2- Unit 1 Terms Marathon Runner

Front

Cellular respiration

Back

Process that releases energy by breaking down glucose in the presence of oxygen

Front

ATP

Back

Main energy source that cells use for most of their work

Front

Circulatory system

Back

Circulates blood through the body, supplies oxygen and nutrients, and removes waste.

Front

Respiratory system

Back

Brings oxygen into the body. Gets rid of carbon dioxide.

Front

Digestive system

Back

Body system that breaks down food and absorbs nutrients

Front

Anaerobic respiration

Back

Cellular respiration that does not require oxygen

Front

Aerobic respiration

Back

Cellular respiration that requires oxygen

Front

Mitochondria

Back

Powerhouse of the cell, organelle that is the site of ATP (energy) production

Front

Lactic acid

Back

Cause of muscle fatigue

Front

Bromothymol Blue (BTB)

Back

An indicator for carbon dioxide