Multiple choice

The three types of blood vessels are arteries, veins and ______.

  1. atrium

  2. ventricle

  3. capillaries

  4. valves

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The three types of blood vessels in the circulatory system are arteries (carry blood away from heart), veins (carry blood toward heart), and capillaries (tiny vessels where gas/nutrient exchange occurs between blood and tissues). Arteries and veins are transport vessels; capillaries are exchange vessels.