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20 questions
The rate at which the chemical energy is converted into heat and work is called as ____
heat loss
metabolic rate
metabolism
heat gain
___ is defined as a state in which a person experiences or expresses satisfaction with the thermal environment
Thermal comfort
comfort scale
Thermal indices
none
The core body temperature is about ___
38°C
37°C
34°C
33.5°C
Variations occur in ___, but also between parts of the body, depending on ___
time
clothing cover
blood circulation
All the above
The process of conversion of chemical energy contained in food into heat and work is called as ____
heat gain
metabolic rate
metabolism
heat loss
___, whilst carrying out work, which is consciously controllable (except in shivering).
basal metabolism
Muscular metabolism
both
none
Met – Evp ± Cnd ± Cnv ± Rad = ___
0
1
-1
-2
____ the rate at which the body uses energy while at rest to maintain vital functions such as breathing and keeping warm
muscular metabolism
Basal metabolism
both
none
Primary factors which determine comfort thermal comfort and they can be clubbed in two categories, ___ factors
environmental
personal
private
none of these
___ is defined as the temperature of a still and saturated atmosphere which would in the absence of radiation, produce the same effect as the atmosphere.
Effective temperature
Radiant temperature
Corrected Effective temperature
all the above
There are four factors with an environmental factors, Air temperature, ___
air speed
relative humidity
radiation
all the above
Skin temperature can vary between ____ under comfort conditions.
31°C and 32°C
29°C and 34°C
31°C and 34°C
25°C and 34°C
___ and ___ are the personal factors
clothing insulation
metabolic rate
none
all the above
Scale which combines the effects of various thermal comfort factors such as air temperature, humidity, air movement and radiation is called a ___
Thermal index
Comfort scale
Thermal level
comfort factors
The ___, is a bioclimatic index for describing the physiological comfort of the human body under specific meteorological conditions
none
thermal indices
UTCI
comfort scale
___, radiation which was taken into account by replacing the dry bulb temperature with the globe temperature.
Corrected Effective Temperature
Effective Temperature
both
none
Heat gain includes, radiation, ___
conduction
Metabolism
convection
all the above
Heat loss includes, radiation, conduction, ___
all the above
convection
evaporation
metabolism
___ is due to heat transmission from the body to the air in contact with the skin or
clothing
Convection
conduction
radiation
none
Human response to the thermal environment does not depend on air temperature alone.
true
false
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