Question 1

What is the optimal position of the endotracheal tube following intubation as seen on the chest radiograph?

Accepted Answer

A)  1 to 2 cm above the carina 
B)  3 to 4 cm above the carina 
C)  5 to 7 cm above the carina 
D)  In the upper third of the carina 
A)  1 to 2 cm above the carina 
B)  3 to 4 cm above the carina 
C)  5 to 7 cm above the carina 
D)  In the upper third of the carina

Question 2

What is the most common cause of lobar atelectasis?

Accepted Answer

A)  Bronchial obstruction 
B)  Loss of surfactant 
C)  Viral pneumonia 
D)  Pleurisy 
A)  Bronchial obstruction 
B)  Loss of surfactant 
C)  Viral pneumonia 
D)  Pleurisy

Question 3

What is the best imaging technique for examining mediastinal masses?

Accepted Answer

A)  Conventional lateral chest radiography 
B)  Chest CT 
C)  MRI 
D)  Ultrasound 
A)  Conventional lateral chest radiography 
B)  Chest CT 
C)  MRI 
D)  Ultrasound

Question 4

What is the most common cause of cephalization as seen on the upright chest film?

Accepted Answer

A)  Renal failure 
B)  Left heart failure 
C)  Hypoxemia 
D)  Empyema 
A)  Renal failure 
B)  Left heart failure 
C)  Hypoxemia 
D)  Empyema

Question 5

Which of the following statements is false regarding the use of the chest x-ray to detect a pneumothorax?

Accepted Answer

A)  An expiratory film may be best for a small pneumothorax. 
B)  The standard chest film is of limited use in detecting a pneumothorax. 
C)  The film will show a lack of vascular markings in the affected region. 
D)  The lung margin is often visible with a pneumothorax. 
A)  An expiratory film may be best for a small pneumothorax. 
B)  The standard chest film is of limited use in detecting a pneumothorax. 
C)  The film will show a lack of vascular markings in the affected region. 
D)  The lung margin is often visible with a pneumothorax.

Question 6

Computed tomography (CT) scanning of the chest would be least useful for which of the following?

Accepted Answer

A)  To evaluate the large vessels of the mediastinum 
B)  To evaluate the pleura 
C)  To evaluate lung masses 
D)  To evaluate patients with asthma 
A)  To evaluate the large vessels of the mediastinum 
B)  To evaluate the pleura 
C)  To evaluate lung masses 
D)  To evaluate patients with asthma

Question 7

Radiographically, into how many compartments is the mediastinum divided?

Accepted Answer

A)  Two 
B)  Three 
C)  Four 
D)  Five 
A)  Two 
B)  Three 
C)  Four 
D)  Five

Question 8

What problem exists when interpreting an overexposed chest film?

Accepted Answer

A)  There is difficulty in seeing the peripheral blood vessels. 
B)  The ribs appear wider than normal. 
C)  The heart shadow is blurred. 
D)  The lymph nodes in the mediastinum cannot be seen. 
A)  There is difficulty in seeing the peripheral blood vessels. 
B)  The ribs appear wider than normal. 
C)  The heart shadow is blurred. 
D)  The lymph nodes in the mediastinum cannot be seen.

Question 9

What imaging technique would be most useful to determine which patients with emphysema may benefit from lung volume reduction surgery?

Accepted Answer

A)  Chest HRCT 
B)  CT angiography 
C)  MRI 
D)  Ultrasound 
A)  Chest HRCT 
B)  CT angiography 
C)  MRI 
D)  Ultrasound

Question 10

In the standard posteroanterior chest film, the heart shadow should be less than what proportion of the chest width?

Accepted Answer

A)  33% 
B)  40% 
C)  50% 
D)  65% 
A)  33% 
B)  40% 
C)  50% 
D)  65%

Question 11

What abnormality may appear to be present on the chest x-ray but is simply due to abnormal rotation of the patient during production of the film?

Accepted Answer

A)  Enlarged lungs 
B)  Enlarged heart 
C)  Widened mediastinum 
D)  Thickened pleura 
A)  Enlarged lungs 
B)  Enlarged heart 
C)  Widened mediastinum 
D)  Thickened pleura

Question 12

A 49-year-old COPD patient arrives to the ER complaining of shortness of breath (SOB) and difficulty breathing. The physical examination reveals bilateral coarse crackles throughout the lung fields, pedal edema, and hepatomegaly. The chest x-ray shows bilateral fluffy infiltrates with a "bat's wing" configuration. What clinical condition you may suspect on this patient?

