What is this clear liquid?
blood
plasma
what are these fragments of old cells which help to stop bleeding?
white blood cells
platelets
These carry the oxygen and carbon dioxide from the lungs to all body cells.
The Circulatory system consists of blood, blood vessels and the ...
lungs
kidneys
heart
The components of blood are plasma, red blood cells, white blood cells and fluid.
Blood vessels include...
arteries, veins and capillaries
arteries, veins and atriums
arteries and veins
Blood enters the heart through the ventricles.
The circulatory system consists of ...
a single circuit
two connected circuits
two separate circuits
Pulmonary circulation allows for ...
blood to release carbon dioxide and obtain oxygen in the lungs
blood to release oxygen and obtain carbon dioxide in the lungs
blood that is high in oxygen to reach the capillaries of each organ
The exchange of nutrients, gases and waste products happens in the arteries.
Systemic circulation returns blood with carbon dioxide and other waste products back to the heart.
Heart is an organ made up of special muscles.
Where does the blood enter in the heart?
ventricles
atriums
Ventricles are the chambers through the blood leaves the heart.
They protect the body from germs, diseases and infections. They are called...
red blood cells