unit 3 nutrition sofia lucia ortega s
TRANSCRIPT
NUTRITION
SOFÍA NUÑEZand
LUCÍA ORTEGA
BY
THE DIGESTIVE SYSTEM
The digestive system transforms food into nutrients .
It has two parts The digestive tract ,the pharynx , the
oesophagus , the stomach ,the small intestine and the large intestine
The digestive glands , salivari glands the liver and the pancreas.
A PHOTO OF THE DIGESTIVE SYSTEM
THE RESPIRATORY SYSTEM
The respiratory system is in charge of breathing .
Makes two movements
First inhale air and it goes into the lungs
Then exhale air seding it out of the lungs
THE EXCRETORY SYSTEM
Filters waste substances from the blood.
It removes then from the body though excretion.
It is made up of Sweat glands The urinary system
THE CIRCULATORY SYSTEM Transport nutrients and oxygen to
our cells. It is made up of The heart The blood There are three types of blood
vessels : The capillaries The veins The arteries
The circulatory system
THE BLOODIs a red liquid tissue made up of cells that float in a liquid called plasma. It has three parts:o Red blood cells o White blood cellsoPlatelets
THE HEART Uses rhythmic systole and diastole
movements to pump the blood around the body.
HUMAN CIRCULATION.
Is closed and double Is closed,in mamals the heart septum
separates the two halves. Is double. The blood follows two
routes Pulmonary circulation Systemic circulation
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