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Questions and Answers
What is the unit of pressure in medicine?
What is the unit of pressure in medicine?
- Newton per square meter
- Height of a column of mercury (correct)
- Pascal
- Dynes per square centimeter
What is the force per unit area in a solid referred to as?
What is the force per unit area in a solid referred to as?
- Tension
- Force
- Pressure
- Stress (correct)
What is the unit of pressure in the formula P = F / A?
What is the unit of pressure in the formula P = F / A?
- Pascal
- Dynes per square centimeter
- Newton per square meter
- All of the above (correct)
What is the formula to calculate the pressure P under a column of liquid?
What is the formula to calculate the pressure P under a column of liquid?
What is the acceleration due to gravity in meters per second squared?
What is the acceleration due to gravity in meters per second squared?
What is the density of water in kilograms per cubic meter?
What is the density of water in kilograms per cubic meter?
What is the value of 1 atmosphere in Newtons per square meter?
What is the value of 1 atmosphere in Newtons per square meter?
What is the most common method of indicating pressure in medicine?
What is the most common method of indicating pressure in medicine?
What is the density of mercury in g/cm3?
What is the density of mercury in g/cm3?
What is the unit of pressure in the equation P = ρgh?
What is the unit of pressure in the equation P = ρgh?
What type of pressure is the excess pressure over the atmospheric pressure?
What type of pressure is the excess pressure over the atmospheric pressure?
What is the pressure in N/m2 for a systolic pressure of 120 mmHg?
What is the pressure in N/m2 for a systolic pressure of 120 mmHg?
What is the height of water that would produce the same pressure at 120 mmHg?
What is the height of water that would produce the same pressure at 120 mmHg?
What type of pressure is lower than atmospheric pressure?
What type of pressure is lower than atmospheric pressure?
What is the pressure in a person's mouth when they drink through a straw?
What is the pressure in a person's mouth when they drink through a straw?
The pressure of a column of mercury is equal to the patient's systolic blood pressure at its base.
The pressure of a column of mercury is equal to the patient's systolic blood pressure at its base.
A column of water would have to be 13.6 times lower than a column of mercury to produce the same pressure.
A column of water would have to be 13.6 times lower than a column of mercury to produce the same pressure.
Gauge pressure is the same as absolute pressure.
Gauge pressure is the same as absolute pressure.
The pressure in the lungs during inspiration is a few centimeters of water positive.
The pressure in the lungs during inspiration is a few centimeters of water positive.
P = ρgh is the formula to calculate the pressure of a solid.
P = ρgh is the formula to calculate the pressure of a solid.
What is the minimum depth of water that can cause an eardrum to rupture due to pressure differential?
What is the minimum depth of water that can cause an eardrum to rupture due to pressure differential?
What is the effect of cold water in the middle ear after an eardrum rupture?
What is the effect of cold water in the middle ear after an eardrum rupture?
What is the result of breathing air at a depth of 30 m?
What is the result of breathing air at a depth of 30 m?
What law explains the amount of gas that dissolves in a liquid?
What law explains the amount of gas that dissolves in a liquid?
What is the condition caused by the sudden decrease in pressure when a diver ascends?
What is the condition caused by the sudden decrease in pressure when a diver ascends?
What happens to the extra nitrogen in the tissues when a diver ascends?
What happens to the extra nitrogen in the tissues when a diver ascends?
What is the cause of the bends in diving?
What is the cause of the bends in diving?
What happens when a diver ascends too quickly?
What happens when a diver ascends too quickly?
What is the name of the condition that causes nausea and dizziness in divers?
What is the name of the condition that causes nausea and dizziness in divers?
Why is it dangerous to breathe air at a depth of 30 m?
Why is it dangerous to breathe air at a depth of 30 m?
A pressure differential of 120 mm Hg across the eardrum can cause the eardrum to rupture at a depth of 10 m of water.
A pressure differential of 120 mm Hg across the eardrum can cause the eardrum to rupture at a depth of 10 m of water.
Breathing air at a depth of 30 m can cause oxygen narcosis.
Breathing air at a depth of 30 m can cause oxygen narcosis.
Henry's law states that the amount of gas that will dissolve in a liquid is inversely proportional to the partial pressure of the gas in contact with the liquid.
Henry's law states that the amount of gas that will dissolve in a liquid is inversely proportional to the partial pressure of the gas in contact with the liquid.
The bends occur because of a sudden increase in pressure when the diver ascends.
The bends occur because of a sudden increase in pressure when the diver ascends.
Nitrogen is transported by chemical attachment to red blood cells.
Nitrogen is transported by chemical attachment to red blood cells.
Cold water in the middle ear can affect the vestibular or balance mechanism and cause pain.
Cold water in the middle ear can affect the vestibular or balance mechanism and cause pain.
The eardrum can rupture due to a pressure differential of 100 mm Hg across the eardrum.
The eardrum can rupture due to a pressure differential of 100 mm Hg across the eardrum.
Decompression sickness is also known as diver paralysis.
Decompression sickness is also known as diver paralysis.
Nitrogen narcosis is an ascent problem.
Nitrogen narcosis is an ascent problem.
A pressure differential of 150 mm Hg across the eardrum can cause the eardrum to rupture.
A pressure differential of 150 mm Hg across the eardrum can cause the eardrum to rupture.
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