8/13/25, 3:37 AM Life span development Exam (Actual Exam 2025) | Complete Questions and Correct Answers with Rationales | Graded A+ | Verified…
Life span development Exam (Actual Exam 2025) |
Complete Questions and Correct Answers with Rationales
| Graded A+ | Verified Answers
Which of the following Answer: B
statements
regarding an infant's vital
signs is correct?
a. An infant's heart rate
generally ranges between
70 and 110 beats/min.
b. An infant's normal body
temperature is typically
higher than a
preschooler's.
c. By 6 months of age, an
infant's normal tidal
volume is 2 to 4 mL/kg.
d. An infant's normal heart
rate increases by 10
beats/min each month.
An infant's blood pressure Answer: D
typically increases with age
because:
a. the infant's total blood
volume decreases with age.
b. his or her normal
heart rate usually
increases with age.
c. as the infant gets older,
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,8/13/25, 3:37 AM Life span development Exam (Actual Exam 2025) | Complete Questions and Correct Answers with Rationales | Graded A+ | Verified…
his or her blood vessels
dilate.
d. blood pressure directly
corresponds to body
weight.
You are dispatched to a call Answer: A
for a 4-month- old infant
with respiratory distress.
While you prepare to take
care of this child, you must
remember that:
a. small infants are nose
breathers and require
clear nasal passages at all
times.
b. assisted ventilations in
infants often need to be
forceful to inflate their
lungs.
c. the infant's proportionately
small tongue often causes
an airway obstruction.
d. an infant's head should
be placed in a flexed
position to prevent
obstruction.
Infants are often Answer: A
referred to as "belly
breathers" because:
a. their rib cage is less rigid
and the ribs sit
horizontally.
b. an infant's ribs are brittle
and are less able to
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, 8/13/25, 3:37 AM Life span development Exam (Actual Exam 2025) | Complete Questions and Correct Answers with Rationales | Graded A+ | Verified…
expand.
c. their intercostal
muscles are not
functional.
d. their diaphragm does
not receive impulses
from the brain.
Which of the following is an Answer: B
anatomic difference between
children and adults?
a. The ribcage of an infant
is less flexible than an
adult's.
b. An infant's tongue is
proportionately larger
than an adult's.
c. The trachea of an infant is
proportionately longer than
an adult's.
d. An infant's head accounts
for less body weight than
an adult's.
An infant or small child's Answer: C
airway can be occluded if it
is overextended or
overflexed because:
a. the back of the head
is flat, which prevents
a neutral position.
b. he or she has a long neck,
which makes the trachea
prone to collapse.
c. the occiput is
proportionately large and
the trachea is flexible.
d. the tongue is
proportionately small and
can fall back into the
3/20
Life span development Exam (Actual Exam 2025) |
Complete Questions and Correct Answers with Rationales
| Graded A+ | Verified Answers
Which of the following Answer: B
statements
regarding an infant's vital
signs is correct?
a. An infant's heart rate
generally ranges between
70 and 110 beats/min.
b. An infant's normal body
temperature is typically
higher than a
preschooler's.
c. By 6 months of age, an
infant's normal tidal
volume is 2 to 4 mL/kg.
d. An infant's normal heart
rate increases by 10
beats/min each month.
An infant's blood pressure Answer: D
typically increases with age
because:
a. the infant's total blood
volume decreases with age.
b. his or her normal
heart rate usually
increases with age.
c. as the infant gets older,
1/20
,8/13/25, 3:37 AM Life span development Exam (Actual Exam 2025) | Complete Questions and Correct Answers with Rationales | Graded A+ | Verified…
his or her blood vessels
dilate.
d. blood pressure directly
corresponds to body
weight.
You are dispatched to a call Answer: A
for a 4-month- old infant
with respiratory distress.
While you prepare to take
care of this child, you must
remember that:
a. small infants are nose
breathers and require
clear nasal passages at all
times.
b. assisted ventilations in
infants often need to be
forceful to inflate their
lungs.
c. the infant's proportionately
small tongue often causes
an airway obstruction.
d. an infant's head should
be placed in a flexed
position to prevent
obstruction.
Infants are often Answer: A
referred to as "belly
breathers" because:
a. their rib cage is less rigid
and the ribs sit
horizontally.
b. an infant's ribs are brittle
and are less able to
2/20
, 8/13/25, 3:37 AM Life span development Exam (Actual Exam 2025) | Complete Questions and Correct Answers with Rationales | Graded A+ | Verified…
expand.
c. their intercostal
muscles are not
functional.
d. their diaphragm does
not receive impulses
from the brain.
Which of the following is an Answer: B
anatomic difference between
children and adults?
a. The ribcage of an infant
is less flexible than an
adult's.
b. An infant's tongue is
proportionately larger
than an adult's.
c. The trachea of an infant is
proportionately longer than
an adult's.
d. An infant's head accounts
for less body weight than
an adult's.
An infant or small child's Answer: C
airway can be occluded if it
is overextended or
overflexed because:
a. the back of the head
is flat, which prevents
a neutral position.
b. he or she has a long neck,
which makes the trachea
prone to collapse.
c. the occiput is
proportionately large and
the trachea is flexible.
d. the tongue is
proportionately small and
can fall back into the
3/20
