#1
At what age does an infant typically start to roll over?
3 months
ExplanationAround 3 months, infants develop enough strength to roll over.
#2
Which reflex in infants involves turning their head toward a touch on the cheek and opening their mouth?
Rooting reflex
ExplanationRooting reflex helps infants find food by turning toward a touch on the cheek.
#3
Which reflex causes an infant to grasp onto objects placed in their palm?
Grasping reflex
ExplanationGrasping reflex makes infants instinctively hold onto objects placed in their palm.
#4
What is the average length of a full-term newborn baby?
20 inches (51 cm)
ExplanationA full-term newborn baby typically measures around 20 inches (51 cm) in length.
#5
Which of the following is a typical reflex seen in newborns that involves the spreading of the toes in response to stroking the sole of the foot?
Babinski reflex
ExplanationBabinski reflex involves the spreading of toes when the sole of the foot is stroked.
#6
What is the fontanelle?
A soft spot on an infant's head where the skull bones haven't fused yet
ExplanationFontanelle is a soft spot on an infant's head allowing for brain growth and molding.
#7
Which of the following senses is least developed at birth?
Vision
ExplanationVision is the least developed sense in newborns.
#8
Which part of an infant's brain is primarily responsible for regulating basic life functions like breathing and heart rate?
Brainstem
ExplanationThe brainstem in infants regulates basic life functions like breathing and heart rate.
#9
Which developmental milestone typically occurs last?
Speaking first words
ExplanationSpeaking first words is a developmental milestone that typically occurs last.
#10
Which of the following is NOT a sense that newborns possess at birth?
Vision
ExplanationVision is not fully developed in newborns at birth.
#11
What is the approximate weight of a newborn baby's brain?
400 grams
ExplanationA newborn baby's brain weighs approximately 400 grams.
#12
What is the purpose of fontanels in newborns?
To allow for brain growth and accommodate head molding
ExplanationFontanels allow for brain growth and facilitate the molding of the infant's head during birth.
#13
Which of the following is a common reflex in newborns that involves the sudden extension of arms followed by bringing them together, often in response to a startle?
Moro reflex
ExplanationMoro reflex, also known as the startle reflex, involves the sudden extension and bringing together of arms.
#14
At what age does an infant typically begin to exhibit stranger anxiety?
6-9 months
ExplanationInfants typically start exhibiting stranger anxiety around 6-9 months of age.
#15
At what age does an infant typically start to develop a pincer grasp?
10-12 months
ExplanationInfants typically start to develop a pincer grasp around 10-12 months of age.