Environmental conditions and safety. (Practice)

Compare and contrast heat exhaustion and heat stroke...

Heat exhaustion and heat stroke are both caused by prolonged exposure to Sun with very high temperatures. Heat exhaustion is typically less severe with symptoms of headache, nausea, pale skin, and fatigue. Heat stroke results when the body cannot regulate its body temperature any longer, and it is life threatening. Immediate medical assistance should be obtained if you suspect heat stroke.

Identify safety preparations that are common when exercising in extreme cold or extreme heat...

In both cases, the common preparation steps are allowing the body to acclimate gradually to the temperature and wearing appropriate clothing.

Discuss how personal choice can enhance your safety when exercising...

In general, you can choose when, where, and how to exercise. Each of these choices can either positively or negatively affect your safety during physical activity.

Electrolytes serve several purposes in the body, including...

Nerve and muscle function and fluid balance.

How can you use your personal choices to exercise more safely?

Not exercising in high-air pollution areas, limiting exercise in hot climates to the early morning and evening, using exercise equipment as it was designed to be used.

Identify the processes by which the human body both gains and loses fluids...

The cycle of fluid intake and loss continues on a daily basis. Fluid intake is accomplished by drinking fluids and eating foods. Fluid losses occur thorough urination, perspiration, and respiration.

Gordon is going for a run through the park, but it is cold outside. The low outside temperature could affect his personal safety...

True.

The human body is composed of approximately 60% of water...

True.

Natalee wants to go for a run outside, but it is the middle of winter and it is very cold. What kind of clothing should she choose to prevent possible sickness?

When exercising in the extreme cold, it is very important to wear long pants, long sleeve shirts, and a head covering.

Discuss the importance of fluid balance while exercising...

While exercising, the boy loses fluids through perspiration and respiration. The more rigorous the exercise, the more fluids are lost. It's important to replace these fluids both during and after the exercise.