Select your answer:

Topics:
Healthcare Careers Genetics Vocabulary Counseling: Fact or Myth? Polio Carbohydrates / Fat-soluble Vitamins Body Movements Endocrine System Terms Organisms Blood Donation Emergency Medicine Paeds Edema Animal Genetics and Nutrition Fluid Therapy Aseptic Technique & Sterile Comp Review MicrorganismsOther quiz:
Respiration in Organisms › ViewWhat is the main site of gaseous exchange in humans?
A. Lungs
B. Stomach
C. Kidneys
D. Liver
Health and Disease › View
How does physical exercise temporarily affect the pulse?
A. Increases the pulse rate
B. Decreases the pulse rate
C. Has no effect
D. Results in a dysrhythmia