Accepted Answer

A)  Acute coronary syndrome 
B)  COPD exacerbation 
C)  Hypertensive crisis 
D)  Left heart failure 
A)  Acute coronary syndrome 
B)  COPD exacerbation 
C)  Hypertensive crisis 
D)  Left heart failure

Question 13

Which of the following is the most common type of interstitial lung disease?

Accepted Answer

A)  Asbestosis 
B)  Silicosis 
C)  Sarcoidosis 
D)  Scleroderma 
A)  Asbestosis 
B)  Silicosis 
C)  Sarcoidosis 
D)  Scleroderma

Question 14

Which radiographic view of the chest allows the physician to read the best quality film?

Accepted Answer

A)  Anteroposterior 
B)  Posteroanterior 
C)  Lateral 
D)  Lordotic 
A)  Anteroposterior 
B)  Posteroanterior 
C)  Lateral 
D)  Lordotic

Question 15

The right heart shadow is not visible on your patient's chest radiograph. Which of the following pathologies may explain this?

Accepted Answer

A)  Right middle lobe pneumonia 
B)  Right lung pneumothorax 
C)  Bilateral emphysema 
D)  Bleb in the right lower lobe 
A)  Right middle lobe pneumonia 
B)  Right lung pneumothorax 
C)  Bilateral emphysema 
D)  Bleb in the right lower lobe

Question 16

Which of the following are common radiographic findings seen in patients with volume loss due to atelectasis?
1) Elevation of the hemidiaphragm
2) Narrowing of the space between the ribs
3) Increase in the retrosternal airspace
4) Shift of the mediastinum

Accepted Answer

A) 1 only 
B) 3 only 
C) 1, 2, and 4 only 
D) 3 and 4 only 
A) 1 only 
B) 3 only 
C) 1, 2, and 4 only 
D) 3 and 4 only

Question 17

How many solitary pulmonary nodules (SPNs) would be encountered for every 1000 routine chest radiographs?

Accepted Answer

A)  1 or 2 
B)  10 to 15 
C)  30 to 40 
D)  80 to 100 
A)  1 or 2 
B)  10 to 15 
C)  30 to 40 
D)  80 to 100

Question 18

An air-fluid level in the pleural space typically indicates:

Accepted Answer

A)  tension pneumothorax. 
B)  hydropneumothorax. 
C)  pleural effusion. 
D)  an aerobic infection. 
A)  tension pneumothorax. 
B)  hydropneumothorax. 
C)  pleural effusion. 
D)  an aerobic infection.

Question 19

Which of the following structures will result in the most radiopaque shadow on the chest radiograph?

Accepted Answer

A)  Aorta 
B)  Heart 
C)  Lungs 
D)  Ribs 
A)  Aorta 
B)  Heart 
C)  Lungs 
D)  Ribs

Question 20

CT angiography is most often used to evaluate the patient for which of the following conditions?

Accepted Answer

A)  Pulmonary emboli 
B)  Chronic obstructive pulmonary disease 
C)  Congestive heart failure 
D)  Bilateral pneumonia 
A)  Pulmonary emboli 
B)  Chronic obstructive pulmonary disease 
C)  Congestive heart failure 
D)  Bilateral pneumonia

Exam 21: Review of Thoracic Imaging

What is the optimal position of the endotracheal tube following intubation as seen on the chest radiograph?

What is the most common cause of lobar atelectasis?

What is the best imaging technique for examining mediastinal masses?

What is the most common cause of cephalization as seen on the upright chest film?

Which of the following statements is false regarding the use of the chest x-ray to detect a pneumothorax?

Computed tomography (CT) scanning of the chest would be least useful for which of the following?

Radiographically, into how many compartments is the mediastinum divided?

What problem exists when interpreting an overexposed chest film?

What imaging technique would be most useful to determine which patients with emphysema may benefit from lung volume reduction surgery?

In the standard posteroanterior chest film, the heart shadow should be less than what proportion of the chest width?

What abnormality may appear to be present on the chest x-ray but is simply due to abnormal rotation of the patient during production of the film?

Which of the following is the most common type of interstitial lung disease?

Which radiographic view of the chest allows the physician to read the best quality film?

The right heart shadow is not visible on your patient's chest radiograph. Which of the following pathologies may explain this?

Which of the following are common radiographic findings seen in patients with volume loss due to atelectasis? 1) Elevation of the hemidiaphragm 2) Narrowing of the space between the ribs 3) Increase in the retrosternal airspace 4) Shift of the mediastinum

How many solitary pulmonary nodules (SPNs) would be encountered for every 1000 routine chest radiographs?

An air-fluid level in the pleural space typically indicates:

Which of the following structures will result in the most radiopaque shadow on the chest radiograph?

CT angiography is most often used to evaluate the patient for which of the following conditions?

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

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

Respiratory Failure and the Need for Ventilatory Support

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

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