Question 1

What is the normal range for lung compliance?

Accepted Answer

A) 40 to 60 ml/cm H2O 
B) 60 to 100 ml/cm H2O 
C) 80 to 120 ml/cm H2O 
D) 100 to 120 ml/cm H2O 
A) 40 to 60 ml/cm H2O 
B) 60 to 100 ml/cm H2O 
C) 80 to 120 ml/cm H2O 
D) 100 to 120 ml/cm H2O

Question 2

What level of urine output is considered anuria?

Accepted Answer

A) less than 500 ml/day 
B) less than 250 ml/day 
C) less than 150 ml/day 
D) less than 50 ml/day 
A) less than 500 ml/day 
B) less than 250 ml/day 
C) less than 150 ml/day 
D) less than 50 ml/day

Question 3

Which of the following is NOT likely to cause errors in SpO2 readings?

Accepted Answer

A) anemia 
B) deeply pigmented skin 
C) motion due to shivering 
D) significant tachycardia 
A) anemia 
B) deeply pigmented skin 
C) motion due to shivering 
D) significant tachycardia

Question 4

Elevation of which of the following substances is consistent with hepatic inflammation?

Accepted Answer

A) aspartate aminotransferase 
B) bilirubin 
C) alkaline phosphatase 
D) blood urea nitrogen 
A) aspartate aminotransferase 
B) bilirubin 
C) alkaline phosphatase 
D) blood urea nitrogen

Question 5

What is the best measure of the efficiency of gas exchange in the lung?

Accepted Answer

A) PaCO2 
B) VDS/VT 
C) end-tidal PCO2 
D) PaCO2/PETCO2 
A) PaCO2 
B) VDS/VT 
C) end-tidal PCO2 
D) PaCO2/PETCO2

Question 6

What method(s) is/are used to measure oxygen consumption?
I.Fick method
II.analysis of inspired and expired gases
III. $\dot { V } / \dot { Q }$ scans

Accepted Answer

A) I only 
B) I and II 
C) I and III 
D) I, II, and III 
A) I only 
B) I and II 
C) I and III 
D) I, II, and III

Question 7

What is the normal mean pulmonary artery pressure?

Accepted Answer

A) 5 mm Hg 
B) 10 mm Hg 
C) 15 mm Hg 
D) 20 mm Hg 
A) 5 mm Hg 
B) 10 mm Hg 
C) 15 mm Hg 
D) 20 mm Hg

Question 8

Which of the following conditions is associated with an increased lung compliance measurement?

Accepted Answer

A) atelectasis 
B) pneumonia 
C) emphysema 
D) bronchial intubation 
A) atelectasis 
B) pneumonia 
C) emphysema 
D) bronchial intubation

Question 9

What is the normal central venous pressure reading?

Accepted Answer

A) 2 to 6 mm Hg 
B) 5 to 12 mm Hg 
C) 8 to 16 mm Hg 
D) 12 to 22 mm Hg 
A) 2 to 6 mm Hg 
B) 5 to 12 mm Hg 
C) 8 to 16 mm Hg 
D) 12 to 22 mm Hg

Question 10

What is the normal range for the percent of oxygen consumption consumed by the respiratory muscles?

Accepted Answer

A) 2% to 5% 
B) 5% to 10% 
C) 10% to 15% 
D) 20% to 25% 
A) 2% to 5% 
B) 5% to 10% 
C) 10% to 15% 
D) 20% to 25%

Question 11

Above what value for VDS/VT is weaning NOT likely?

Accepted Answer

A) 0.10 
B) 0.30 
C) 0.50 
D) 0.60 
A) 0.10 
B) 0.30 
C) 0.50 
D) 0.60

Question 12

What is the normal range for cardiac output?

Accepted Answer

A) 2 to 4 L/min 
B) 4 to 8 L/min 
C) 5 to 10 L/min 
D) depends on patient age 
A) 2 to 4 L/min 
B) 4 to 8 L/min 
C) 5 to 10 L/min 
D) depends on patient age

Question 13

Which of the following is NOT a cause of increased airway resistance?

Accepted Answer

A) small endotracheal tube 
B) high gas flow 
C) increased secretions 
D) suctioning 
A) small endotracheal tube 
B) high gas flow 
C) increased secretions 
D) suctioning

Question 14

At what level of intracranial pressure will venous drainage be impeded and cerebral edema develop in uninjured tissue?

Accepted Answer

A) 10 to 15 mm Hg 
B) 20 to 30 mm Hg 
C) 30 to 35 mm Hg 
D) 40 to 45 mm Hg 
A) 10 to 15 mm Hg 
B) 20 to 30 mm Hg 
C) 30 to 35 mm Hg 
D) 40 to 45 mm Hg

Question 15

Which of the following factors is not associated with an increased risk for auto-PEEP?

Accepted Answer

A) mechanical ventilation of a patient with obstructive lung disease 
B) high minute volume during mechanical ventilation 
C) acute respiratory distress syndrome (ARDS) patients 
D) pulmonary fibrosis 
A) mechanical ventilation of a patient with obstructive lung disease 
B) high minute volume during mechanical ventilation 
C) acute respiratory distress syndrome (ARDS) patients 
D) pulmonary fibrosis

Question 16

What is the normal range for P(A-a)O2 in a healthy 30-year-old person breathing room air?

