Pulmonary Function Testing Exam 2

Front 1

normal value for SVC

Back 1

50-70 ml/kg of ideal body weight

Front 2

SVC should be with ___ mL of FVC

Back 2

200

Front 3

normal % for FVC

Back 3

80% predicted or above

Front 4

normal % for FEV1

Back 4

75%-85% predicted or above

Front 5

what is a normal % for the FEV1/FVC ratio?

Back 5

75%-85% of predicted

Front 6

Q. What 2 #'s can be multiplied together to get an estimate of MVV?

Back 6

FEV1x35

Front 7

Q. normal % predicted for TLC

Back 7

80% or above

Front 8

Q. RV/TLC normal ratio

Back 8

20%-35%

Front 9

Q. normal values for Gaw?

Back 9

.42 - 1.67 L/Sec/cm H20

Front 10

Q. SGaw normal values

Back 10

<.15 - .20 L/Sec/cm H20

Front 11

Q. VT equal to _ to _ ml/kg of ideal body weight.

Back 11

5-7

Front 12

Q. normal minute volume (Ve) is _ to _ L/min

Back 12

6-10

Front 13

Q. normal MIP

Back 13

-60 or greater

Front 14

Q. body plethysmography is used to determine...

Back 14

thoracic gas volume (VTG)
airway resistance (Raw)
airway conductance (Gaw)

Front 15

Q. normal # of breaths/min

Back 15

12-20

Front 16

Q.what is the maximum # of FVC attempts before you should give up?

Back 16

8

Front 17

Q.When performing a SVC maneuver, the subjuect must be free from any acute illness for at least the past ___ weeks.

Back 17

3

Front 18

Q.what is the total lung capacity of a healthy young male?

Back 18

6.0L

Front 19

Q.equipment should be calibrated to within +/- ___%

Back 19

3 or 50ml, which ever is greater.

Front 20

Q.Charles Law

Back 20

pressure is constant and volume and temp are directly proportional

Front 21

Q.When measuring MVV, how many maneuvers should be done?

Back 21

2

Front 22

Q.When measuring MVV, the two maneuvers should be within __% of each other.

Back 22

10%

Front 23

Q.to check validity of MVV, compare it to FEV1. You do this by multiplying FEV1 by __.

Back 23

35

Front 24

Q.In an acceptable FVC the best test is...

Back 24

the maneuver with the largest sum of FVC and FEV1.

Front 25

Q.MVV mAy be normal in patients with ___ disease

Back 25

restrictive

Front 26

Q.In pre-post bronchodilator studies reversibility is considered significantly in creased if...

Back 26

greater than 12% and 200 ml for either FEV1 or FVC or changes in FEF 25%-75% of 20-30%

Front 27

Q.there should be a minimum interval of __ minutes between pre and post bronchodilator studies

Back 27

15

Front 28

Q.What is a significant improvement in SGaw in a pre-post bronchodilator study?

Back 28

35%

Front 29

Q.the 2 subdivisions of vital capacity (VC) are

Back 29

inspiratory capacity (IC) and Expiratory reserve volume (ERV)

Front 30

Q.healthy patients can exhale __% of FVC in one second

Back 30

80%

Front 31

Q.in a normal adult, the % of total volume exhaled during FEV1 is

Back 31

75%-85%

Front 32

Q.normal FEV1/FEV (FEV1%) for a healthy adult is

Back 32

75%-85%

Front 33

Q.another term for peak expiratory flow (PEF) is

Back 33

FEFmax

Front 34

Q.how many acceptable maneuvers do you need for an acceptable VC?

Back 34

2, volumes within 150ml

Front 35

Q.Healthy young adults have a predicted MVV of about ___ L/min

Back 35

170

Front 36

Q.FEV1% is also commonly written as

Back 36

FEV1/FVC

Front 37

Q.in healthy individuals, the FVC equal which other measurement?

Back 37

VC

Front 38

Q.a decreased FEV1/FVC ratio is the hallmark of ___ disease

Back 38

obstructive

Front 39

Q.the F-V loop is extremely useful in diagnosing what size airway abnormalities?

Back 39

large