Select your answer:
Topics:
Disease Prevention Injury Microorganism - Diseases Skills for Health Orthopedic Surgeon Urinary System, Fluid, Electrolyte and ph Balance HFT Vitamins The Inflammatory Response Sports Medicine Human Body Oral Hygiene Viruses The Cell Cycle & Cancer Tenses Endocrine System DisordersOther quiz:
Body Systems › ViewThe air sacs that are covered with capillaries where gas exchange takes place
A. bronchi
B. lungs
C. oxygen
D. alveoli
Digestive System › View
Where does the absorption of nutrients from food take place?
A. stomach
B. liver
C. small intestine
D. large intestine