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WorksheetsQTR 5 Final 1400 study guide
Total questions: 78
Worksheet time: 40mins
Which size cylinder would be most appropriate for use during patient transport?
H
G
M
E
Which safety system is used with small cylinders sizes A through E?
Pin index safety system
Diameter index safety system
Direct acting valve safety system
American standard safety system
One liter of liquid O₂ is equivalent to how many liters of gaseous O₂?
2.5
328
344
860
Which of the following E size cylinders will last the longest?
Cylinder A
Cylinder B
Cylinder C
Cylinder D
A stationary liquid O₂ system contains 80 lbs of O₂ when full. A home care patient is using it 8 hours each day, during sleep, and at a rate of 3 L/min. At this usage, how many days will the liquid O₂ last?
6 days
8 days
19 days
27 days
When a closed Thorpe tube is attached to a 50 psi O2 source, the indicator float jumps up then quickly falls to zero. This indicates that the flowmeter is:
Broken
A bourdon gauge flowmeter
Compensated for back pressure
Uncompensated for back pressure
The relative humidity is 40% and the capacity is 32 mg H2O/L. What is the absolute humidity?
1.3 mmHg
12.8 mmHg
60 mmHg
128 mmHg
At 37°C, water vapor exerts a partial pressure of ______________ and contains _______________.
43.9 mmHg; 47 mgH2O/L
47 mmHg; 44 mgH2O/L
44 mmHg; 44 mgH2O/L
100 mmHg; 100 mgH2O/L
What happens at the isothermic saturation boundary?
No more cilia exist
Turbulent convection occurs
Inspired gas reaches body humidity
The largest humidity deficit exists
Which of the following is not a goal of holding chambers?
Minimizing inertial impaction of the aerosol
Reducing the velocity of the propelled aerosol
Maximizing oropharyngeal deposition of the aerosol
Improving synchronization of the patient's inspiration
Which of the following devices can be used to deliver continuous bland aerosol?
Face tent
Simple mask
Non-rebreather
Tracheostomy collar ATC
Aerosol Face Mask AFM
What is the total gas flow from a large volume air entrainment nebulizer set at a FiO₂ of 0.40 with an O₂ flow rate of 12 L/min?
24 L/min
48 L/min
38.4 L/min
50.4 L/min
A nosocomial infection is best described as a:
Respiratory borne pathogen
Hospital acquired pathogen
Bacterial or viral organism
Blood borne pathogen
Transmission of an infectious agent by flies would fall into which mode of disease transfer?
Vector-borne
Airborne
Contact
Insect
High-level disinfectants can kill all of the following organisms EXCEPT:
High-level bacterial spores
Gram negative bacteria
Gram positive bacteria
High-level fungal buds
The household item that is useful for disinfection of respiratory home care equipment is which of the following?
Peroxide
Vinegar
Bleach
Lye
Which of the following is considered to be the most important infection control procedure for anyone having direct patient contact?
Gloves
Sharps disposal
Hand washing
Face masks
What is the equation for calculating PAO₂?
(P_b - PH₂O) x FiO₂ - (PaCO₂ x 1.25)
(P_b x FiO₂) - (PaCO₂ - PH₂O)
(P_b - PH₂O) x FiO₂ - 1.25
(P_b x FiO₂) - PH₂O
What is the minimum oxygen flow rate needed to meet a patient's inspiratory flow of 52 L/min and deliver 40% oxygen from an air-entrainment device?
10 L/min
13 L/min
15 L/min
18 L/min
A patient is wearing a non-rebreather mask with the oxygen flow rate set at 12 L/min to prevent the reservoir bag from collapsing. The respiratory therapist now switches the patient to a heliox mixture. What adjustment needs to be made to the flowmeter to maintain an actual flow of 12 L/min?
No adjustment needs to be made; keep the flow rate at 12 L/min
Lower the flow rate to 7 L/min
Raise the flow rate to 22 L/min
Raise the flow rate to 19 L/min
Which of the following statements is (are) true concerning hyperbaric oxygen therapy?
It can revascularize the tissue
It can directly inhibit the growth of anaerobic bacteria
Most ventilators can be used in a hyperbaric chamber
II, III, VIt decreased the O2 capacity of the plasma
O2 toxicity can be prevented by using O2 treatment schedule
When you turn off a flowmeter from a station outlet, you hear a hissing noise. What is the most likely cause of this problem?
