Question 1

The abdominal muscles can actually contribute to inspiration by contraction at the end of exhalation.

Accepted Answer

A) true 
B) false 
C) unable to determine 
A) true 
B) false 
C) unable to determine

Question 2

What is the primary mechanism that stops the lungs from collapsing at the end of exhalation?

Accepted Answer

A) Radial tethers, stretched to their maximum length, then halt lung collapse. 
B) Surfactant neutralizes the tendency of the lung to collapse. 
C) There is a tendency of the chest wall to lock at the level of FRC. 
D) There is an equal opposing tendency of the chest wall to expand. 
A) Radial tethers, stretched to their maximum length, then halt lung collapse. 
B) Surfactant neutralizes the tendency of the lung to collapse. 
C) There is a tendency of the chest wall to lock at the level of FRC. 
D) There is an equal opposing tendency of the chest wall to expand.

Question 3

Into what structure do the eustachian tubes drain?

Accepted Answer

A) larynx 
B) nasopharynx 
C) oropharynx 
D) vestibule 
A) larynx 
B) nasopharynx 
C) oropharynx 
D) vestibule

Question 4

When a COPD patient leans forward braced in a tripod position, this lends particular advantage to which accessory muscles of inspiration?

Accepted Answer

A) external intercostals 
B) pectoralis 
C) scalenes 
D) sternocleidomastoids 
A) external intercostals 
B) pectoralis 
C) scalenes 
D) sternocleidomastoids

Question 5

What forces establish the subatmospheric pressure found in the pleural space?

Accepted Answer

A) contraction of accessory muscles of inspiration 
B) contraction of expiratory muscles 
C) equal opposing tendency of the chest wall to expand and lung to collapse. 
D) effect of gravity, particularly at the base of the lungs 
A) contraction of accessory muscles of inspiration 
B) contraction of expiratory muscles 
C) equal opposing tendency of the chest wall to expand and lung to collapse. 
D) effect of gravity, particularly at the base of the lungs

Question 6

What is the name of the thin serous membrane that covers the inner layer of the thoracic wall?

Accepted Answer

A) cupula 
B) mesothelioma 
C) parietal pleura 
D) visceral pleura 
A) cupula 
B) mesothelioma 
C) parietal pleura 
D) visceral pleura

Question 7

Why do most aspirated objects and fluids end up in the right mainstem bronchus instead of the left mainstem bronchus?

Accepted Answer

A) The left bronchus is more in line with the trachea. 
B) The left bronchus is shorter than the right. 
C) The right bronchus is larger than the left. 
D) The right bronchus is more in line with the trachea. 
A) The left bronchus is more in line with the trachea. 
B) The left bronchus is shorter than the right. 
C) The right bronchus is larger than the left. 
D) The right bronchus is more in line with the trachea.

Question 8

Via what pathway does much of the bronchial venous drainage occur?

Accepted Answer

A) bronchial veins emptying into the inferior vena cava 
B) bronchopulmonary veins emptying into pulmonary veins 
C) direct connections between bronchial and pulmonary arteries 
D) thebesian venous drainage into the heart chambers 
A) bronchial veins emptying into the inferior vena cava 
B) bronchopulmonary veins emptying into pulmonary veins 
C) direct connections between bronchial and pulmonary arteries 
D) thebesian venous drainage into the heart chambers

Question 9

What are the vascularized lymphoidal tissues that have a particularly active immunological role in children?

Accepted Answer

A) lingual tonsils 
B) palatine tonsils 
C) pharyngeal tonsils 
D) superior turbinates 
A) lingual tonsils 
B) palatine tonsils 
C) pharyngeal tonsils 
D) superior turbinates

Question 10

Which chromosome has been found to carry the defective gene responsible for the development of cystic fibrosis?

Accepted Answer

A) 1 
B) 7 
C) 15 
D) 23 
A) 1 
B) 7 
C) 15 
D) 23

Question 11

How does the body compensate for a pulmonary embolus that occludes a branch of the pulmonary artery?

Accepted Answer

A) Increased bronchial arterial flow to the area 
B) increased cardiac output 
C) pulmonary arteriole and metarteriole vasodilation 
D) release of prostaglandins to fight inflammation 
A) Increased bronchial arterial flow to the area 
B) increased cardiac output 
C) pulmonary arteriole and metarteriole vasodilation 
D) release of prostaglandins to fight inflammation

Exam 8: The Respiratory System

The abdominal muscles can actually contribute to inspiration by contraction at the end of exhalation.

What is the primary mechanism that stops the lungs from collapsing at the end of exhalation?

Into what structure do the eustachian tubes drain?

When a COPD patient leans forward braced in a tripod position, this lends particular advantage to which accessory muscles of inspiration?

What forces establish the subatmospheric pressure found in the pleural space?

What is the name of the thin serous membrane that covers the inner layer of the thoracic wall?

Why do most aspirated objects and fluids end up in the right mainstem bronchus instead of the left mainstem bronchus?

Via what pathway does much of the bronchial venous drainage occur?

What are the vascularized lymphoidal tissues that have a particularly active immunological role in children?

Which chromosome has been found to carry the defective gene responsible for the development of cystic fibrosis?

How does the body compensate for a pulmonary embolus that occludes a branch of the pulmonary artery?

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 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

Monitoring and Management of 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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