THE HUMAN BODY AND INTERACTIONBy: Catalin :Daniel Budea

WHAT DO WE NEED TO FUNCTION?• Nutrients,Oxygen,Energy and Waste

substances.

HOW OUR FOUR SYSTEMS WORK TOGHETER

• The DIGESTIVE,RESPIRATORY,CIRCULATORY and EXCRETORY Systems are all involved in nutricion.

DIGESTION,ABSORPTION,EXCRETION

RESPIRATION• Through respiration we take in the oxygen

our cells need to transform into energy and our body releases the carbon dioxide it doesnt need.

CIRCULATION• The circulation system transports nutrients

and oxygen through blood to the cells.• Blood cinsists of plasma and blood cells.

TYPES OF BLOOD CELLS• RED BLOOD CELLS

• PLATELETS

• WHITE BLOOD CELLS

BLOOD VESSELS• Inside your body there are three types of

blood vessels.

BLOOD CELLSVEINS

ARTERIES

CAPILLARIES

HEART

• The heart is a muscular organ with four chambers: two atria and two ventricles they communicate through (valves).

EXCRETION• The excretory system consists of the urinary

system and the sweat glands.

THE URINARY SYSTEM• The urinary system consists of the kidneys

the ureters the bladder and the urethra.

THE 4 ORGANS OF URINARY SYSTEM

• KIDNEYS

• URETERS

• BLADDER

• URETHRA

SWEAT GLANDS

• When we do sports or when we get hot we sweat.Sweat is a mix od water and waste substances is produced in the sweat glands in your skin.

• Is very important drink water to dont desidratate