Loose washer
Faulty valve seat
Valve stem is loose
DISS fitting is not tight
Which of the following is best suited for transport?
Bourdon flowmeter
Fixed orifice flowmeter
Compensated Thorpe tube flowmeter
Non-pressure compensated Thorpe tube flowmeter
What is the most appropriate aerosol-generating device to use for a 3-year-old child with laryngotracheobronchitis?
Aerosol tent
Ultrasonic nebulizer
SPAG
Large volume nebulizer with an aerosol mask
MRSA and VRE are examples of:
Resistant bacterial pathogens
Common bacterial pathogens
Susceptibility testing methods
New penicillin drugs
Which of the following in NOT a route of drug administration?
Enteral
Parenteral
Ointment
Inhalation
What is the purpose of the end-inspiratory breath hold used in conjunction with aerosol delivery?
Prevents the patient from hyperventilating
Gives the aerosol more time to reach BTPS conditions
Allows better deposition through gravitational setting
Reduces inertial impaction
Your patient carries an Albuterol MDI, which she claims to use every few weeks. She complains that the first dose actuated from the device seems to have no effect on her bronchospasm. What suggestion would you make to correct the problem?
Discharge a waste dose before using the MDI
Replace the device
Administer three actuations instead of two that is ordered by the physician
Recommend use of a small volume nebulizer
If an individual has an arterial oxygen partial pressure of 45 mmHg, approximately how many ml of oxygen is dissolved in every 100 ml of blood?
0.031 ml
0.135 ml
0.195 ml
0.254 ml
0.310 ml
Cyanide poisoning causes which type of tissue hypoxia?
Histotoxic
Anemic
Hypoxic
Circulatory
During REM sleep, the EEG pattern is similar to that of _________, and the muscle tone is _________.
Wakefulness
Reduced
Deep Sleep
Increased
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.54, PaCO2: 24
Acute alveolar hyperventilation
Chronic respiratory acidosis
Metabolic alkalosis
Acute respiratory acidosis
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.36, PaCO2: 63
Chronic ventilatory failure
Acute respiratory alkalosis
Metabolic acidosis
Acute ventilatory failure
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.48, PaCO2: 53
Metabolic alkalosis
Respiratory acidosis
Metabolic acidosis
Respiratory alkalosis
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.32, PaCO2: 54
Acute ventilatory failure
Chronic ventilatory failure
Acute alveolar hyperventilation
Chronic alveolar hyperventilation
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.22, PaCO2: 36
Metabolic acidosis
Respiratory acidosis
Metabolic alkalosis
Respiratory alkalosis
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.49, PaCO2: 29
Acute alveolar hyperventilation
Chronic respiratory acidosis
Metabolic acidosis
Acute ventilatory failure
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.52, PaCO2: 40
Metabolic alkalosis
Respiratory acidosis
Respiratory alkalosis
Metabolic acidosis
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.26, PaCO2: 38
Metabolic acidosis
Respiratory alkalosis
Metabolic alkalosis
Respiratory acidosis
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.58, PaCO2: 42
Metabolic alkalosis
Respiratory acidosis
Metabolic acidosis
Respiratory alkalosis
Match each blood gas value that best fits the blood gas classification. Items may be used once, more than once, or not at all. pH: 7.26, PaCO2: 40
Metabolic acidosis
Respiratory acidosis
Metabolic alkalosis
Respiratory alkalosis
'Acute alveolar hyperventilation' is defined as:
A condition where there is increased ventilation of the alveoli leading to decreased carbon dioxide levels in the blood.
A condition where there is decreased ventilation of the alveoli leading to increased carbon dioxide levels in the blood.
A condition where there is fluid accumulation in the alveoli.
A condition where there is infection of the alveoli.
'Acute ventilatory failure' is defined as:
A sudden inability of the respiratory system to maintain adequate gas exchange, resulting in increased carbon dioxide levels.
A chronic condition where the lungs are unable to expand fully.
A mild decrease in oxygen levels without carbon dioxide retention.
A temporary increase in breathing rate due to exercise.
