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Cardiovascular 7

Cardiovascular System 7th Grade Science

What are the parts of the cardiovascular system? blood blood vessels heart
What are the 4 components of blood? red blood cells (RBCs) white blood cells (WBCs) plasma platelets
Fluid that carries gases, nutrients, and wastes through the body -made up of platelets, plasma, WBCs, and RBCs blood
a component of blood; mixture of water, minerals, nutrients, sugars, proteins, and other substances plasma
a component of blood; tiny pieces of larger cells found in bone marrow, only last 5-10 days, help blood to clot platelets
keep body healthy by fighting pathogens (bacteria and viruses), form antibodies (chemicals that identify pathogens) white blood cells (WBCs)
disc-shaped cells that do not have a nucleus, bring oxygen to every cell in body red blood cells (RBCs)
oxygen-carrying protein found in red blood cells hemoglobin
blood travels through the whole circulatory system through these blood vessels
type of blood vessels that carry blood AWAY from the heart arteries
tiny blood vessels that allow exchanges between body cells and blood capillaries
type of blood vessels that carries blood back to heart veins
Created by: jessandrews15



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