A blood vessel is a tube in which blood circulates.
Blood flows continuously through the blood vessels.
Blood vessels flow blood throughout the body.

BloodVessels_wordle

There are three types of blood vessels:

  • arteries,
  • veins
  • and capillaries.

Arteries1_460

Arteries carry blood away from the heart to the body.

Veins1_460

Veins carry blood back from the body to the heart.

Capillaries1_460

Capillaries are small vessels that connect arteries and veins.

Types of blood vessels and their functions
Arteries, veins and capillaries
Source | eMedTV

Blood vessels
Source | Operation Ouch

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