Chapter 1: Survival Needs

Question 1

What is survival need one?

Answer 1

Nutrients- Carbohydrates are the major energy providing fuel for body cells. Proteins and fats are as well. Fats cushion the body and act as reserve fuel.

Question 2

What is survival need two?

Answer 2

Oxygen- Necessary for chemical reactions that release energy from food require oxygen.

Question 3

What is survival need three?

Answer 3

Water- Most abundant chemical substance in the body. Used for secretion and excretion.

Question 4

What is survival need four?

Answer 4

Body temperature- 37 degrees Celsius or 98.6 Fahrenheit. Need this for chemical reactions to continue at proper levels. To low and they stop, to high and they go to fast.

Question 5

What is survival need five?

Answer 5

Atmospheric pressure- must have proper atmospheric pressure for breathing. If pressure is to low, gas exchange slow and can’t cellular metabolism.