Chronic ventilatory failure is defined as:
A condition characterized by persistent hypercapnia due to inadequate ventilation
A sudden cessation of breathing
An acute drop in blood oxygen levels
A temporary increase in respiratory rate
Metabolic acidosis is defined as:
A decrease in blood pH due to increased acid or loss of bicarbonate
An increase in blood pH due to loss of acid
A decrease in blood glucose levels
An increase in blood pressure
Metabolic alkalosis is defined as:
A decrease in blood pH due to increased acid
An increase in blood pH due to loss of acid or gain of base
A decrease in blood pH due to loss of base
An increase in blood pH due to increased acid
'Acute alveolar hyperventilation' is defined as:
A condition where there is increased ventilation of the alveoli leading to decreased carbon dioxide levels in the blood.
A condition where there is decreased ventilation of the alveoli leading to increased carbon dioxide levels in the blood.
A condition where there is fluid accumulation in the alveoli.
A condition where there is infection of the alveoli.
'Acute ventilatory failure' is defined as:
A sudden inability of the lungs to maintain adequate gas exchange, resulting in increased carbon dioxide levels and respiratory acidosis.
A chronic condition where the lungs slowly lose their ability to ventilate.
A temporary increase in respiratory rate without changes in blood gases.
A mild decrease in oxygen levels without carbon dioxide retention.
Chronic ventilatory failure is defined as:
A condition characterized by persistent hypercapnia due to inadequate ventilation.
A sudden onset of respiratory distress.
A temporary decrease in oxygen levels.
A reversible airway obstruction.
Metabolic acidosis is:
A condition characterized by a decrease in blood pH due to increased acid or loss of bicarbonate
A condition characterized by an increase in blood pH due to loss of acid
A condition where there is excess glucose in the blood
A condition where there is decreased oxygen in the blood
Metabolic alkalosis is defined as:
A condition characterized by an increase in blood pH due to excess bicarbonate or loss of acid.
A condition characterized by a decrease in blood pH due to excess acid or loss of bicarbonate.
A condition where there is a decrease in blood sodium levels.
A condition where there is an increase in blood potassium levels.
'Acute alveolar hyperventilation' is defined as:
A condition where there is decreased ventilation of the alveoli.
A condition where there is increased ventilation of the alveoli leading to decreased carbon dioxide levels in the blood.
A condition where there is fluid accumulation in the alveoli.
A condition where there is infection of the alveoli.
'Acute ventilatory failure' is defined as:
A sudden inability of the respiratory system to maintain adequate gas exchange
A chronic condition of airway inflammation
A mild increase in respiratory rate
A gradual loss of lung elasticity
Chronic ventilatory failure is defined as:
A condition characterized by persistent hypercapnia due to inadequate ventilation
A sudden cessation of breathing
An acute drop in blood oxygen levels
A temporary increase in respiratory rate
Metabolic acidosis is defined as:
A decrease in blood pH due to an accumulation of acids or loss of bicarbonate.
An increase in blood pH due to loss of acids.
A condition where blood glucose levels are elevated.
A decrease in blood oxygen levels.
Metabolic alkalosis is defined as:
A decrease in blood pH due to increased acid
An increase in blood pH due to loss of acid or gain of base
A decrease in blood pH due to loss of base
An increase in blood pH due to increased acid
'Acute alveolar hyperventilation' is defined as:
A condition where there is decreased ventilation of the alveoli
A condition where there is increased ventilation of the alveoli leading to decreased arterial carbon dioxide levels
A condition where there is fluid accumulation in the alveoli
A condition where there is infection of the alveoli
'Acute ventilatory failure' is defined as:
A sudden inability of the lungs to maintain adequate gas exchange, resulting in increased carbon dioxide levels.
A chronic condition where the lungs slowly lose their ability to ventilate.
A mild decrease in oxygen levels without carbon dioxide retention.
A temporary increase in breathing rate without gas exchange impairment.
Chronic ventilatory failure is defined as:
A condition characterized by persistent hypoventilation leading to elevated arterial carbon dioxide levels (PaCO₂) over a prolonged period.
A sudden cessation of breathing due to airway obstruction.
A temporary increase in respiratory rate and depth.
A condition where oxygen levels in the blood are always normal.
