PSYCH 140 EXAM 3 QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026
according to piaget, in which of the sensorimotor stage's substage do infants experiment with toys,
such as by playing with an object in different ways? - Answers tertiary circular reactions
in which sensorimotor substage do infants learn to use symbols? - Answers internalization of
schemes
which of the following sensorimotor substages occurs last, according to Piaget: Primary circular
reactions, tertiary circular reactions, or coordination of secondary circular reactions
A. primary circular reactions
B. tertiary circular reactions
C.coordination of secondary circular reactions - Answers B. tertiary circular reactions
what is the name of the successful outcome of Ainsworth's strange situations? Hint: it is an
attachment style - Answers secure attachment
Baby fat usually peaks at ________ months of age. - Answers nine
the ____ reflex involves a baby turning her head when her cheek is touched - Answers rooting
T/F infancy is one of the most rapid periods of development across the lifespan - Answers true
REM stands for rapid eye ________ - Answers movement
T?F two year olds weigh, on average, about 30 pounds - Answers true
T/F early in life, infants have far more neural connections than they need - Answers true
T/F gross motor skills generally develop before fine motor skills - Answers true
T/F Piaget emphasized the role of the individual in constructing knowledge - Answers true
18-month-old Marta was really upset when her mom left in the morning for work and cried for a long
time at daycare. However, Marta doesn't seem very happy to see mom when she returns. She doesn't
hug her back when she tries to hug her while picking her up. Instead, she just grabs onto her leg and
stands there while she waits to leave. With what attachment style would Ainsworth most likely
classify Marta? - Answers anxious-ambivalent
how is an infant's achievement of object permanence related to her ability to bond with her parents?
- Answers needs to be able to remember parents in order to attach
the _______ reflex can be observed when infants make stepping motions when help above a table or
other surface - Answers stepping
the ______ reflex can be observed when adult places her finger in an infant's palm, and the infant
immediately closes his fingers around the adult finger - Answers grasping
T/F the palmer grasp is usually pretty flaccid and weak - Answers false
which of the following sensorimotor substages occurs first according to Piaget
A. secondary circular
B. simple reflexes
C. primary circular - Answers B. simple reflexes
T/F infants are born with the understanding that objects can exist even if they cant be seen - Answers
false
what is the name of the experimental situation that Mary Ainsworth created to assess attachment? -
Answers strange situation classification
T/F most infants studied in Ainsworth's strange situation are categorized as being securely attached -
Answers true
T/F REM sleep makes up roughly half of an infant's sleep cycle? - Answers true
T/F infants' heads are disproportionately small compared to the rest of their bodies - Answers false
the _______ reflex is a startle response in which the infant arches his back and flings out his arms and
legs - Answers moro
choose the correct option from the set of three choices: at birth, in infancy, in early childhood
Infants have all or nearly all of their neurons - Answers at birth
choose the correct option from the set of three choices: at birth, in infancy, in early childhood
Neural pruning occurs - Answers in early childhood
choose the correct option from the set of three choices: at birth, in infancy, in early childhood
Rapid connections are made between neurons - Answers in infancy
which sensorimotor substage is the first one in which an infant can intentionally pick up a toy and
intentionally play with it
A. primary circular reactions
B. secondary circular reactions
according to piaget, in which of the sensorimotor stage's substage do infants experiment with toys,
such as by playing with an object in different ways? - Answers tertiary circular reactions
in which sensorimotor substage do infants learn to use symbols? - Answers internalization of
schemes
which of the following sensorimotor substages occurs last, according to Piaget: Primary circular
reactions, tertiary circular reactions, or coordination of secondary circular reactions
A. primary circular reactions
B. tertiary circular reactions
C.coordination of secondary circular reactions - Answers B. tertiary circular reactions
what is the name of the successful outcome of Ainsworth's strange situations? Hint: it is an
attachment style - Answers secure attachment
Baby fat usually peaks at ________ months of age. - Answers nine
the ____ reflex involves a baby turning her head when her cheek is touched - Answers rooting
T/F infancy is one of the most rapid periods of development across the lifespan - Answers true
REM stands for rapid eye ________ - Answers movement
T?F two year olds weigh, on average, about 30 pounds - Answers true
T/F early in life, infants have far more neural connections than they need - Answers true
T/F gross motor skills generally develop before fine motor skills - Answers true
T/F Piaget emphasized the role of the individual in constructing knowledge - Answers true
18-month-old Marta was really upset when her mom left in the morning for work and cried for a long
time at daycare. However, Marta doesn't seem very happy to see mom when she returns. She doesn't
hug her back when she tries to hug her while picking her up. Instead, she just grabs onto her leg and
stands there while she waits to leave. With what attachment style would Ainsworth most likely
classify Marta? - Answers anxious-ambivalent
how is an infant's achievement of object permanence related to her ability to bond with her parents?
- Answers needs to be able to remember parents in order to attach
the _______ reflex can be observed when infants make stepping motions when help above a table or
other surface - Answers stepping
the ______ reflex can be observed when adult places her finger in an infant's palm, and the infant
immediately closes his fingers around the adult finger - Answers grasping
T/F the palmer grasp is usually pretty flaccid and weak - Answers false
which of the following sensorimotor substages occurs first according to Piaget
A. secondary circular
B. simple reflexes
C. primary circular - Answers B. simple reflexes
T/F infants are born with the understanding that objects can exist even if they cant be seen - Answers
false
what is the name of the experimental situation that Mary Ainsworth created to assess attachment? -
Answers strange situation classification
T/F most infants studied in Ainsworth's strange situation are categorized as being securely attached -
Answers true
T/F REM sleep makes up roughly half of an infant's sleep cycle? - Answers true
T/F infants' heads are disproportionately small compared to the rest of their bodies - Answers false
the _______ reflex is a startle response in which the infant arches his back and flings out his arms and
legs - Answers moro
choose the correct option from the set of three choices: at birth, in infancy, in early childhood
Infants have all or nearly all of their neurons - Answers at birth
choose the correct option from the set of three choices: at birth, in infancy, in early childhood
Neural pruning occurs - Answers in early childhood
choose the correct option from the set of three choices: at birth, in infancy, in early childhood
Rapid connections are made between neurons - Answers in infancy
which sensorimotor substage is the first one in which an infant can intentionally pick up a toy and
intentionally play with it
A. primary circular reactions
B. secondary circular reactions
