Exercise and thermal stress

Explain why we are more likely to experience heat stress when participating in endurance activities in warm countries compared to shorter events.

Describe the effects of dehydration when doing sport in hot conditions.

What happens to us when we are exposed to hot conditions for a prolonged period of time?

Give 6 factors affecting heat stress.

what is the effect of cold on performance?

Give normal core body temp

Where do we measure core temperature?

Give some methods of assessing core temperature.

Give the 5 causes for change in temperature. Briefly explain what they each are.

Hows does the blood transfer heat round the body?

When we are in high temperatures (above our core body temp) what method of cooling must we use and why.

Where are thermoreceptors located?

Give the four things the hypothalamus controls on order to control core temperature.

Central blood volume and stroke volume are ____ in heat. Why is this?

Explain why we have an elevated heart rate in heat?

The larger your initial the _____ the drop in CO we experience in heat.