Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
Pressure units |
PSI, mmHG = torr, cmH2O |
|
|
Temperature Units |
C, F, K |
|
|
Volume |
L, mL |
|
|
Flow |
L/min |
|
|
Mass |
absolute quantity of matter |
|
|
Weight |
the force with which a body is attracted to earth |
|
|
Force |
energy or power that originates or arrests motion (force=mass x acceleration) |
|
|
What is pressure |
force per unit area P=height x density |
|
|
Density |
amount of mass of a substance in a given volume |
|
|
Volume |
the space occupied by a substance |
|
|
Gravity |
the force of the earth's attraction |
|
|
Tension |
expansive force of a gas or vapor |
|
|
Atmospheric Gases |
Nitrogen 78% Oxygen 21% Inert Gases 0.93% Carbon Dioxide 0.03% |
|
|
1mmHG = |
1 torr, 1.36cm H2O |
|
|
Dalton's Law |
F(inspired) x P(total) = P(partial) 0.21x 760 = 159.6 mmHg |
|
|
_____ _____ pressure exerts a partial pressure that increases with temperature. |
water vapor |
|
|
At 37 C the partial pressure of water vapor in saturated air is |
47 mmHg |
|
|
Gases in the lungs are at BTPS which is... |
body temperature and pressure saturated |
|
|
Exhaled gases are collected at ATPS... |
ambient temperature and pressure, saturated |
|
|
At 37C the water vapor pressure is __mmHg and the water vapor content is __ mg/L |
47 mmHg (pressure) 44 (content) |
|
|
Fahrenheit scale (freezes, boils) |
(32F 212F) |
|
|
Celsius scale (freezes, boils) |
(0, 100) |
|
|
Gay Lussac's Law |
As pressure goes up, temperature goes up (when volume remains constant) |
|
|
Charles' Law |
As volume goes up temperature goes up |
|
|
Boyle's Law |
As volume increases, pressure decreases |
