NUR206 EXAM 2 CERTIFICATION EVALUATION
SCRIPT 2026 TESTED QUESTIONS AND
CORRECT ANSWERS
◉ What can low oxygen cause to the pt mentally? Answer: confusion
◉ Do you perform more invasive or least invasive skills first?
Answer: least invasive first
◉ Which do you assess first on a pt?
acute or chronic conditions
potential or actual conditions
stable or unstable pts Answer: FIRST:
acute
actual
unstable
◉ Who do you assist first on a med-surg unit?
a. blood sugar 42
,b. post-op hip pain 8/10
c. COPD 90% on 2L
d. anxious pt Answer: A - blood sugar 42
this is the most critical
◉ What percent of air we breathe contains oxygen? Answer: 21%
◉ What is the air pathway? Answer: 1. nose and mouth
2. pharynx (throat)
3. epiglottis
4. larynx (voice box)
5. trachea (windpipe)
6. bronchi
7. bronchioles
8. alveoli (air sacs)
◉ Breathing in makes the diaphragm go _______
breathing out makes the diaphragm go _______ Answer: in = down
out = up
,◉ What is ventilation? Answer: movement of air in and out of the
lungs
◉ What is diffusion? Answer: gas exchange in alveoli
◉ Where does oxygen and carbon dioxide go in the blood? Answer:
oxygen = from alveoli into blood
carbon dioxide = from blood to alveoli
◉ What is perfusion? Answer: blood flow reaching lungs and alveoli
◉ What does hemoglobin do? Answer: carry oxygen in RBCs
◉ What can increase respiratory rate (tachypnea)? Answer: 1.
infants (normal bc of immature lungs and metabolism)
2. fever & exercise (body burning more energy)
3. diseases (renal, cardiac, anemia, high altitude - body not getting
enough oxygen)
4. anxiety & stress
5. medications (stimulants, caffeine, drugs)
6. pain
, ◉ What can decrease respiratory rate (bradypnea)? Answer: 1.
increased intracranial pressure (head trauma - swelling can put
pressure on part of brain that controls breathing)
2. brain tumors
3. medications (opioids)
4. sleep, rest
◉ Is stomach breathing normal in babies? Answer: yes
◉ what is apnea? Answer: absence of breathing (like sleep apnea)
◉ What is dyspnea? Answer: difficult or labored breathing (asthma
attack)
◉ What is orthopnea? Answer: difficulty breathing while lying
down; needs to sit up to breathe (heart failure)
◉ What is hyperventilation? Answer: breathing faster than normal;
not enough oxygen in body (panic attack)
◉ What is hypoventilation? Answer: slow and shallow breathing; too
much carbon dioxide in the body (opioids, obesity)
SCRIPT 2026 TESTED QUESTIONS AND
CORRECT ANSWERS
◉ What can low oxygen cause to the pt mentally? Answer: confusion
◉ Do you perform more invasive or least invasive skills first?
Answer: least invasive first
◉ Which do you assess first on a pt?
acute or chronic conditions
potential or actual conditions
stable or unstable pts Answer: FIRST:
acute
actual
unstable
◉ Who do you assist first on a med-surg unit?
a. blood sugar 42
,b. post-op hip pain 8/10
c. COPD 90% on 2L
d. anxious pt Answer: A - blood sugar 42
this is the most critical
◉ What percent of air we breathe contains oxygen? Answer: 21%
◉ What is the air pathway? Answer: 1. nose and mouth
2. pharynx (throat)
3. epiglottis
4. larynx (voice box)
5. trachea (windpipe)
6. bronchi
7. bronchioles
8. alveoli (air sacs)
◉ Breathing in makes the diaphragm go _______
breathing out makes the diaphragm go _______ Answer: in = down
out = up
,◉ What is ventilation? Answer: movement of air in and out of the
lungs
◉ What is diffusion? Answer: gas exchange in alveoli
◉ Where does oxygen and carbon dioxide go in the blood? Answer:
oxygen = from alveoli into blood
carbon dioxide = from blood to alveoli
◉ What is perfusion? Answer: blood flow reaching lungs and alveoli
◉ What does hemoglobin do? Answer: carry oxygen in RBCs
◉ What can increase respiratory rate (tachypnea)? Answer: 1.
infants (normal bc of immature lungs and metabolism)
2. fever & exercise (body burning more energy)
3. diseases (renal, cardiac, anemia, high altitude - body not getting
enough oxygen)
4. anxiety & stress
5. medications (stimulants, caffeine, drugs)
6. pain
, ◉ What can decrease respiratory rate (bradypnea)? Answer: 1.
increased intracranial pressure (head trauma - swelling can put
pressure on part of brain that controls breathing)
2. brain tumors
3. medications (opioids)
4. sleep, rest
◉ Is stomach breathing normal in babies? Answer: yes
◉ what is apnea? Answer: absence of breathing (like sleep apnea)
◉ What is dyspnea? Answer: difficult or labored breathing (asthma
attack)
◉ What is orthopnea? Answer: difficulty breathing while lying
down; needs to sit up to breathe (heart failure)
◉ What is hyperventilation? Answer: breathing faster than normal;
not enough oxygen in body (panic attack)
◉ What is hypoventilation? Answer: slow and shallow breathing; too
much carbon dioxide in the body (opioids, obesity)
