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Chapter: 12.4 / Q: 34
A patient lying on a mattress of enclosed air is less likely to develop decubitis ulcers because the:
Chapter: 12.4 / Q: 35
A bedridden patient is less likely to develop bed sores while lying on a water bed. This is because:
Chapter: 12.4 / Q: 36
Pascal’s principle (‘pressure applied to an enclosed fluid at rest is transmitted to every portion of the fluid and to the walls of the containing vessel’) may be used to understand which of the following phenomena?
Chapter: 12.4 / Q: 37
The consideration of pressure in gases differs from pressure in liquids because
Chapter: 12.4 / Q: 38
Boyle’s law states: ‘when the volume (V) of a fixed amount of gas decreases, its pressure (P) will increase, and vice versa (provided that the temperature (T) doesn’t change)’. In symbols, this law is:
Chapter: 12.4 / Q: 39
Which of the following statements from kinetic molecular theory can be used to explain why a region of low pressure will result in gas particles rushing into that region?
Chapter: 12.4 / Q: 40
The kinetic molecular theory of gases provides us with some valuable insights into the behaviour of gases. One correct prediction of the theory is: That gas pressure is:
Chapter: 12.4 / Q: 41
Given that 20 % of the air at the normal pressure of 100 kPa is oxygen, then what is the partial pressure of oxygen?
Chapter: 12.4 / Q: 42
What will be the partial pressure of oxygen in a hyperbaric chamber where the atmosphere contains 30 % oxygen and is at a pressure of three atmospheres (300 kPa)?
Chapter: 12.4 / Q: 43
Which of the following is a statement of Henry’s law?
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