Question 1

Most infants are able to inch forward on their bellies by the age of _____ months.

Accepted Answer

A)   5
B)   8
C)   10
D)   12

Question 2

By _____ months of age, around 50 percent of babies can usually sit up unsupported.

Accepted Answer

A)   2
B)   4
C)   6
D)   8

Question 3

What three factors contribute to the ability to walk?

Accepted Answer

A)   muscle strength, parental teaching, practice
B)   brain maturation, parental teaching, muscle strength
C)   parental teaching, practice, brain maturation
D)   muscle strength, brain maturation, practice

Question 4

Synapses are _____.

Accepted Answer

A)   intersections where the axons of one neuron meet the dendrites of another neuron
B)   where neurons make direct contact with one another
C)   chemical structures that allow dendrites to send their messages to axons
D)   the area where neurons determine whether a stimulus exceeds the absolute threshold or not

Question 5

Co-sleeping may be harmful to the baby if the mother _____.

Accepted Answer

A)   is in a fetal position around the baby
B)   is a light sleeper
C)   is drugged or drunk
D)   awakens frequently

Question 6

Twelve-month-old Emily has slept in her parents' bed since she was born. This custom is called _____.

Accepted Answer

A)   co-bedding
B)   shared sleep
C)   sleep accommodation
D)   co-sleeping

Question 7

The process through which unused dendrites atrophy and die is called _____.

Accepted Answer

A)   pruning
B)   degeneration
C)   transitional exuberance
D)   myelination

Question 8

A newborn's brain weight is _____ an adult's brain weight.

Accepted Answer

A)   greater than
B)   the same as
C)   50 percent of
D)   25 percent of

Question 9

One risk associated with SIDS is _____.

Accepted Answer

A)   being born past one's due date
B)   having a mother who drank alcohol during the pregnancy
C)   putting an infant to sleep on his or her back
D)   using a lambskin blanket

Question 10

Newborns' sense of touch allows them to _____.

Accepted Answer

A)   determine who is touching them
B)   be comforted by their caregiver
C)   feel no pain
D)   make up for their lack of hearing at birth

Question 11

Parents are told that their newborn is in the 90th percentile for height. This means that their child is _____.

Accepted Answer

A)   above average in height.
B)   below average in height.
C)   average in height.
D)   90 percent of the desired height for his weight.

Question 12

Whenever the eyes, ears, tongue, skin, or mouth detect a stimulus, a(n)  _____ has occurred.

Accepted Answer

A)   perception
B)   interpretation
C)   sensation
D)   response

Question 13

_____ is the thick, high-calorie fluid that is secreted by a new mother's breasts in the days immediately following birth.

Accepted Answer

A)   Collodion
B)   Colostrum
C)   Breast milk
D)   Glucose

Question 14

A basic nerve cell in the central nervous system is called a(n)  _____.

Accepted Answer

A)   frontal cell
B)   axon
C)   dendrite
D)   neuron

Question 15

A life-threatening condition that occurs when infants are shaken back and forth sharply and quickly is called _____.

Accepted Answer

A)   self-righting
B)   head-sparing
C)   shaken baby syndrome
D)   transient exuberance

Question 16

Which statement describes the brain's cortex?

Accepted Answer

A)   It is found in the center of the brain and is responsible for primitive emotions and reflexes.
B)   It makes up a small percentage of the outer brain and is responsible for movement.
C)   It makes up the outer layers of the brain and is responsible for thinking, feeling, and sensing.
D)   It is the gray matter of the brain where the intersections of dendrites and axons form.

Question 17

For which illness is an immunization NOT available?

Accepted Answer

A)   malaria
B)   measles
C)   whooping cough
D)   smallpox

Question 18

Transient exuberance is the _____.

Accepted Answer

A)   rapid growth of dendrites during the first few years of life
B)   high energy that toddlers experience following a nap
C)   friendliness that infants display prior to the onset of stranger wariness
D)   rapid growth of axons during the first few years of life

Question 19

Large movements that coordinate many parts of the body are known as _____ motor skills.

Accepted Answer

A)   athletic
B)   fine
C)   primitive
D)   gross

Question 20

Binocular vision refers to the ability to _____.

Accepted Answer

A)   focus on objects at a distance
B)   bring an object in and out of focus
C)   focus on an object with both eyes
D)   visually distinguish between similar colors

Exam 5: Seciton 3: the First Two Years: Biosocial Development

What three factors contribute to the ability to walk?

Correct AnswerverifiedShow Answer

_____ is the thick, high-calorie fluid that is secreted by a new mother's breasts in the days immediately following birth.

Correct AnswerverifiedShow Answer

Transient exuberance is the _____.

Correct AnswerverifiedShow Answer

For which illness is an immunization NOT available?

Correct AnswerverifiedShow Answer

A life-threatening condition that occurs when infants are shaken back and forth sharply and quickly is called _____.

Correct AnswerverifiedShow Answer

Most infants are able to inch forward on their bellies by the age of _____ months.

Correct AnswerverifiedShow Answer

One risk associated with SIDS is _____.

Correct AnswerverifiedShow Answer

Synapses are _____.

Correct AnswerverifiedShow Answer

The process through which unused dendrites atrophy and die is called _____.

Correct AnswerverifiedShow Answer

Whenever the eyes, ears, tongue, skin, or mouth detect a stimulus, a(n) _____ has occurred.

Correct AnswerverifiedShow Answer

Parents are told that their newborn is in the 90th percentile for height. This means that their child is _____.

Correct AnswerverifiedShow Answer

Twelve-month-old Emily has slept in her parents' bed since she was born. This custom is called _____.

Correct AnswerverifiedShow Answer

A newborn's brain weight is _____ an adult's brain weight.

Correct AnswerverifiedShow Answer

A basic nerve cell in the central nervous system is called a(n) _____.

Correct AnswerverifiedShow Answer

Binocular vision refers to the ability to _____.

Correct AnswerverifiedShow Answer

Large movements that coordinate many parts of the body are known as _____ motor skills.

Correct AnswerverifiedShow Answer

Co-sleeping may be harmful to the baby if the mother _____.

Correct AnswerverifiedShow Answer

Newborns' sense of touch allows them to _____.

Correct AnswerverifiedShow Answer

Which statement describes the brain's cortex?

Correct AnswerverifiedShow Answer

By _____ months of age, around 50 percent of babies can usually sit up unsupported.

Correct AnswerverifiedShow Answer

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