You have just received a order to begin IPPB therapy on a new patient. Which of the following are appropriate for the initial settings?
1.sensitivity - 2
2.pressure between 45 to 55 cmH20
3. I:E ratio of 1:2
4.moderate flow
5.12 to 16 breaths per minute
C. I, III, and IV
Identify the major acid-base functions of the kidney
B. Both A & B
The Cough Mechanism includes what factors:
1 A shallow breath
2. Inspiratory pause
3. Glottic opening and then closure
4. A deep breath
C. II, III, and IV
The major blood base of clinical significance is_____________.
C. HCO3-
With reference to an aerosol, the word "stability" refers to:
B. The ability of particles to remain suspended
Which of the following is an absolute contraindication for IPPB therapy?
A. untreated tension pneumothorax
An example of a Wheatstone Bridege Analyzer is the ______ and is based on the principle of _____.
D. Beckman/Electric
If a PaO2 of 100 torr is measured and all the Hgb is removed from the blood, what is the new PaO2?
A. 100, because PO2 is a measurement of what is dissolved in the plasma
Which of the following statements accurately describes the mucociliary blanket?
1.The cilia are bathed in the sol layer, while their whipping action moves the uppemost gel layer.
2.The cilia rigid during their cephalad stroke and become flaccid during their recovery stroke.
3.Smoke, alcohol, and hypoxemia impair ciliary activity
4.The mucociliary blanket is useful for removing impurities in the inspired air from the lungs.
B. I, II, III, IV
An increase in alveolar ventilation results in a/an_________________PaCO2.
C. decreased
Absorption atelectasis is caused by O2 replacing ____________ in the alveoli.
B. N2
IPPB treatments are given to patients with emphysema to:
D. improve the alveolar ventilation
A respiratory therapy practitioner is auscultating the chest of a patient who had pneumonia and has a high pitched musical sounds in the left lower lobe at the end of inspiration. Which of the following terms should the practitioner record on the patient's chart to describe the sounds?
C. Wheezes
The most important intracellular buffer is____________________.
B. hemoglobin
While taking an IPPB treatment with Albuterol medication, the patient starts to complain of feeling dizzy, lightheaded, with tingling in the fingers. What action should the therapist take to correct this problem?
C. tell the patient to wait longer between breaths
Which of the following modes of lung expansion therapy is physiologically most normal?
D. IS
Which response in the Sympathic Nervous System is responsible for accelerating both cardiac rate and contractility?
A.beta-one stimulation
B.alpha stimulation
A.beta-one stimulation
All of the following are factors that affect the FIO2 when using low-flow oxygen therapy except:
A. Expiratory flow rate
Based on the patient imformation given below: PaO2: 91 mm Hg PaCO2: 33mm Hg pH: 7.44 SaO2: 96% Hb: 7g% PvO2: 32mm Hg FIO2: 0.2093 VT: 500cc f: 14 breaths/minute What type of of tissue is this patient most likely experiencing?
A. anemic hypoxia
The Wright's respirometer is an example of which type of flow sensing pneumotachometer?
C. rotating vane type or turbine device
What are the mechanisms through which CO2 is carried in the blood.
1.dissolve CO2
2.carbonic acid
3.bicarbonate
4.carbamino compounds
A. I, III, IV
A dyspneic patient in the emergency room is bringing up copious amounts of frothy pink sputum, and audible râles are noted. Of the following which would be the most appropriate treatment?
A. administering IPPB therapy with 100% O2
A patient has been experiencing a severe asthmatic attack for 20 minutes. Which of the following arterial blood gas results would be most consistent with this condition if the patient was breathing room air when the sample was drawn? PaCO2 PaO2 pH (torr) (torr)
A. 7.51 29 59
Cracking a cylinder is necessary to accomplish which of the following?
A. clean debris from the seat
The kidneys require approximately_________hours to achieve maximal compensation.
D. 48 to 72 hours
What happens to an ABG when the sample sets at room temperature for 30 minutes?
The blood will metabolize because it wasn’t put on any ice giving you a wrong reading
The fact that a pH of 7.40 is possible even if the PCO2 and HCO3-- are not in normal range is an application of
A. 20:1 ratio of base to acid
The lungs excrete____________acid:
D. volatile
An arterial blood gas sample is obtained from a patient who is spontaneously breathing room air. The results of the analysis are below: pH 7.37 PaCO2 60 torr HCO3-- 34 mEq/L PaO2 51 torr These values are consistent with which of the following conditions?
D. Chronic respiratory acidosis
Which of the following pH values constitutes a condition of acidemia?
D. pH = 7.28
An adrenergic effect is one that is a result of the stimulation of the ________ system.
B. sympathetic
As the patient inhales, the effort required to activate an IPPB machine (cycle it on) is called?
D. sensitivity
Respiratory failure is defined as the inability of the respiratory system to maintain adequate gas exhange. Which of the following is not a result of this inadequacy?
D. alkalosis
The amount of water that the respiratory tract must add to inspired air to equal 44mg/l of water is called _________ ?
D. humidity deficit
A postop patient using IS complains of dizziness and numbness around the mouth after therapy sessions. What is the most likely cause of these symptoms
A. Hyperventilation
When receiving a new IPPB order, the respiratory therapist should first?
D. review the patient's chart
An uncompensated Thorpe tube gauge with back pessure, will read
C. lower than actual flow to patient
A 54-year-old woman with a 10-year history of "heart failure" was taking diuretics regularly. She had a "chest cold" the last week and experienced progressive shortness of breath. Room air blood gases: pH 7.54 HCO3-- 22 mEq/L PCO2 26 mm Hg BE +2 mEq/L PO2 48 mm Hg SO2 89% INTERPRETATION:
Uncompensated respiratory alkalosis with moderate hypoxia
A patient with a respiratory rate of 40/min. and a tidal volume of 500 ml would receive the highest FIO2 from.
D. A non rebreathing mask at O2 flow of 10 l/min
IPPB treatments are given to patients with emphysema to:
A. improve the alveolar ventilation
What is the best single indicator of effective alveolar ventilation?
B. PaCO2
While performing an IPPB treatment, the patient suddenly complains of right sided chest pain and becomes very short of breath. Upon assessing the patient you note decreased breath sounds on the right side, with tracheal deviation towards the left side. Which of the following disorders would these findings suggest?
E. right-sided tension pneumothorax
A sterilizing agent kills
1.vegetative bacteria
2.viruses
3.spores tubercle
4.bacilli
D. All of the above
A combined hypoxemic/hypercapnic respiratory failure is characterized by?
A. low Pa02, high PaC02, elevated P(A-a) gradient
Cardiac output is best defined as the amount of blood the heart
