Organ that pumps blood arround the body

• heart

• lungs

• kidneys

• liver

• stomach

Problem caused when a coronary artery is blocked and the heart muscle does not get enough oxygen or glucose to work properly

• Heart attack

• asthma

thick, muscular-walled blood vessel that carries blood away from the heart

• atria

• artery

• alley

• anabeth

Fuild containing cells that carries substances around an organism.

• blood

• blood vessel

• capillary

• vein

Tube that contains the blood as it flows around the body

• blood

• blood vessel

• vein

tiny blood vessel connecting arteries to veins that allows exchange of substances btw the blood and tissues.

• artery

• capillary

• atria

• blood

a chemical that carries oxygen in the red blood cells. It gives the blood its red colour.

• haemoglobin

• chlorophyll

• phagocyte

Area of the heart that controls the rhythm of the heart beat

• capillary

• haemoglobin

• pacemaker

Fluild portion of the blood that carries all the other parts of the blood

• plasma

• platelet

• phagocyte

a type of blood cell that helps the clotting of the blood.

• red blood cell

• platelet

• white blood cell

• vein