Exam 44: Respiratory Failure and the Need for Ventilatory Support

Because an elevated PaCO₂increases ventilatory drive in normal subjects, the clinical presence of hypercapnia indicates which of the following? 1) Inability of the stimulus to get to the muscles 2) Weak or missing central nervous system response to the elevated PCO₂ 3) Pulmonary muscle fatigue

(Multiple Choice)

4.8/5

(92)

Question 41

Which of the following could cause hypercapnic respiratory failure? 1) Smoke inhalation 2) Opiate drug overdose 3) Chronic obstructive pulmonary disease 4) Hypothyroidism

(Multiple Choice)

4.8/5

(80)

Question 42

Strategies to reduce auto-PEEP in mechanically ventilated patients with obstructive lung disease include which of the following? 1) Use high inspiratory flows (60 to 100 L/min). 2) Apply extrinsic PEEP. 3) Use low V_T values (8 to 10 ml/kg). 4) Use high respiratory rates (>25/min).

(Multiple Choice)

4.9/5

(78)

Question 43

In patients suffering from acute respiratory acidosis, below what pH level are intubation and ventilatory support generally considered?

(Multiple Choice)

4.9/5

(80)

Question 44

Which of the following best describes the difference between $\dot{V} / \dot{Q}$ mismatch and shunt when supplemental oxygen is administered?

(Multiple Choice)

4.8/5

(76)

Question 45

Which of the following is false about the "acute-on-chronic" form of respiratory failure?

(Multiple Choice)

4.9/5

(78)

Question 46

A patient with a 10-year history of chronic bronchitis and an acute viral pneumonia exhibits the following blood gas results breathing room air: pH = 7.22; PCO₂= 67; HCO₃^- = 26; PO₂ = 60. Which of the following best describes this patient's condition?

(Multiple Choice)

4.8/5

(72)

Question 47

The respiratory therapist in the ICU is called to assess a patient with ARDS. The patient is SOB. The x-ray shows "white" chest radiograph and the PAO₂ is 60 mm Hg on an FiO₂ of 100%. Which of the following is indicated?

(Multiple Choice)

4.8/5

(83)

Question 48

Which of the following MIP measures taken on an adult patient indicates inadequate respiratory muscle strength?

(Multiple Choice)

4.9/5

(91)

Question 49

What is the normal range of maximum inspiratory pressure, or MIP (also called negative inspiratory force, or NIF), generated by adults?

(Multiple Choice)

4.8/5

(98)

Question 50

Which of the following is the cardinal sign of increased work of breathing?

(Multiple Choice)

4.8/5

(86)

Question 51

Which of the following modes of ventilatory support would you recommend for a hypoxemic patient with congestive heart failure?

(Multiple Choice)

4.7/5

(72)

Question 52

What type of disease is associated with perfusion/diffusion impairment?

(Multiple Choice)

4.8/5

(75)

Question 53

Which of the following clinical signs is most often associated with hypoxemia due to shunt?

(Multiple Choice)

4.8/5

(78)

Question 54

Showing 41 - 54 of 54

Exam 44: Respiratory Failure and the Need for Ventilatory Support

Because an elevated PaCO2 increases ventilatory drive in normal subjects, the clinical presence of hypercapnia indicates which of the following? 1) Inability of the stimulus to get to the muscles 2) Weak or missing central nervous system response to the elevated PCO2 3) Pulmonary muscle fatigue

Which of the following could cause hypercapnic respiratory failure? 1) Smoke inhalation 2) Opiate drug overdose 3) Chronic obstructive pulmonary disease 4) Hypothyroidism

Strategies to reduce auto-PEEP in mechanically ventilated patients with obstructive lung disease include which of the following? 1) Use high inspiratory flows (60 to 100 L/min). 2) Apply extrinsic PEEP. 3) Use low VT values (8 to 10 ml/kg). 4) Use high respiratory rates (>25/min).

