Podcast
Questions and Answers
What is the definition of hyperthermia?
What is the definition of hyperthermia?
- An increase in body temperature by 5°C or more (correct)
- A decrease in body temperature by 5°C or more
- A decrease in body temperature by 3°C or more
- An increase in body temperature by 3°C or more
Which of the following contributes to heat loss for regulating core temperature?
Which of the following contributes to heat loss for regulating core temperature?
- Evaporation only (correct)
- Conduction only
- Radiation only
- Convection only
What are the two ways in which heat-regulating mechanisms become activated?
What are the two ways in which heat-regulating mechanisms become activated?
- Neural stimulation and thermal receptors in the skin
- Temperature changes and hormonal changes
- Hormonal changes and neural stimulation
- Temperature changes and thermal receptors in the skin (correct)
Which part of the body is described as the central coordinating center for temperature regulation?
Which part of the body is described as the central coordinating center for temperature regulation?
How does the body lose radiant heat energy?
How does the body lose radiant heat energy?
Which mechanism transfers heat directly through a liquid, solid, or gas from one molecule to another?
Which mechanism transfers heat directly through a liquid, solid, or gas from one molecule to another?
What is the major physiologic defense against overheating?
What is the major physiologic defense against overheating?
What does heavy 'sweatshirts' and rubber or plastic garments produce close to the skin?
What does heavy 'sweatshirts' and rubber or plastic garments produce close to the skin?
What impairs the capacity of circulatory and temperature-regulating mechanisms to adjust to exercise demands?
What impairs the capacity of circulatory and temperature-regulating mechanisms to adjust to exercise demands?
What reduces the effectiveness of heat loss by conduction, convection, and radiation?
What reduces the effectiveness of heat loss by conduction, convection, and radiation?
