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Heat Stress

Name:____________________________
Department:___________________
Badge Number:_____________
Across
When body core temperature rises blood flow to skin increases, sweating increases, heart rate increases to move blood and heat to the skin. When this works well core temperature drops or stabilizes at a safe level
Use lightest weight garments and respirators available that meet the minimum ____ requirements
Workers not acclimated to hot environments. Stop activity, rest in a cool place, drink juice or sports beverage. Move around rather than stand still
So much _____ is lost that dehydration results the body cannot cool itself by sweating, and the core temperature rises
The build-up in the body of heat generated by the muscles during work coming from warm and hot environments
Ventilation, shielding radiant heat sources, eliminating steam leaks
Short exposures to heat followed by longer periods
The body becomes unable to control its temperature. Temperature by mouth can rise above 105 F in 10 to 15 minutes. Death or permanent damage may occur if treatment is not given promptly. _______ kills 4,000 Americans yearly. Symptoms: oral temperature over 103 F, no sweating red, hot, dry skin throbbing, headache, dizziness, nausea, unconsciousness
Down
Heavy work scheduled during cooler parts of the day
Drinking plenty of water (1 quart per hour), training first responders, fitness
The body’s response to the excessive loss of water and salt in sweat. Symptoms: heavy sweating worker is pale and tired nausea and vomiting headache, blurred vision dizziness and fainting
Painful muscle cramps, usually in legs or abdomen, which warn that heat stress is developing. Stop activity, rest in a cool place, drink juice or sports beverage. Get medical attention if no improvement in one hour.
Overweight. Very small body size. Poor nutrition. Poor physical condition. Previous heat illness. Lack of heat acclimatization. Increasing age over 40. Heart disease, high blood pressure. Diabetes
_______ causes heat cramps
Occurs in hot and humid environments where sweat doesn’t evaporate. Can inhibit sleep and impede performance. Rest in cool place and allow skin to dry