#1
At what age do infants typically start to roll over?
6 months
ExplanationRolling over typically begins around 6 months as part of motor development.
#2
Which of the following is a typical milestone of motor development in a 9-month-old infant?
Crawling on hands and knees
ExplanationCrawling on hands and knees is a common milestone in motor development for 9-month-old infants.
#3
What is the term for the tendency for infants to cry when their caregiver leaves?
Separation anxiety
ExplanationThe term for the tendency of infants to cry when their caregiver leaves is separation anxiety.
#4
Which of the following is a typical milestone of cognitive development in early childhood?
Counting to ten
ExplanationCounting to ten is a typical milestone of cognitive development in early childhood, indicating numerical understanding.
#5
What is the term for the stage of prenatal development that occurs from conception to two weeks?
Germinal stage
ExplanationThe germinal stage is the initial stage of prenatal development lasting from conception to two weeks.
#6
Which of the following is a typical milestone of social development in infancy?
Developing stranger anxiety
ExplanationDeveloping stranger anxiety is a typical milestone of social development in infancy.
#7
What is the term for a reflex in which a newborn baby turns its head in the direction of a touch on the cheek?
Rooting reflex
ExplanationThe rooting reflex is when a newborn turns its head towards a touch on the cheek, aiding in feeding.
#8
Which area of the brain is primarily responsible for language processing?
Temporal lobe
ExplanationThe temporal lobe is mainly responsible for processing language in the brain.
#9
Which of the following is a milestone typically achieved during the sensorimotor stage of development according to Piaget's theory?
Object permanence
ExplanationObject permanence, understanding objects exist even when not seen, is a significant milestone in Piaget's sensorimotor stage.
#10
What is the term for the process by which neurons form new connections in response to experience?
Neuroplasticity
ExplanationNeuroplasticity refers to the brain's ability to reorganize itself by forming new neural connections throughout life.
#11
Which of the following is a typical milestone of physical development in middle childhood?
Increase in fine motor skills
ExplanationAn increase in fine motor skills is a typical milestone of physical development in middle childhood.
#12
Which of the following is a typical milestone of emotional development in early childhood?
Experiencing stranger anxiety
ExplanationExperiencing stranger anxiety is a typical milestone of emotional development in early childhood.
#13
What is the term for the process by which unused synaptic connections in the brain atrophy and die off?
Pruning
ExplanationPruning refers to the removal of unused synaptic connections in the brain, allowing for more efficient neural communication.
#14
Which of the following is a typical milestone of social development in adolescence?
Establishing intimate relationships
ExplanationEstablishing intimate relationships is a typical milestone of social development in adolescence, reflecting increased social maturity.
#15
Which area of the brain is primarily responsible for regulating emotions?
Limbic system
ExplanationThe limbic system, including structures like the amygdala, plays a key role in regulating emotions.