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6º Science - Unit 2 - Nutrition (Digestive System (Nose and Mouth (…
6º Science - Unit 2 - Nutrition
Digestive System
Nose and Mouth
( Salivary glands produce
saliva
)
Oesophagus
Stomach
Small Intestine
Large Intestine
Liver
Pancreas
Anus
Circulatory System
Blood
Plasma
carries nutrients and waste (90% water)
Red Blood Cells
Carry oxygen and carbon dioxide
White Blood Cells
fight infection
Platelets
stops bleeding after a cut
BLOOD VESSELS
Arteries - carry oxygenated blood away from heart
Veins - carry deoxygenated blood to the heart
Capillaries - deliver oxygenated blood to cells
Heart
4 Chambers
2 Atria
2 Ventricles
Circulation
Pulmonary Circulation (Heart to the lungs)
Systemic Circulation (Heart to the body)
Respiratory System
Parts
Mouth / Nose
Trachea
Bronchi
Lungs
Alveoli
Capillaries
Bronchioles
Breathing
Alvioli - Gas Exchange
O2 Absorbed by blood
CO2 released by blood
Excretory System
Functions
Eliminates
Water
Bodily Waste
Sweat
Parts
Kidneys
Filter Blood (Waste)
Eliminates excess water
Make urine (waste + water)
Ureters
Transport urine to bladder
Bladder
Collects and stores urine
Urethra
Transport urine outside the body