Question 1

What percentage of right ventricular output is circulated through the fetal lungs?

Accepted Answer

A) 10% 
B) 35% 
C) 75% 
D) 100% 
A) 10% 
B) 35% 
C) 75% 
D) 100%

Question 2

What is the only complete circular cartilage of the larynx?

Accepted Answer

A) arytenoid 
B) corniculate 
C) cricoid 
D) thyroid 
A) arytenoid 
B) corniculate 
C) cricoid 
D) thyroid

Question 3

During which phase of fetal development do mature alveoli appear?

Accepted Answer

A) alveolar 
B) canalicular 
C) pseudoglandular 
D) saccular 
A) alveolar 
B) canalicular 
C) pseudoglandular 
D) saccular

Question 4

Which of the following have been shown to injure the alveolar-capillary membrane?
I.excessive pressures
II.excessive tidal volumes
III.increased intracranial pressures
IV.pulmonary hypertension

Accepted Answer

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

Question 5

Fluid transport to and from the lungs is provided by which of the following?
I.bronchial circulation
II.lymphatic system
III.pulmonary circulation

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 6

What does the "pump handle" movement of rib pairs 2 through 7 achieve?

Accepted Answer

A) anchor of the upper chest for diaphragmatic contraction 
B) diminish the energy wasted by inefficient muscular contraction 
C) increase in the anteroposterior diameter of the chest 
D) increase in the lateral dimensions of the chest 
A) anchor of the upper chest for diaphragmatic contraction 
B) diminish the energy wasted by inefficient muscular contraction 
C) increase in the anteroposterior diameter of the chest 
D) increase in the lateral dimensions of the chest

Question 7

As ventilatory muscles, the sternomastoids do which of the following?

Accepted Answer

A) elevate the upper chest, increasing chest anteroposterior diameter 
B) elevate the ribs and decrease chest anteroposterior diameter 
C) increase lateral chest movement during inspiration 
D) lower the sternum, thus increasing chest anteroposterior diameter 
A) elevate the upper chest, increasing chest anteroposterior diameter 
B) elevate the ribs and decrease chest anteroposterior diameter 
C) increase lateral chest movement during inspiration 
D) lower the sternum, thus increasing chest anteroposterior diameter

Question 8

Which of the following muscles are considered primary muscles of ventilation?
I.diaphragm
II.intercostals
III.scalenes
IV
Sternomastoid

Accepted Answer

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

Question 9

What is the affect of damage to the recurrent laryngeal nerves?

Accepted Answer

A) diaphragmatic paralysis 
B) pulmonary circulatory failure 
C) inactivation of pulmonary surfactant production 
D) vocal cord impairment or paralysis 
A) diaphragmatic paralysis 
B) pulmonary circulatory failure 
C) inactivation of pulmonary surfactant production 
D) vocal cord impairment or paralysis

Question 10

The fetus is potentially viable if born at the end of which stage of development?

Accepted Answer

A) alveolar 
B) canalicular 
C) pseudoglandular 
D) saccular 
A) alveolar 
B) canalicular 
C) pseudoglandular 
D) saccular

Question 11

Which accessory muscles are active during resting and active inspiration and pull up on all the ribs expanding the thorax?

Accepted Answer

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

Question 12

What is the cartilage that is commonly referred to as the Adam's apple?

Accepted Answer

A) arytenoid 
B) cricoid 
C) cuneiform 
D) thyroid 
A) arytenoid 
B) cricoid 
C) cuneiform 
D) thyroid

Question 13

What is the leaf-shaped cartilage that extends from the base of the tongue and is attached by ligaments to the thyroid cartilage?

Accepted Answer

A) arytenoid cartilage 
B) cricoid cartilage 
C) cuneiform cartilage 
D) epiglottis 
A) arytenoid cartilage 
B) cricoid cartilage 
C) cuneiform cartilage 
D) epiglottis

Question 14

What type of alveolar cells cover over 90% of the surface area of the alveolar-capillary membrane?

Accepted Answer

A) alveolar macrophages 
B) granular pneumocytes 
C) type I cells 
D) type II cells 
A) alveolar macrophages 
B) granular pneumocytes 
C) type I cells 
D) type II cells

Question 15

What is the mediastinum?

Accepted Answer

A) membranous sac surrounding the heart and great vessels 
B) middle layer of muscle fibers constituting the heart 
C) point of division of the trachea into the bronchi 
D) structure separating the right and left thoracic cavities 
A) membranous sac surrounding the heart and great vessels 
B) middle layer of muscle fibers constituting the heart 
C) point of division of the trachea into the bronchi 
D) structure separating the right and left thoracic cavities

Question 16

How far is the diaphragm pulled down during tidal breathing?

Accepted Answer

A) 1 to 2 cm 
B) 3 to 5 cm 
C) 6 to 8 cm 
D) 8 to 10 cm 
A) 1 to 2 cm 
B) 3 to 5 cm 
C) 6 to 8 cm 
D) 8 to 10 cm

Question 17

Which of the following is NOT a primary function of the nasal cavity?

Accepted Answer

A) conduction of gases 
B) filtration and defense 
C) gas exchange 
D) heat and humidify 
A) conduction of gases 
B) filtration and defense 
C) gas exchange 
D) heat and humidify

Question 18

Pulmonary surfactant is secreted by which type of lung cells?

Accepted Answer

A) alveolar macrophages 
B) type I cells (pneumocytes) 
C) type II pneumocytes 
D) type III pneumocytes 
A) alveolar macrophages 
B) type I cells (pneumocytes) 
C) type II pneumocytes 
D) type III pneumocytes

Question 19

Limited, short-term spontaneous ventilation is possible in a patient with a paralyzed diaphragm.

Accepted Answer

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

Question 20

Developmental morphogenesis of the human respiratory system can be categorized into:

Accepted Answer

A) three periods 
B) five stages 
C) 6 weeks 
D) 40 weeks 
A) three periods 
B) five stages 
C) 6 weeks 
D) 40 weeks

Exam 8: The Respiratory System

What percentage of right ventricular output is circulated through the fetal lungs?

What is the only complete circular cartilage of the larynx?

During which phase of fetal development do mature alveoli appear?

Which of the following have been shown to injure the alveolar-capillary membrane? I.excessive pressures II.excessive tidal volumes III.increased intracranial pressures IV.pulmonary hypertension

Fluid transport to and from the lungs is provided by which of the following? I.bronchial circulation II.lymphatic system III.pulmonary circulation

What does the "pump handle" movement of rib pairs 2 through 7 achieve?

As ventilatory muscles, the sternomastoids do which of the following?

Which of the following muscles are considered primary muscles of ventilation? I.diaphragm II.intercostals III.scalenes IV Sternomastoid

What is the affect of damage to the recurrent laryngeal nerves?

The fetus is potentially viable if born at the end of which stage of development?

Which accessory muscles are active during resting and active inspiration and pull up on all the ribs expanding the thorax?

What is the cartilage that is commonly referred to as the Adam's apple?

What is the leaf-shaped cartilage that extends from the base of the tongue and is attached by ligaments to the thyroid cartilage?

What type of alveolar cells cover over 90% of the surface area of the alveolar-capillary membrane?

What is the mediastinum?

How far is the diaphragm pulled down during tidal breathing?

Which of the following is NOT a primary function of the nasal cavity?

Pulmonary surfactant is secreted by which type of lung cells?

Limited, short-term spontaneous ventilation is possible in a patient with a paralyzed diaphragm.

Developmental morphogenesis of the human respiratory system can be categorized into:

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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