Question 1

What is rather unique regarding the blood supply to the lung?

Accepted Answer

A) It receives blood from right and left ventricles. 
B) It requires no dedicated blood supply as it exists in a gas environment. 
C) Pulmonary venous drainage contributes to the normal anatomic shunt. 
D) The pulmonary arteries are the primary source of oxygen for lung structures. 
A) It receives blood from right and left ventricles. 
B) It requires no dedicated blood supply as it exists in a gas environment. 
C) Pulmonary venous drainage contributes to the normal anatomic shunt. 
D) The pulmonary arteries are the primary source of oxygen for lung structures.

Question 2

How does the lung respond to regional lung hypoxia?

Accepted Answer

A) bronchial artery vasoconstriction 
B) bronchial artery vasodilation 
C) pulmonary artery vasoconstriction 
D) pulmonary artery vasodilation 
A) bronchial artery vasoconstriction 
B) bronchial artery vasodilation 
C) pulmonary artery vasoconstriction 
D) pulmonary artery vasodilation

Question 3

Which of the following can impair or inhibit ciliary activity?
I.drying of the respiratory tract mucosa
II.exposure to smoke
III.parasympatholytic drugs

Accepted Answer

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

Question 4

What is the function of the thorax?

Accepted Answer

A) facilitate digestion 
B) heat, humidify, and filter gases 
C) protect the vital organs 
D) vocalization 
A) facilitate digestion 
B) heat, humidify, and filter gases 
C) protect the vital organs 
D) vocalization

Question 5

What is the most common cell type found in the mucosa of the larger airways?

Accepted Answer

A) pseudostratified ciliated columnar epithelium 
B) pseudostratified ciliated cuboidal epithelium 
C) stratified ciliated squamous epithelium 
D) stratified unciliated serous endothelium 
A) pseudostratified ciliated columnar epithelium 
B) pseudostratified ciliated cuboidal epithelium 
C) stratified ciliated squamous epithelium 
D) stratified unciliated serous endothelium

Question 6

What may happen if the irritant receptors in the lung are stimulated?
I.bronchoconstriction
II.reflex closure of the glottis
III.reflex slowing of the heart (bradycardia)

Accepted Answer

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

Question 7

What could the "effort closure" of the larynx facilitate?

Accepted Answer

A) crying 
B) talking 
C) whispering 
D) yelling 
A) crying 
B) talking 
C) whispering 
D) yelling

Question 8

Approximately how many alveoli are there in a 10-year-old's lung?

Accepted Answer

A) 50 million 
B) 200 million 
C) 350 million 
D) 500 million 
A) 50 million 
B) 200 million 
C) 350 million 
D) 500 million

Question 9

Compared with the systemic circulation, pressure in the normal pulmonary circulation is:

Accepted Answer

A) higher 
B) lower 
C) the same 
A) higher 
B) lower 
C) the same

Question 10

How short could the trachea of small preterm infant to be?

Accepted Answer

A) 2 cm 
B) 4 cm 
C) 6 cm 
D) 8 cm 
A) 2 cm 
B) 4 cm 
C) 6 cm 
D) 8 cm

Question 11

Where does the sternal angle lie?

Accepted Answer

A) at the depression in the body of the sternum to which the clavicles attach 
B) at the join between the manubrium and sternal body 
C) at the superior edge of the sternum 
D) where the xiphoid process connects to the sternum 
A) at the depression in the body of the sternum to which the clavicles attach 
B) at the join between the manubrium and sternal body 
C) at the superior edge of the sternum 
D) where the xiphoid process connects to the sternum

Question 12

What is normal amount of anatomic deadspace found in a healthy lung?

Accepted Answer

A) 1 ml/kg ideal body weight 
B) 2 ml/kg ideal body weight 
C) 3 ml/kg ideal body weight 
D) 4 ml/kg ideal body weight 
A) 1 ml/kg ideal body weight 
B) 2 ml/kg ideal body weight 
C) 3 ml/kg ideal body weight 
D) 4 ml/kg ideal body weight

Question 13

The intercostal arteries, veins, and nerves run through which of the following?

