UCLA Paramedic Prep Respiratory
Questions with Complete Solutions
Inhalation is governed by _________ Boyle's Law
Boyle's Law the pressure of a gas is inversely proportional to its volume
During inhalation, the diaphragm and intercostal muscles _______. contract
The pressure in the thoracic cavity during inspiration is ______. Negative
Exhalation is a ________ process passive
During exhalation, diaphragm and intercostal muscles _______. relax
Oxygenation the process of delivering oxygen to the blood
FiO2 fraction of inspired oxygen (% of oxygen in inspired air)
, Hemoglobin Iron containing molecule with a great affinity to oxygen
Approximately _____% of the oxygen that diffuses out of the alveoli binds to hemoglobin.
97
pulse oximetry measures percentage of hemoglobin saturated with oxygen
Inspired air contains about ______% oxygen 21
Respiration exchange of gases between a living organism and its environment
When oxygen crosses alveolar membrane, it is bound to _____? hemoglobin
Diffusion Movement of molecules from an area of higher concentration to an area of
lower concentration.
Questions with Complete Solutions
Inhalation is governed by _________ Boyle's Law
Boyle's Law the pressure of a gas is inversely proportional to its volume
During inhalation, the diaphragm and intercostal muscles _______. contract
The pressure in the thoracic cavity during inspiration is ______. Negative
Exhalation is a ________ process passive
During exhalation, diaphragm and intercostal muscles _______. relax
Oxygenation the process of delivering oxygen to the blood
FiO2 fraction of inspired oxygen (% of oxygen in inspired air)
, Hemoglobin Iron containing molecule with a great affinity to oxygen
Approximately _____% of the oxygen that diffuses out of the alveoli binds to hemoglobin.
97
pulse oximetry measures percentage of hemoglobin saturated with oxygen
Inspired air contains about ______% oxygen 21
Respiration exchange of gases between a living organism and its environment
When oxygen crosses alveolar membrane, it is bound to _____? hemoglobin
Diffusion Movement of molecules from an area of higher concentration to an area of
lower concentration.
