SPIROMETRY Flashcards

1
Q

How to do the spiro test?

A
  1. Add/Select data
  2. Put in all data
  3. Save abd Exit
  4. Ask Px to take a deep breath in
  5. hold nose closed
  6. Put mouth piece in
  7. Press start
  8. Encurage Px to blow out as hard as possible
  9. When graoh meets midline tell Px to take a big breath in
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2
Q

What does the top half of the graph show?

A

Expiration

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3
Q

What does the bottom half of the graph show?

A

Inspiration

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4
Q

What do we call the full graph?

A

Flow Volume loop

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5
Q

What does spirometry test?

A

Lung function of a Px

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6
Q

Contraindications to test

A

-unstable CV status
-Recent eye/thoracic/abdominal surgery
-nausea/vomitting

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7
Q

FEV1?

A

Forced Expiratory Volume in 1sec.

Amount of air exhaled in 1st second under forced after maximal inhalation

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8
Q

FEV1 and FVC NORMs

A

> 80% (MORE THAN)

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9
Q

FVC?

A

Forced Vital Capacity

Total amount of air that can be exhaled during maximal forced expiration effort

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10
Q

FEV1/FVC RATIO

A

% of FVC expired in 1 sec

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11
Q

FEV1/FVC NORM

A

> 70%(MORE THAN)

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12
Q

TLC

A

Total Lung capacity

Amount of air in lungs at maximal inhalation

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13
Q

FRC

A

Functional Residual Capacity

Amount of air in lungs at resting end-expiration

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14
Q

RV

A

Residual Volume

Amount of air remaining in lungs after maximal exhalation

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15
Q

What is restrictive lung disease?

A

Struggle taking air into lungs
Resulting in
Decreased lung volume

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16
Q

Examples of restrictive lung disease

A

Scoliosis
Muscle dystrophy

17
Q

How can we see restrictive lung disease on the graph

A

Decreased
TLC
FVC

Normal
FEV1/FVC ratio

18
Q

What is obstructive disorders?

A

Diseases that cause blockages in airways
Decreased exhalation

19
Q

Examples of obstructive disorders

A

Asthma
COPD

20
Q

How can we see Obstructive disorders in the graph

A

Decreased FEV1/FVC ratio