Humidity And Aerosol Therapy Flashcards

1
Q

Water vapor

A

Condensation/ actual or absolute humidity

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2
Q

Anhydrous

A

Containing no water

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3
Q

Dew point

A

Temperature at which water vapor begins to condense into liquid water

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4
Q

Humidifier

A

A device to deliver humidity into a room or system

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5
Q

Aerosol

A

Suspension of liquid or solid particals

Gaseous medium

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6
Q

Inertial impact

A

Partial continues on a straight course depositing larger particles on sidewalls, smaller particles continue around the corner
Sideways slip

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7
Q

Primary humidity deficit

A

Saturation PH @ ambient temp - actual humidity @ ambient temp

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8
Q

Secondary humidity deficit

A

Posterior 2/3rds of nose

Saturation Ph @ body temp - saturation PH @ ambient temp

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9
Q

Body humidity

A

Relative humidity at body temperature

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10
Q

Piezoelectric transducer

A

Transducer vibrates at frequencies of ultrasonic waves applied

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11
Q

Relative humidity

A

Ratio of content (actual or absolute) to capacity
%
Measured using hygrometer

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12
Q

Reasons for aerosol use

A

Humidification of respiratory tract
Mobilize secretions
Sputum induction
Deliver medications

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13
Q

Clearance mechanisms

Describe

A

Exhalation
Mucocilliary clearance
Encapsulation
Phagocytosis

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14
Q

Hazards of ultrasonic nebulizer

A

Drug inactivation
Tendency to malfunction
El

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15
Q

Consequence of prolonged inspiration w improper conditioned gas

A
Impaired ciliary activity
Impaired mucous movement
Inflammation, necrosis of epithelium
Retention of thick secretions
Bacterial inflammation
Atelectasis
Pneumonia
Illness, increased vent, decreased water intake, increased temp
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16
Q

2 measurements of relative humidity

A

Potential

Relative

17
Q

Hazards with use of ultrasonic neb

A

Breakdown of medication
Tendency to malfunction
Electrical so it will break down over time