Question 1

Write a coherent and informative paragraph incorporating each of the following terms or concepts: injury; induction; regulation; differentiation

Accepted Answer

Injury can lead to the induction of vari...

Question 2

Discuss briefly the process by which knockout mice are developed and the advantages and disadvantages of using these animals for research.

Accepted Answer

Knockout mice are developed through a pr...

Question 3

Trauma that affects the central nervous system of a human embryo between 22 and 24 days after fertilization would not affect

Accepted Answer

A)   neural crest formation.
B)   brain formation.
C)   neurogenesis in the forebrain.
D)   Both b and cE) A) and B)
F) A) and C)

Question 4

Describe the treatment for amblyopia in children, noting when this procedure must be carried out and why it cannot be carried out later in life.

Accepted Answer

Amblyopia, also known as lazy eye, is a ...

Question 5

Which of the following does not normally change during the life span?

Accepted Answer

A)   Genotype
B)   Phenotype
C)   Synaptic structure
D)   All of the aboveE) A) and D)
F) None of the above

Question 6

Which of the following does not decline between birth and age 24?

Accepted Answer

A)   Quantity of synapses
B)   Grey matter volume
C)   Hippocampal volume
D)   Cortical surface areaE) None of the above
F) A) and D)

Question 7

Senile plaques found in the brains of Alzheimer's patients are formed from a buildup of

Accepted Answer

A)   Tau.
B)   -amyloid.
C)   APP.
D)   ApoE.E) C) and D)
F) B) and C)

Question 8

Which disorder is a chromosomal abnormality that produces abnormal formation of dendritic spines?

Accepted Answer

A)   PKU
B)   Multiple sclerosis
C)   Fragile X syndrome
D)   Alzheimer's diseaseE) C) and D)
F) All of the above

Question 9

Cognitive impairments, stunted growth, and abnormal facial features, including a sunken nasal bridge and altered shape of the nose and eyelids are associated with _______ syndrome.

Accepted Answer

The answer of Cognitive impairments, stunted growth, and abnormal facial...

Question 10

Which of the following is the most influential in the development and maintenance of brain and behavior?

Accepted Answer

A)   Genetic makeup
B)   Experience
C)   Genetic makeup and experience are equally influential.
D)   Neither Genetic makeup nor experience are influential.E) C) and D)
F) A) and C)

Question 11

Depriving a monkey of vision in one eye early in life results in

Accepted Answer

A)   the absence of neural activity in brain cells on the same side.
B)   enhanced responses to stimuli received by the deprived eye.
C)   profound ocular dominance.
D)   minimal long-lasting changes.E) B) and C)
F) A) and C)

Question 12

If the optic nerve of a frog is cut and the eye is rotated 180 degrees, the frog will _______ that eye a few months later.

Accepted Answer

A)   be blind in
B)   orient normally to stimuli presented to
C)   refuse to use
D)   orient abnormally to stimuli presented toE) B) and C)
F) None of the above

Question 13

Which of the following is(are)  not associated with growth cones?

Accepted Answer

A)   Filopodia
B)   Mitotic lineage
C)   Dendrites
D)   AxonsE) C) and D)
F) A) and C)

Question 14

Which process occurs to only a limited extent after birth?

Accepted Answer

A)   Synaptogenesis
B)   Glial cell formation
C)   Neurogenesis
D)   MyelinationE) A) and B)
F) None of the above

Question 15

Evidence shows that in _______ whose optic nerve has been damaged, _______.

Accepted Answer

A)   adult cats; the retinal axons will grow back to the visual cortex, but not to their original positions on the visual cortex
B)   adult frogs; the retinal axons will grow back to their original positions on the tectum
C)   a human child; reconnecting the retinal axons when they are an adult will restore their vision
D)   adult frogs; the retinal axons will grow back to the tectum, but the frog will not regain its ability to see.E) B) and C)
F) B) and D)

Question 16

In mammals, the developmental formation of _______ vision within the brain can be prevented by eliminating input from one eye.

Accepted Answer

The answer of In mammals, the developmental formation of _______...

Question 17

Which statement about the development of Alzheimer's is true?

