#1
What is the average weight of a newborn baby?
Around 7 pounds
ExplanationTypical birth weight for newborns.
#2
What is the term for an infant's instinctive response to turn their head in the direction of a touch on their cheek?
Rooting reflex
ExplanationRooting reflex: turning head toward cheek touch.
#3
What is the term for an infant's ability to understand that objects continue to exist even when they are out of sight?
Object permanence
ExplanationObject permanence: awareness of objects out of sight.
#4
What is the term for the stage of sleep in which vivid dreaming occurs and rapid eye movements are observed?
REM sleep
ExplanationREM sleep: characterized by vivid dreams and rapid eye movements.
#5
Which sensory development is particularly crucial during the first year of an infant's life?
Vision
ExplanationVision development is crucial in the first year of life.
#6
At what age does an infant typically start to crawl?
4-6 months
ExplanationOnset of crawling typically occurs between 4-6 months.
#7
Which sense is the least developed in newborns?
Sight
ExplanationVision is the least developed sense in newborns.
#8
At what age does an infant typically start to say their first words?
9-12 months
ExplanationOnset of first words typically occurs at 9-12 months.
#9
Which of the following is an example of a fine motor skill in infants?
Grasping a small object with fingers
ExplanationFine motor skill: grasping small objects with fingers.
#10
At what age do most infants achieve the ability to sit without support?
6-8 months
ExplanationAbility to sit unsupported typically achieved at 6-8 months.
#11
Which of the following is a common reflex in newborns that helps them cling to their caregiver?
Grasp reflex
ExplanationGrasp reflex: aiding newborns in clinging to caregivers.
#12
What is the typical age for the eruption of a baby's first tooth?
9-12 months
ExplanationFirst teeth typically erupt between 9-12 months.
#13
Which of the following is a key motor milestone in infant development?
Rolling over
ExplanationRolling over signifies motor milestone achievement.
#14
What is the term for the emotional bond that develops between an infant and their primary caregiver?
Attachment
ExplanationAttachment: emotional bond with primary caregiver.
#15
Which milestone is typically reached last in the sequence of motor development?
Walking independently
ExplanationWalking independently is the final motor milestone.
#16
What is the term for the process by which neurons are surrounded and insulated by a layer of fat cells?
Myelination
ExplanationMyelination: insulation of neurons by fat cells.
#17
Which sensory ability is often highly developed in newborns, allowing them to recognize their caregiver's scent?
Smell
ExplanationNewborns' highly developed sense of smell aids in recognizing caregivers.