Mechanical Ventilation Flashcards

1
Q

What is the definition of Total Lung Capacity?

A

Volume of air that the lungs can hold with maximal inspiration. 5500-6000ml

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2
Q

What is the definition of Tidal Volume?

A

Volume of air moved into and out of the lungs with each normal breath. 7ml/kg

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3
Q

What is the definition of Inspiratory Reserve Volume?

A

Volume of air that can be maximally inspired above a normal inspiration. 3 liters

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4
Q

What is the definition of Expiratory Reserve Volume?

A

Volume of air that can be macimally exhaled after a normal expiration. 1 liter

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5
Q

What is the definition of Vital Capacity?

A

The amount of air forced out of the lungs after a maximal respiration.4.6 -4.8 Liters

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6
Q

What is the definition of Residual Volume?

A

Volume of air remaining in the lungs after a maximal expiration. 1 Liter

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7
Q

What is the definition of Functional Residual Capacity?

A

Volume of air remaining in th elungs at the end of a normal expiration ( RV+ERV)

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8
Q

What is Anatomical Dead Space?

A

Volume of air that remains in the conductive region.

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9
Q

What is Minute Ventilation?

A

The amount of air expired per min.

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10
Q

What is Physiololgical Dead Space?

A

The anatomic dead space and the alveolar dead space.

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11
Q

What is Lung Compliance?

A

Measure of expandability.

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12
Q

What are 4 Extrinsic factor affecting lung compliance?

A

Kyphosocoliosis
Chest trauma
Obesity
Ventilator tubing

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13
Q

What are 5 Intrisic factors affecting lung compliance?

A
Atelectasis
Pneumonia
Pulmonary Edema
Pulmonary Fibrosis
ARDS
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