JB Learning EMT CH 7 Practice TEST
Exam Questions & Answers (Grade
A+)
Chapter 7 Practice Test
1. Age-related changes in the renal system result in:
A) a significant increase in filtration, which causes the excretion of
large amounts of water from the
body.
B) a decreased ability to clear wastes from the body and a
decreased ability to conserve fluids when
needed.
C) the formation of large amounts of urine secondary to an increase
in kidney mass of up to 20%.
D) dilation of the blood vessels that supply the nephrons, which
allows the kidneys to maintain their
function. -
correct answer ✅B
2. An infant or small child's 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.
, JB Learning EMT CH 7 Practice TEST
Exam Questions & Answers (Grade
A+)
C) the occiput is proportionately large and the trachea is flexible.
D) the tongue is proportionately small and can fall back into the
throat. -
correct answer ✅C
3. At what age does separation anxiety typically peak in infants and
small children?
A) 6 to 8 months
B) 10 to 18 months
C) 18 to 24 months
D) 24 to 36 months -
correct answer ✅B
4. Breathing is often more difficult in older adults because the:
A) elasticity of the lungs decreases.
B) surface area of the alveoli increases.
C) overall size of the airway decreases.
D) diaphragm and intercostal muscles enlarge. -
correct answer ✅A
Exam Questions & Answers (Grade
A+)
Chapter 7 Practice Test
1. Age-related changes in the renal system result in:
A) a significant increase in filtration, which causes the excretion of
large amounts of water from the
body.
B) a decreased ability to clear wastes from the body and a
decreased ability to conserve fluids when
needed.
C) the formation of large amounts of urine secondary to an increase
in kidney mass of up to 20%.
D) dilation of the blood vessels that supply the nephrons, which
allows the kidneys to maintain their
function. -
correct answer ✅B
2. An infant or small child's 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.
, JB Learning EMT CH 7 Practice TEST
Exam Questions & Answers (Grade
A+)
C) the occiput is proportionately large and the trachea is flexible.
D) the tongue is proportionately small and can fall back into the
throat. -
correct answer ✅C
3. At what age does separation anxiety typically peak in infants and
small children?
A) 6 to 8 months
B) 10 to 18 months
C) 18 to 24 months
D) 24 to 36 months -
correct answer ✅B
4. Breathing is often more difficult in older adults because the:
A) elasticity of the lungs decreases.
B) surface area of the alveoli increases.
C) overall size of the airway decreases.
D) diaphragm and intercostal muscles enlarge. -
correct answer ✅A