Metabolic acidosis is defined as:
A decrease in blood pH due to an accumulation of acids or loss of bicarbonate
An increase in blood pH due to loss of acids
A decrease in blood glucose levels
An increase in blood pressure
Metabolic alkalosis is defined as:
A decrease in blood pH due to increased acid
An increase in blood pH due to loss of acid or gain of base
A decrease in blood pH due to loss of base
An increase in blood pH due to increased acid
'Acute alveolar hyperventilation' is defined as:
A condition where there is decreased ventilation of the alveoli
A condition where there is increased ventilation of the alveoli leading to decreased arterial CO2 levels
A condition where there is fluid accumulation in the alveoli
A condition where there is infection of the alveoli
'Acute ventilatory failure' is defined as:
A sudden inability of the lungs to maintain adequate gas exchange, resulting in increased carbon dioxide levels.
A chronic condition where the lungs gradually lose their ability to ventilate.
A mild decrease in oxygen levels without carbon dioxide retention.
A temporary increase in breathing rate without changes in blood gases.
Chronic ventilatory failure is defined as:
A condition characterized by persistently elevated arterial carbon dioxide levels (PaCO2) due to inadequate ventilation over a prolonged period.
A sudden decrease in oxygen levels in the blood.
An acute episode of airway obstruction.
A temporary increase in respiratory rate.
Metabolic acidosis is defined as:
A decrease in blood pH due to an increase in acid or loss of bicarbonate
An increase in blood pH due to a loss of acid
A decrease in blood pH due to respiratory causes
An increase in blood pH due to metabolic causes
Metabolic alkalosis is defined as:
A condition characterized by an increase in blood pH due to elevated bicarbonate levels.
A condition characterized by a decrease in blood pH due to increased acid.
A condition caused by low blood glucose levels.
A condition resulting from excessive loss of potassium.
What is Metabolic acidosis?
A condition in which there is too much acid in the body fluids due to increased acid production or decreased bicarbonate.
A condition in which there is excessive loss of body fluids due to vomiting.
A condition in which there is an abnormal increase in blood sugar levels.
A condition in which there is a deficiency of oxygen in the blood.
What is Metabolic alkalosis?
A condition in which the pH of tissue is elevated beyond the normal range, due to decreased hydrogen ion concentration, leading to increased bicarbonate.
A condition in which the pH of tissue is decreased due to increased hydrogen ion concentration, leading to decreased bicarbonate.
A condition characterized by excessive loss of water and electrolytes from the body.
A disorder caused by insufficient oxygen supply to the tissues.
What is Acute alveolar hyperventilation?
A condition where there is increased ventilation of the alveoli, leading to decreased carbon dioxide levels in the blood.
A condition where there is decreased ventilation of the alveoli, leading to increased oxygen levels in the blood.
A condition where there is increased carbon dioxide levels in the blood due to poor gas exchange.
A condition where the alveoli are filled with fluid, impairing oxygen absorption.
What is Acute ventilatory failure?
A condition in which the lungs cannot remove enough carbon dioxide, causing respiratory acidosis.
A condition in which the lungs absorb too much oxygen, causing respiratory alkalosis.
A condition where the heart fails to pump enough blood to the lungs.
A chronic disease characterized by progressive loss of lung function.
What is Chronic ventilatory failure?
A long-term condition where the lungs are unable to adequately remove carbon dioxide from the blood, often associated with chronic respiratory diseases.
A temporary increase in oxygen levels in the blood due to hyperventilation.
A condition where the lungs produce excessive mucus leading to frequent infections.
A short-term inflammation of the airways caused by viral infection.
Why is pulmonary surfactant such an important biologic substance?
It clears out cellular debris
It is an alveolar macrophage
It promotes lung contraction aiding in exhalation
It promotes lung stability
What is the major source of respiratory tract secretions in the normal lung?
Type II cells
Clara cells
Goblet cells
Mast cells
What portion of the left lung corresponds anatomically to the middle lobe of the right lung?
Cardiac notch
Lingual
Medial segment
Superior segment
What is the space that separates the true vocal cords?
Epiglottis
Glottis
Vallecula
Vestibule
Which blood gas value combination is most consistent with respiratory acidosis?
pH: 7.30, PaCO2: 55
pH: 7.48, PaCO2: 28
pH: 7.40, PaCO2: 40
pH: 7.52, PaCO2: 36
Which of the following is the most effective method for sterilizing respiratory therapy equipment?
Alcohol wipes
Autoclaving
Soap and water
Vinegar soak
What is the primary purpose of using a compensated Thorpe tube flowmeter?
To reduce the risk of nosocomial infection
To measure absolute humidity
To ensure accurate flow measurement under back pressure
To increase oxygen concentration
