Medical Quiz
★ Breathing System Quiz

What is the percentage of oxygen in exhaled air?

A. 78%

B. 14%

C. 5%

D. Variable

Select your answer:
         


Topics:

DNA and Polypeptide Synthesis Forensics Terms Blood and Bones Chemistry Diet Diagnostic Tools Beneath the Skin Hazards & Risks Pituitary, Thyroid and Adrenal Safety and First Aid Foot Orthosis Vocab Major Internal Organs of the Body Eye Histology Trauma Surgery Warm up

Other quiz:

Sources Of Food › View

The relationship between organisms for transferring nutrients is called a _____.

A. food chain

B. food web

C. food link

Health › View

the proportion of the nutrients compared to the number of calories the food contains

A. nutrient density

B. calories

C. carbohydrates