Accepted Answer

A) costal groove on the top of each rib 
B) costal groove on the bottom of each rib 
C) fibers of the intercostal musculature 
D) surface of the parietal pleura 
A) costal groove on the top of each rib 
B) costal groove on the bottom of each rib 
C) fibers of the intercostal musculature 
D) surface of the parietal pleura

Question 14

What is the space that separates the true vocal cords?

Accepted Answer

A) epiglottis 
B) glottis 
C) vallecula 
D) vestibule 
A) epiglottis 
B) glottis 
C) vallecula 
D) vestibule

Question 15

The upper respiratory tract traditionally ends at what point?

Accepted Answer

A) branching of the trachea into right and left main-stem bronchi 
B) hypopharynx 
C) inferior border of the larynx 
D) the end of the conducting airways 
A) branching of the trachea into right and left main-stem bronchi 
B) hypopharynx 
C) inferior border of the larynx 
D) the end of the conducting airways

Question 16

What are the three bony projections that arise from the lateral walls of the nasal cavity that enhance filtration and humidification?

Accepted Answer

A) alar nasi 
B) frontal sinuses 
C) palatine tonsils 
D) turbinates 
A) alar nasi 
B) frontal sinuses 
C) palatine tonsils 
D) turbinates

Question 17

Infants can generate auto-PEEP by which of the following methods?

Accepted Answer

A) active expiration 
B) increased diaphragmatic excursion 
C) laryngeal braking 
D) retractions 
A) active expiration 
B) increased diaphragmatic excursion 
C) laryngeal braking 
D) retractions

Question 18

What is called the "functional unit of the lungs"?

Accepted Answer

A) only the alveoli 
B) acinus 
C) alveolar-capillary membranes 
D) terminal bronchioles 
A) only the alveoli 
B) acinus 
C) alveolar-capillary membranes 
D) terminal bronchioles

Question 19

Why is the left lung narrower than the right lung?

Accepted Answer

A) Liver compresses the left lung. 
B) Mediastinal organs push laterally into the left hemithorax. 
C) There is poorer blood flow during fetal development. 
D) There is upward pressure of the abdominal contents. 
A) Liver compresses the left lung. 
B) Mediastinal organs push laterally into the left hemithorax. 
C) There is poorer blood flow during fetal development. 
D) There is upward pressure of the abdominal contents.

Question 20

The pulmonary venous circulation does which of the following?
I.delivers oxygenated blood back to the heart
II.delivers unoxygenated blood to the lungs
III.empties into the left atrium
IV.empties into the right atrium

Accepted Answer

A) II and III 
B) I and IV 
C) II and IV 
D) I and III 
A) II and III 
B) I and IV 
C) II and IV 
D) I and III

Exam 8: The Respiratory System

What is rather unique regarding the blood supply to the lung?

How does the lung respond to regional lung hypoxia?

Which of the following can impair or inhibit ciliary activity? I.drying of the respiratory tract mucosa II.exposure to smoke III.parasympatholytic drugs

What is the function of the thorax?

What is the most common cell type found in the mucosa of the larger airways?

What may happen if the irritant receptors in the lung are stimulated? I.bronchoconstriction II.reflex closure of the glottis III.reflex slowing of the heart (bradycardia)

What could the "effort closure" of the larynx facilitate?

Approximately how many alveoli are there in a 10-year-old's lung?

Compared with the systemic circulation, pressure in the normal pulmonary circulation is:

How short could the trachea of small preterm infant to be?

Where does the sternal angle lie?

What is normal amount of anatomic deadspace found in a healthy lung?

The intercostal arteries, veins, and nerves run through which of the following?

What is the space that separates the true vocal cords?

The upper respiratory tract traditionally ends at what point?

What are the three bony projections that arise from the lateral walls of the nasal cavity that enhance filtration and humidification?

Infants can generate auto-PEEP by which of the following methods?

What is called the "functional unit of the lungs"?

Why is the left lung narrower than the right lung?

The pulmonary venous circulation does which of the following? I.delivers oxygenated blood back to the heart II.delivers unoxygenated blood to the lungs III.empties into the left atrium IV.empties into the right atrium

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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