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Whole Body Plethysmography

Name

Units

Description

Cur t

time

Current system time

Rec t

time

Recorded time (for replayed data)

Rel t

time

Relative time from start of experiment

Rel us

us (micro-s)

More accuracy for Rel t output

s

s

Number of seconds from start of experiment

n

count

Number of breaths included in the output

nRej

count

Number of breaths rejected

Period

 

Current period name

User

 

Current user name

TV

ml

Tidal Volume, volume inspired during one breath

tI

s

Inspiration time

tE

s

Expiration time

PIf

ml/s

Peak inspiratory flow

PEf

ml/s

Peak expiratory flow

f

breaths/minute

Frequency of breathing

MV

ml

Minute Volume, volume inspired in one minute

tR

s

Relaxation time,

AV

ml

Accumulated volume

EIP

s

End inspiratory pause

EEP

s

End expiratory pause

Penh

(none)

Pause enhanced

VolBal

%

Difference between inspiratory/expiratory volume

Atm

mbar

Atmospheric pressure

Hum

%

Relative humidity in chamber

Temp

deg. C

Air temperature in chamber

BTemp

deg. C

Body temperature of animal

Corr

N/A

Drorbaugh & Fenn volume correction constant

NTemp

deg. C

Nasal temperature

AtoB

N/A

Epstein & Epstein A/B ratio

(c) EMMS