Accepted Answer

A) 0 to 10 mm Hg 
B) 5 to 15 mm Hg 
C) 10 to 20 mm Hg 
D) cannot predict 
A) 0 to 10 mm Hg 
B) 5 to 15 mm Hg 
C) 10 to 20 mm Hg 
D) cannot predict

Question 17

What is the normal approximate value for oxygen consumption?

Accepted Answer

A) 150 ml/min 
B) 200 ml/min 
C) 250 ml/min 
D) 300 ml/min 
A) 150 ml/min 
B) 200 ml/min 
C) 250 ml/min 
D) 300 ml/min

Question 18

You patient has a P(A-a)O2 of 200 mm Hg while breathing 100% oxygen. What is the estimated percentage shunt?

Accepted Answer

A) 5% 
B) 10% 
C) 20% 
D) 30% 
A) 5% 
B) 10% 
C) 20% 
D) 30%

Question 19

A vital capacity (VC) value below what value indicates significant muscle weakness?

Accepted Answer

A) 10 to 15 ml/kg 
B) 20 to 25 ml/kg 
C) 30 to 40 ml/kg 
D) 50 to 60 ml/kg 
A) 10 to 15 ml/kg 
B) 20 to 25 ml/kg 
C) 30 to 40 ml/kg 
D) 50 to 60 ml/kg

Question 20

What is the normal range for VDS/VT?

Accepted Answer

A) 0.10 to 0.20 
B) 0.20 to 0.40 
C) 0.30 to 0.50 
D) 0.40 to 0.55 
A) 0.10 to 0.20 
B) 0.20 to 0.40 
C) 0.30 to 0.50 
D) 0.40 to 0.55

Exam 46: Monitoring and Management of the Patient in the Intensive Care Unit

What is the normal range for lung compliance?

What level of urine output is considered anuria?

Which of the following is NOT likely to cause errors in SpO2 readings?

Elevation of which of the following substances is consistent with hepatic inflammation?

What is the best measure of the efficiency of gas exchange in the lung?

What method(s) is/are used to measure oxygen consumption? I.Fick method II.analysis of inspired and expired gases III. V˙/Q˙\dot { V } / \dot { Q }V˙/Q˙​ scans

What is the normal mean pulmonary artery pressure?

Which of the following conditions is associated with an increased lung compliance measurement?

What is the normal central venous pressure reading?

What is the normal range for the percent of oxygen consumption consumed by the respiratory muscles?

Above what value for VDS/VT is weaning NOT likely?

What is the normal range for cardiac output?

Which of the following is NOT a cause of increased airway resistance?

At what level of intracranial pressure will venous drainage be impeded and cerebral edema develop in uninjured tissue?

Which of the following factors is not associated with an increased risk for auto-PEEP?

What is the normal range for P(A-a)O2 in a healthy 30-year-old person breathing room air?

What is the normal approximate value for oxygen consumption?

You patient has a P(A-a)O2 of 200 mm Hg while breathing 100% oxygen. What is the estimated percentage shunt?

A vital capacity (VC) value below what value indicates significant muscle weakness?

What is the normal range for VDS/VT?

History of Respiratory Care

Quality and Evidence-Based Respiratory Care

Patient Safety, Communication, and Record Keeping

Principles of Infection Control

Ethical and Legal Implications of Practice

Physical Principles of Respiratory Care

Computer Applications in Respiratory Care

The Respiratory System

The Cardiovascular System

Ventilation

Gas Exchange and Transport

Solutions, Body Fluids, and Electrolytes

Acid-Base Balance

Regulation of Breathing

Bedside Assessment of the Patient

Interpretation of Clinical Laboratory Data

Interpreting the Electrocardiogram

Analysis and Monitoring of Gas Exchange

Pulmonary Function Testing

A Review of Thoracic Imaging

Nutrition Assessment

Pulmonary Infections

Obstructive Lung Disease: Copd, Asthma, and Related Diseases

Interstitial Lung Disease

Pleural Diseases

Pulmonary Vascular Disease

Acute Lung Injury, Pulmonary Edema, and Multiple System Organ

Lung Cancer

Neuromuscular and Other Diseases of the Chest Wall

Disorders of Sleep

Neonatal and Pediatric Respiratory Disorders

Airway Pharmacology

Airway Management

Emergency Cardiovascular Life Support

Humidity and Bland Aerosol Therapy

Aerosol Drug Therapy

Storage and Delivery of Medical Gases

Medical Gas Therapy

Lung Expansion Therapy

Bronchial Hygiene Therapy

Respiratory Failure and the Need for Ventilatory Support

Mechanical Ventilators

Physiology of Ventilatory Support

Initiating and Adjusting Ventilatory Support

Noninvasive Positive Pressure Ventilation

Discontinuing Ventilatory Support

Neonatal and Pediatric Respiratory Care

Patient Education and Health Promotion

Cardiopulmonary Rehabilitation

Respiratory Care in Alternative Settings

Filters

Which of the following is NOT likely to cause errors in SpO₂ readings?

What method(s) is/are used to measure oxygen consumption? I.Fick method II.analysis of inspired and expired gases III. $\dot { V } / \dot { Q }$ scans

Above what value for V_DS/V_T is weaning NOT likely?

What is the normal range for P(A-a)O₂ in a healthy 30-year-old person breathing room air?

You patient has a P(A-a)O₂ of 200 mm Hg while breathing 100% oxygen. What is the estimated percentage shunt?

What is the normal range for V_DS/V_T?