Accepted Answer

A)   People with one or two copies of the NGF gene are less likely to exhibit Alzheimer's.
B)   A greater risk of developing Alzheimer's is associated with having one or more copies of the ApoE4 version of the gene for apolipoprotein
C)   People with functional genes for presenilin are less likely to develop -amyloid plaques.
D)   A greater risk of developing Alzheimer's is associated with having two or more copies of the ApoE version of the gene for apolipoproteinE) A) and B)
F) None of the above

Question 18

Children who have inherited PKU can be helped by

Accepted Answer

A)   genotype.
B)   dietary manipulation.
C)   blood transfusions.
D)   gene therapy.E) All of the above
F) C) and D)

Question 19

Research indicates that observable differences between clones or between identical twins are due to

Accepted Answer

A)   experience.
B)   experience and methylation.
C)   genomic sequence differences.
D)   teratogens.E) All of the above
F) A) and B)

Question 20

A vertebrate born with damage to the rhombencephalon is also likely to have damage to the

Accepted Answer

A)   metencephalon.
B)   mesencephalon.
C)   telencephalon.
D)   diencephalon.E) A) and B)
F) B) and D)

Exam 7: Life-Span Development of the Brain and Behavior

Which of the following is the most influential in the development and maintenance of brain and behavior?

Correct AnswerverifiedShow Answer

Which of the following does not normally change during the life span?

Correct AnswerverifiedShow Answer

Which disorder is a chromosomal abnormality that produces abnormal formation of dendritic spines?

Correct AnswerverifiedShow Answer

Depriving a monkey of vision in one eye early in life results in

Correct AnswerverifiedShow Answer

Discuss briefly the process by which knockout mice are developed and the advantages and disadvantages of using these animals for research.

Correct AnswerAnswered by ExamLex AIKnockout mice are developed through a pr...View AnswerShow Answer

Write a coherent and informative paragraph incorporating each of the following terms or concepts: injury; induction; regulation; differentiation

Correct AnswerAnswered by ExamLex AIInjury can lead to the induction of vari...View AnswerShow Answer

Which of the following is(are) not associated with growth cones?

Correct AnswerverifiedShow Answer

Which process occurs to only a limited extent after birth?

Correct AnswerverifiedShow Answer

Research indicates that observable differences between clones or between identical twins are due to

Correct AnswerverifiedShow Answer

Children who have inherited PKU can be helped by

Correct AnswerverifiedShow Answer

Which statement about the development of Alzheimer's is true?

Correct AnswerverifiedShow Answer

In mammals, the developmental formation of _______ vision within the brain can be prevented by eliminating input from one eye.

Correct AnswerverifiedShow Answer

Evidence shows that in _______ whose optic nerve has been damaged, _______.

Correct AnswerverifiedShow Answer

A vertebrate born with damage to the rhombencephalon is also likely to have damage to the

Correct AnswerverifiedShow Answer

Describe the treatment for amblyopia in children, noting when this procedure must be carried out and why it cannot be carried out later in life.

Correct AnswerAnswered by ExamLex AIAmblyopia, also known as lazy eye, is a ...View AnswerShow Answer

Trauma that affects the central nervous system of a human embryo between 22 and 24 days after fertilization would not affect

Correct AnswerverifiedShow Answer

Which of the following does not decline between birth and age 24?

Correct AnswerverifiedShow Answer

Cognitive impairments, stunted growth, and abnormal facial features, including a sunken nasal bridge and altered shape of the nose and eyelids are associated with _______ syndrome.

Correct AnswerverifiedShow Answer

Senile plaques found in the brains of Alzheimer's patients are formed from a buildup of

Correct AnswerverifiedShow Answer

If the optic nerve of a frog is cut and the eye is rotated 180 degrees, the frog will _______ that eye a few months later.

Correct AnswerverifiedShow Answer

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Answered by ExamLex AI
Knockout mice are developed through a pr...
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Injury can lead to the induction of vari...
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Correct Answer
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Evidence shows that in _ whose optic nerve has been damaged, _.

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Amblyopia, also known as lazy eye, is a ...
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