Medical Quiz

Cardiorespiratory Endurance Quiz

Oxygen enters your blood while carbon dioxide is eliminated (when you exercise you need more oxygen and produce more waste)

A. Lungs

B. Cardiovascular System

C. Heart

D. Blood

Select your answer:
A  B  C  D  E 


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Other quiz: Human Body Systems

The skeletal system consist of

A. nerves

B. organs

C. organs

D. bones