Examlex
Which of the following words means "colored body"?
Capillaries
Small, thin-walled blood vessels that connect arteries and veins, where oxygen, nutrients, and wastes are exchanged between the blood and tissues.
Oxygen-Deficient Blood
Blood that carries less oxygen than normal, often as a result of respiratory or circulatory problems.
Carbon Dioxide
A colorless, odorless gas produced by burning carbon and organic compounds and by respiration, absorbed by plants in photosynthesis.
Physical Activity
Any movement that requires energy expenditure, including activities undertaken while working, playing, carrying out household chores, traveling, and engaging in recreational pursuits.
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