★ Respiratory System Quiz
Which body system absorbs oxygen from the surrounding air?
A. Circulatory system
B. Digestive system
C. Muscular system
D. Respiratory system
Select your answer:

Topics:
Public Health and Genetic Disease Inherited & Acquired Traits Diet Laboratory Careers Coronary Heart Diseases Excretion in Humans MEDICINE Circulatory System and Nutrition Circulatory System Hazards & Risks Energy, Hydrology, Microbiology Human Body and Pathogens Hemodynamic Disorder Muscles and Healthy Body Eye PhysiologyOther quiz:
Musculoskeletal - Clinical › ViewBones need a balanced diet that includes:
A. calcium and vitamin D
B. calcium and vitamin A
C. Vitamin C and Calcium
D. calcium Vitamin A
The Skeletal System › View
How many bones make up the adult human skeleton?
A. 313
B. 400
C. 279
D. 206