Biological Bases of Behaviour

What is the term for determining the location of specific genes on specific chromosomes?

Correct AnswerverifiedShow Answer

Chase is using a single earphone to listen in on a conversation. Based on the research that investigated hemispheric specialization in intact brains, what could we suggest in order for Chase to recognize the words he hears most quickly?

Correct AnswerverifiedShow Answer

Shane and Blane are monozygotic twins. However, people seldom get the two brothers mixed up because Blane is almost 2 inches shorter than Shane. What can you conclude based on this evidence?

Correct AnswerverifiedShow Answer

How does nicotine function as an agonist?

Correct AnswerverifiedShow Answer

Which of the following carry genetic information in the form of DNA?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

On a typical neuron, which structure receives the information, and which structure sends information to other neurons?

Correct AnswerverifiedShow Answer

What do we call a pairing of genes with one dominant and one recessive gene?

Correct AnswerverifiedShow Answer

Which brain structure is responsible for the human ability to engage in higher mental activity such as thinking and philosophizing?

Correct AnswerverifiedShow Answer

What type of electric potential increases the likelihood that the postsynaptic neuron will fire?

Correct AnswerverifiedShow Answer

Nadine had a stroke that was confined to the right side of her brain. What sort of task will be most difficult for Nadine, based on hemispheric lateralization studies?

Correct AnswerverifiedShow Answer

Assume that trait X is primarily an inherited characteristic. Imagine that trait X is investigated using family studies, twin studies, and adoption studies. Briefly describe each of these three methods and indicate what information each would be expected to yield regarding trait X.

Correct Answerverified•Family studies: There should be more ph...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

Wanda fell down some stairs and hit her head. Prior to her accident she was an excellent flute player, but she now has difficulty coordinating the finger movements required in complex musical pieces. Which of the following brain areas was likely damaged in the fall?

Correct AnswerverifiedShow Answer

What has traditionally been the main reason for the characterization of the left hemisphere as the "dominant" hemisphere?

Correct AnswerverifiedShow Answer

Paul is wide awake and studying for an upcoming exam. While he is studying, his brain activity is being recorded using an electroencephalograph (EEG) . Which type of waves is likely to dominate Paul's EEG readings?

Correct AnswerverifiedShow Answer

What are three basic components of most neurons?

Correct AnswerverifiedShow Answer

Which of the following is NOT one of the main functions of neurons?

Correct AnswerverifiedShow Answer

What is the genetic complement of all cells in the human body, except sex cells?

Correct AnswerverifiedShow Answer

Erin suffered a brain injury and her neurologist has told her that there is damage to her reticular formation. Which of the following symptoms is Erin most likely to experience?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
•Family studies: There should be more ph...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified