Assessment of Respiratory Function

Question 1

temporary cessation of breathing

Answer 1

apnea

Question 2

direct examination of the larynx, trachea, and bronchi using an endoscope

Answer 2

bronchoscopy

Question 3

abnormal increase in clarity of transmitted voice sounds heard when auscultating the lungs

Answer 3

bronchophony

Question 4

short, fine hairs that provide a constant whipping motion that serves to propel mucus and foreign substances away from the lung toward the larynx

Answer 4

cilia

Question 5

soft, high-pitched, discontinuous popping sounds during inspiration caused by delayed reopening of the airways

Answer 5

crackles

Question 6

subjective experience that describes difficulty breathing; shortness of breath

Answer 6

dyspnea

Question 7

measure of the the force required to expand or inflate the lungs

Answer 7

compliance

Question 8

abnormal change in tone of voice that is heard when auscultating the lungs

Answer 8

egophony

Question 9

vibrations of speech felt as tremors of the chest wall during palpation

Answer 9

fremitus

Question 10

expectoration of blood from the respiratory tract

Answer 10

hemoptysis

Question 11

decrease in arterial oxygen tension in the blood

Answer 11

hypoxemia

Question 12

decrease in oxygen supply to the tissues and cells

Answer 12

hypoxia

Question 13

temporary absence of breathing during sleep secondary to transient upper airway obstruction

Answer 13

obstructive sleep apnea

Question 14

shortness of breath when lying flat; relieved by sitting or standing

Answer 14

orthopnea

Question 15

percentage of hemoglobin that is bound to oxygen

Answer 15

oxygen saturation

Question 16

portion of the tracheobronchial tree that does not participate in gas exchange

Answer 16

physiologic dead space

Question 17

exchange of gas molecules (oxygen and carbon dioxide) from areas of high concentration to areas of low concentration

Answer 17

pulmonary diffusion

Question 18

blood flow through the pulmonary vasculature

Answer 18

pulmonary perfusion

Question 19

gas exchange between atmospheric air and the blood and between the blood and cells of the body

Answer 19

respiration

Question 20

low-pitched wheezing or snoring sound associated with partial airway obstruction, heard on chest auscultation

Answer 20

rhonchi

Question 21

abnormally rapid respirations

Answer 21

tachypnea

Question 21

harsh high-pitched sound heard on inspiration, usually without need of a stethoscope, secondary to upper airway obstruction

Answer 21

stridor

Question 22

volume of air inspired and expired with each breath during normal breathing

Answer 22

tidal volume

Question 23

movement of air in and out of the airways

Answer 23

ventilation

Question 24

continuous musical sounds associated with airway narrowing or partial obstruction

Answer 24

wheezes

Question 25

whispered sounds heard loudly and clearly upon thoracic auscultation

Answer 25

whispered pectoriloquy