RCP 240
RESPIRATORY THERAPEUTICS
TEST 4, UNITS 10-12&nb= sp; = &nb= sp; = &nb= sp; = NAME_______________= _____________
DECEMBER 8, 2010
ANSWER THE FOLLOWING MULTIPLE CHOICE QUESTIONS WITH TH= E BEST ANSWER ON THE ANSWER SHEET PROVIDED. (2 PTS EACH)
1. &n= bsp; Which of the following pieces of equipment produce aerosol?
= I. = bubble humidifier
= II. = wick humidifier
= III. = Aeroneb
= IV. = Oxygen tent
= A) I and III
= B) I and IV
= C) II and III
= D) III and IV
2. &n= bsp; An aerosol particle that is stable:
= A) generally will NOT enter the respiratory tract
= B) will stay in suspension for a significant amount of time
= C) will have a high concentration of medication
= D) will remain large in size
3. &n= bsp; An aerosol particle 30 microns in size will deposit in the:
= A) trachea
= B) bronchi
= C) bronchioles
= D) alveoli
4. &n= bsp; An aerosol device being used to deliver a bronchodilator should deliver aerosol particles that are:
= A) 0.5-2 µ
= B) 2-5 µ
= C) 0.5-2 mm
= D) 2-5 mm
5. &n= bsp; Which of the following will INCREASE the stability of an aerosol particle?
= I. = increased inertia
= II. = increased kinetic activity
= III. = particle tends to release water
= IV. = cool, dry gas carrying the particle
= A) I and II
= B) III and IV
= C) I, II and III
= D) II, III and IV
6. &n= bsp; Aerosol particles:
= I. = exert partial pressure
= II. = are visible
= III. = are also considered molecular
= A) II only
= B) III only
= C) I and II
= D) I, II and III
7. &n= bsp; The purpose of a baffle in a nebulizer is to:
= A) assure only particles that contain medication reach the patient
= B) regulate flow to the nebulizer
= C) mix the medication
= D) reduce particle size
8. &n= bsp; Which of the following devices will typically have the largest total output?
= A) Aeroneb
= B) HEART nebulizer
= C) Pari nebulizer
= D) Ultrasonic nebulizer
9. &n= bsp; Which of the following are typically parts of a jet nebulizer?
= I. = jet
= II. = baffle
= III. = capillary tube
= IV. = piezoelectric crystal
= A) I, II, and III
= B) I, II and IV
= C) II, III and IV
= D) I, II, III and IV
10. &= nbsp; Which of the following drugs is primarily used to reduce upper airway swelling?
= A) albuterol
= B) levalbuterol
= C) racemic epinephrine
= D) acetylcysteine
11. &= nbsp; Which of the following drugs would most likely cause bronchospasm in a patient?
= A) albuterol
= B) ipratropium bromide
= C) levalbuterol
= D) acetylcysteine
12. &= nbsp; Which of the following humidifiers is the most efficient, at least in Larry’= ;s opinion?
= A) heat moisture exchanger
= B) bubble humidifier
= C) cool passover humidifier
= D) heated wick humidifier
13. &= nbsp; The best use for a heat moisture exchanger is:
= A) long-term use with a mechanical ventilator
= B) short-term use with a mechanical ventilator
= C) short-term use with a head box
= D) short-term use with a tracheostomy mask
14. &= nbsp; Which of the following devices would be used with a bubble humidifier?
= I. = nasal cannula
= II. = simple mask
= III. = aerosol mask
= IV. = nonrebreathing mask
= A) I and III
= B) I, II and III
= C) I, II and IV
= D) II, III and IV
15. &= nbsp; Which of the following gas mixtures would have the HIGHEST absolute humidity?
= A) 40% relative humidity at 21o C
= B) 80% relative humidity at 30o C
= C) 50% relative humidity at 24o C
= D) 90% relative humidity at 32o C
16. A gas= is currently at 40o C and contains 46.7 mg/l of water. The gas cools to 34o C.= What will happen?
= A) relative humidity will become 90% and condensation will occur
= B) relative humidity will become 100% and condensation will occur
= C) relative humidity will become 80% and no condensation will occur
= D) relative humidity will become 50% and no condensation will occur
17. &= nbsp; The purpose of a bubble humidifier is to provide humidification to replace the:=
= A) primary humidity deficit
= B) primary and secondary humidity deficit
= C) total humidity deficit
= D) primary, secondary and total humidity deficit
18. You h= ave been working with a patient on a mechanical ventilator with a condenser humidifier for four days. The patient’s tracheal secretions are becoming thicker and slightly yello= wish in color. You would recommend= :
= A) changing the humidification to a cool wick humidifier
= B) changing to a new condenser humidifier
= C) changing the humidification to a heated passover system
= D) instilling more saline when suctioning
19. &= nbsp; Which of the following gas temperatures can hold the most water?
