1
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Brain Story Questions and Answers (100%
Correct Answers) Already Graded A+
Brain Development starts shortly after conception. The brain is
considered mature around the age of:—Ans: 25
Order these stages of development from greatest plasticity to
least—Ans: Early childhood, late childhood, adolescence,
adulthood
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The age at which a human brain has the most connections
between neurons is:—Ans: 3
How do experiences shape the developing brain?—Ans: They
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influence which neural connections are strengthened and which
are pruned away
Different abilities, and their underlying neural circuits, develop in a
bottom-up sequence during sensitive periods. Put the following
abilities in the correct sequence of development.—Ans: Sensory
abilities, motor skills, emotional skills, executive function skills
At what stage of development do negative experiences influence
the architecture of the developing brain?—Ans: At any stage of
development
Most traits and diseases in humans are derived from:—Ans: The
interaction between genes and environmental influences
Which of the following is an example of an epigenetic effect?—
Ans: An environmental factor modifies the area surrounding a
gene such that its expression decreases
Which gene has been shown to be epigenetically modified by the
quality of maternal care in rat offspring?—Ans: The glucocorticoid
receptor gene
What happens to the stress response system when the
glucocorticoid receptor gene is epigenetically modified such that
, 2
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it is less active and produces fewer receptors?—Ans: The stress
response increases
What pre-exisiting condition(s) are associated with epigenetic
modification of the glucocorticoid receptor gene in victims of
suicide?—Ans: Childhood maltreatment
Which of the following outcomes is NOT related to the quality of
parental care a child receives?—Ans: Manual dexterity
Which two hormones are involved in initiating our response to
stress?—Ans: Cortisol and adrenalin
Which of the following answers best describes the difference
between tolerable and toxic stress in a child?—Ans: Tolerable
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stress is buffered by supportive adult relationships but toxic stress is
not
Allostatic changes due to activation of the stress response can
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produce allostatic load on the body and brain. Which of the
following pairs does NOT correctly identify an allostatic change
and its corresponding allostatic load?—Ans: Silencing of the
glucocorticoid receptor gene and glucocorticoid resistance
Early life stress is associated with what physiological change in
adulthood?—Ans: All of the above
Which of these answers below correctly identifies the brain
structures involved in mediating our responses to stress?—Ans: Pre-
frontal cortex, hippocampus, amygdala, hypothalamus, pituitary
gland
Which is the most common source of childhood toxic stress in
western countries?—Ans: Neglect
Which of the following is a function of cortisol's activity during
stress?—Ans: Shuts down cortisol release
The main impact of the Nurse Family Partnership Program is that it
(choose the best answer):—Ans: Helps to strengthen the
relationship between parents and their children and reduces toxic
stress
For Expert help and assignment solutions, +254707240657
Brain Story Questions and Answers (100%
Correct Answers) Already Graded A+
Brain Development starts shortly after conception. The brain is
considered mature around the age of:—Ans: 25
Order these stages of development from greatest plasticity to
least—Ans: Early childhood, late childhood, adolescence,
adulthood
© 2025 Assignment Expert
The age at which a human brain has the most connections
between neurons is:—Ans: 3
How do experiences shape the developing brain?—Ans: They
Guru01 - Stuvia
influence which neural connections are strengthened and which
are pruned away
Different abilities, and their underlying neural circuits, develop in a
bottom-up sequence during sensitive periods. Put the following
abilities in the correct sequence of development.—Ans: Sensory
abilities, motor skills, emotional skills, executive function skills
At what stage of development do negative experiences influence
the architecture of the developing brain?—Ans: At any stage of
development
Most traits and diseases in humans are derived from:—Ans: The
interaction between genes and environmental influences
Which of the following is an example of an epigenetic effect?—
Ans: An environmental factor modifies the area surrounding a
gene such that its expression decreases
Which gene has been shown to be epigenetically modified by the
quality of maternal care in rat offspring?—Ans: The glucocorticoid
receptor gene
What happens to the stress response system when the
glucocorticoid receptor gene is epigenetically modified such that
, 2
For Expert help and assignment solutions, +254707240657
it is less active and produces fewer receptors?—Ans: The stress
response increases
What pre-exisiting condition(s) are associated with epigenetic
modification of the glucocorticoid receptor gene in victims of
suicide?—Ans: Childhood maltreatment
Which of the following outcomes is NOT related to the quality of
parental care a child receives?—Ans: Manual dexterity
Which two hormones are involved in initiating our response to
stress?—Ans: Cortisol and adrenalin
Which of the following answers best describes the difference
between tolerable and toxic stress in a child?—Ans: Tolerable
© 2025 Assignment Expert
stress is buffered by supportive adult relationships but toxic stress is
not
Allostatic changes due to activation of the stress response can
Guru01 - Stuvia
produce allostatic load on the body and brain. Which of the
following pairs does NOT correctly identify an allostatic change
and its corresponding allostatic load?—Ans: Silencing of the
glucocorticoid receptor gene and glucocorticoid resistance
Early life stress is associated with what physiological change in
adulthood?—Ans: All of the above
Which of these answers below correctly identifies the brain
structures involved in mediating our responses to stress?—Ans: Pre-
frontal cortex, hippocampus, amygdala, hypothalamus, pituitary
gland
Which is the most common source of childhood toxic stress in
western countries?—Ans: Neglect
Which of the following is a function of cortisol's activity during
stress?—Ans: Shuts down cortisol release
The main impact of the Nurse Family Partnership Program is that it
(choose the best answer):—Ans: Helps to strengthen the
relationship between parents and their children and reduces toxic
stress
