Questions and Answers
1. What is the amount of air that normally reaches the alveoli in an adult?: -
350ml
2. How much air is in the average adult ventilation?: 500ml
3. How much air is lost in the area of dead space when an adult is ventilating?-
: 150ml
4. A 67 year old male complains of mild respiratory distress. He smokes4 packs of
cigarettes a day and reports a consistent cough and frequent
respiratory infections. Chest sounds reveal bilateral rhonchi. What should yoususpect?: Chroni
bronchitis
EXPLANATION: chronic bronchitis is long term inflammation of the bronchioles.
Excessive mucus and pus production leads to obstructed airways. the consistentcough is
the body's response to clear the airway obstruction
5. An unresponsive 43 year old male is cool, pale, diaphoretic, and breathing 6times a minute.
1/6
, which device should you use to administer oxygen?: Bag-valvemask
EXPLANATION: He is unresponsive and breathing too slow. This is a "sick" patientand
assisting his ventilation should be the first intervention. You can increase his respiratory rate
with a bag-valve mask.
6. diaphoretic: Characterized by profuse sweating.
7. Nasal cannula delivers about what percentage of oxygen: 20-44%
8. What are the structures that branch off of the trachea into the lower airway?-
: Bronchi
EXPLANATION: the trachea splits at the carina into the left and right bronchus. The
bronchi get smaller and smaller until it reaches the terminal bronchioles where the alveoli
are located.
9. What is the normal range of breaths per minute for an adult: 12-20
10. A febrile 44 year old male complains of shortness of breath and has dull chest pain. he
has been coughing up "rusty" sputum for the last 3 days. whatis the most likely cause?:
Pneumonia
EXPLANATION: Pneumonia is an infection of the lung tissue and the "rusty" sputum(spit) is
a sign of a lower airway infection. He is febrile (has a fever) from an immuneresponse to the
2/6