= A) 15o C
= B) 20o C
= C) 30o C
= D) 40o C
20. &= nbsp; Assuming normal body temperature, the gas that enters the lungs should contain how m= uch water?
= A) 18.0 mg/l
= B) 21.0 mg/l
= C) 43.9 mg/l
= D) 47 mg/l
21. &= nbsp; Which of the following structures is primarily responsible for humidifying inspir= ed gases?
= A) nose
= B) mouth
= C) pharynx
= D) trachea
22. &= nbsp; The oxygen percentage in a head box should be controlled by the:
= A) oxygen flowmeter
= B) air flowmeter
= C) blender
= D) air entrainment nebulizer
23. You a= re asked to monitor the oxygen percentage being delivered by a head box. How would you determine the correct oxygen percentage?
= A) read the oxygen flowmeter setting
= B) read the air flowmeter setting
= C) read the blender setting
= D) read the oxygen analyzer
24. Which= of the following would be acceptable ways to deliver supplemental oxygen with = an oxygen tent?
= I. = powering the nebulizer with oxygen
= II. = placing small bore tubing with oxygen close to the inlet
= III. = using a blender to power the nebulizer
= A) I only
= B) I and II
= C) II and III
= D) I, II and III
25. &= nbsp; The minimum flow on a head box should be:
= A) 3 lpm
= B) 5 lpm
= C) 8 lpm
= D) 10 lpm
ANSWER THE FOLLOWING QUESTIONS WITH A CONCISE ANSWER.<= /p>
26. &= nbsp; Discuss the advantages of using the Aeroneb. (4 pts)
27. &= nbsp; State what MMAD stands for and discuss its significance to clinical practice. (4 pts)
28. Descr= ibe the ideal breathing pattern for a patient while receiving had-held aerosol therapy with albuterol. (6 pt= s)
29. &= nbsp; List five indications for aerosol therapy. (5 pts)
30. &= nbsp; Discuss why heated aerosol therapy might not be the best treatment for a patient wi= th asthma. (4 pts)
31. &= nbsp; What is the most important thing to do when doing an aerosol treatment with acetylcysteine? (2 pts)
32. &= nbsp; For each of the following drugs, fill in the missing information. (9 pts total)
&nbs= p; Levalbuterol
&nbs= p; &= nbsp; Trade name-
&nbs= p; &= nbsp; Use-
&nbs= p; &= nbsp; Dosage-
&nbs= p; Ipratropium bromide
&nbs= p;
&nbs= p; &= nbsp; Trade name-
&nbs= p; &= nbsp; Use-
&nbs= p; &= nbsp; Dosage-
&nbs= p; Acetylcysteine
&nbs= p; &= nbsp; Trade name-
&nbs= p; &= nbsp; Use-
&nbs= p; &= nbsp; Dosage-
33. &= nbsp; What is the purpose of a diffuser? (2 pts)
34. You h= ave been working with a patient with a tracheostomy in ICU for four days. You have been suctioning large amo= unts of fairly thick, greenish secretions from the tracheostomy tube. The patient’s condition has = improved so the patient is transferred to the medical floor. Two days later the patient is read= mitted to ICU with respiratory difficulty and tracheal secretions are very thick a= nd green in color. What has like= ly happened to this patient and how could this have been prevented? (4 pts)
35. While working in ICU, you notice one of the ventilator patients is continuously having too much water in their ventilator tubing and the water traps are filling ½ hour after they are emptied. List and describe four things you = could do to improve this situation. (4 pts)
36. List = eight items you would need to set up an oxyhood/head box. (4 pts)
37. &= nbsp; How much water is normally lost by the respiratory system in a 24 hour period?<= span style=3D'mso-spacerun:yes'> (2 pts)
BONUS = ;