the human body and nutrition cc nn tema 2
TRANSCRIPT
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THE HUMAN BODY AND NUTRITION.
OLIVIA IZQUIERDO ALCAIDE 6ª DE PRIMARIA
CURSO 2016/2017
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Nutrients Oxygen Energy Waste substances
NUTRITION IN CELLS
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CELL
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THE DIGESTIVE RESPIRATORY CIRCULATORY EXCRETORY
HOW OUR FOUR SYSTEMS WORK TOGETHER
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DIGESTION: The food travels along the
digestive tract. ABSORPTION: The nutrients pass to the
blood through capillaries which are found in the villi in the small intestine walls.
EXCRETION :Preparation and elimination of the part our food.
DIGESTION
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Pulmonary ventilation is the
movement of air into and out of the lungs.
This process is performed by two movements:inspiration and expiration.
RESPIRATION
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RESPIRATORY
SYSTEMPROCESS.
Air enters through the nostrils.
The air travels down:larynx, windpipe, bronchi, bronchioles and lungs.
Gas exchange takes place in the alveoli.
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CIRCULATION
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BLOOD.Consists of plasma and blood cells. Plasma this is a fluid float in
it also carries the nutrients and the waste products.
If you observe a drop under a microscope you can see different types of blood cells in it.
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TYPES OF BLOOD
CELLSRED BLOOD CELLS
THEY TRANSPORT OXYGEN AND CARBON DIOXIDE.
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THE PLATELETS
THEY HEAL WOUNDS AND STOP YOU BLEEDING.
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WHITE BLOOD CELLS
THEY DEFEND YOUR BODY FROM MICROORGANISMS AND VIRUSES.
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BLOOD VESSELS
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THE HEART
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BLOOD MOVES AROUND YOUR BODYTHIS IS THE PROCCESS THAN HEART.
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EXCRETION
THE URINARY SYSTEM
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KIDNEYS.
URETERS.
BLADDER.
URETHRA.
URINARY
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SWEAT GLANDS
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THE END