Questions and Answers 100% Pass
Mediastinum - ✔✔area between the lungs containing the heart, aorta, venae cavae,
esophagus, and trachea
Title volume (TV) - ✔✔(500) Amount of aide that normally goes in and out
inspiratory reserve volume - ✔✔(3000) Amount of air that can be forcefully inhaled
after a normal tidal volume inhalation
expatory reserve volume - ✔✔(1200) how much you have left over after a tidal volume
breath.
total lung capacity - ✔✔(6000) vital capacity + residual volume
residual volume - ✔✔(1200 Amount of air remaining in the lungs after a forced
exhalation
Vital Capacity (VC) - ✔✔(4800) amount of air exhaled after a maximal inspiration
Wheezing breath sounds - ✔✔A high-pitched whistling sound that is most prominent
on expiration can sound musical.
Ronchi - ✔✔loud rumbling sounds heard on auscultation of bronchi obstructed by
sputum
rales (crackles) - ✔✔fine crackling sounds heard on auscultation (during inhalation)
when there is fluid in the alveoli
COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 1
, stridor - ✔✔strained, high-pitched sound heard on inspiration caused by obstruction in
the pharynx or larynx
What is air made up of? - ✔✔78% nitrogen, 21% oxygen, 1% other gases
diffusion issues - ✔✔trauma : contusion
Fluid: fills alveoli
Thickening of the endothelial lining
perfusion issues - ✔✔-problem w/pulmonary blood supply (PE, ARDS (clots), Tension
pneumothorax (compressed vessels))
Ventalation - ✔✔movement of air in and out of the lungs
pink puffer - ✔✔Emphysema (centroacinar [smoking], panacinar [α1-antitrypsin
deficiency])
Blue bloater - ✔✔Chronic bronchitis- hypoxemia, hypercapnia
orthopnea - ✔✔ability to breathe only in an upright position
pulsus paradoxus - ✔✔drop in blood pressure >10 mmHg with inspiration.
capnography - ✔✔wave form of co2 on exhalation
Capnometry - ✔✔numerical measurement of expired carbon dioxide
DOPE - ✔✔Displacement
Obstruction
Pneumothorax
Equipment
Beta agonists - ✔✔smooth muscle dilation effects
COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 2