In patients suffering from acute respiratory acidosis, below what pH level are intubation and ventilatory support generally considered?

Which of the following best describes the difference between V˙/Q˙ \dot{V} / \dot{Q} V˙/Q˙​ mismatch and shunt when supplemental oxygen is administered?

Which of the following is false about the "acute-on-chronic" form of respiratory failure?

A patient with a 10-year history of chronic bronchitis and an acute viral pneumonia exhibits the following blood gas results breathing room air: pH = 7.22; PCO2 = 67; HCO3- = 26; PO2 = 60. Which of the following best describes this patient's condition?

The respiratory therapist in the ICU is called to assess a patient with ARDS. The patient is SOB. The x-ray shows "white" chest radiograph and the PAO2 is 60 mm Hg on an FiO2 of 100%. Which of the following is indicated?

Which of the following MIP measures taken on an adult patient indicates inadequate respiratory muscle strength?

What is the normal range of maximum inspiratory pressure, or MIP (also called negative inspiratory force, or NIF), generated by adults?

Which of the following is the cardinal sign of increased work of breathing?

Which of the following modes of ventilatory support would you recommend for a hypoxemic patient with congestive heart failure?

What type of disease is associated with perfusion/diffusion impairment?

Which of the following clinical signs is most often associated with hypoxemia due to shunt?

History of Respiratory Care

Delivering Evidence-Based Respiratory Care

Quality, Patient Safety, and Communication, and Recordkeeping

Principles of Infection Prevention and Control

Ethical and Legal Implications of Practice

Physical Principles of Respiratory Care

E-Medicine in Respiratory Care

Fundamentals of Respiratory Care Research

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

Interpreting Clinical and Laboratory Data

Interpreting the Electrocardiogram

Analysis and Monitoring of Gas Exchange

Pulmonary Function Testing

Review of Thoracic Imaging

Flexible Bronchoscopy and the Respiratory Therapist

Nutrition Assessment

Pulmonary Infections

Obstructive Lung Disease: Chronic Obstructive Pulmonary Disease Copd, Asthma, and Related Diseases

Interstitial Lung Disease

Pleural Diseases

Pulmonary Vascular Disease

Acute Respiratory Distress Syndrome

Trauma, Burns and Near Drowning

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

Airway Clearance Therapy Act

Mechanical Ventilators

Physiology of Ventilatory Support

Patient Ventilator Interaction

Initiating and Adjusting Invasive Ventilatory Support

Noninvasive Ventilation

Extracorporeal Life Support Ecls

Monitoring the Patient in the Intensive Care Unit

Discontinuing Ventilatory Support

Neonatal and Pediatric Respiratory Care

Patient Education and Health Promotion

Cardiopulmonary Rehabilitation

Respiratory Care in Alternative Settings

Filters

Because an elevated PaCO₂increases ventilatory drive in normal subjects, the clinical presence of hypercapnia indicates which of the following? 1) Inability of the stimulus to get to the muscles 2) Weak or missing central nervous system response to the elevated PCO₂ 3) Pulmonary muscle fatigue

Strategies to reduce auto-PEEP in mechanically ventilated patients with obstructive lung disease include which of the following? 1) Use high inspiratory flows (60 to 100 L/min). 2) Apply extrinsic PEEP. 3) Use low V_T values (8 to 10 ml/kg). 4) Use high respiratory rates (>25/min).

Which of the following best describes the difference between $\dot{V} / \dot{Q}$ mismatch and shunt when supplemental oxygen is administered?

A patient with a 10-year history of chronic bronchitis and an acute viral pneumonia exhibits the following blood gas results breathing room air: pH = 7.22; PCO₂= 67; HCO₃^- = 26; PO₂ = 60. Which of the following best describes this patient's condition?

The respiratory therapist in the ICU is called to assess a patient with ARDS. The patient is SOB. The x-ray shows "white" chest radiograph and the PAO₂ is 60 mm Hg on an FiO₂ of 100%. Which of the following is indicated?