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WHICH ARE THE THREE VITAL FUNCTIONS?
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DIGESTION, RESPIRATION, CIRCULATION, EXCRETION
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NUTRITION, DIGESTION, REPRODUCTION
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NUTRITION, INTERACTION, REPRODUCTION,
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Animals that give birth to a young that have already developed inside the mother's body.
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NUTRITION is the process of obtaining the necessary food to not get hungry.
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PARTS OF THE DIGESTIVE SYSTEM
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Teeth, larynx, oesophagus, liver, stomach, kidneys, small and large intestine, rectum, and anus.
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Teeth, pharynx, oesophagus, liver, stomach, pancreas, small and large intestine, rectum, and anus.
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Teeth, pharynx, oesophagus, liver, stomach, small and large intestine, rectum, and anus.
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NUTRITION includes the digestive system.
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WHICH PARTS OF THE DIGESTIVE SYSTEM BREAK DOWN FOOD?
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Mouth (teeth and saliva), stomach, and small intestine.
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Mouth (teeth and saliva), stomach, small and large intestine.
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WHICH PARTS OF THE DIGESTIVE SYSTEM ABSORB NUTRIENTS?
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The RESPIRATORY SYSTEM lets us inhale [blank_start]oxygen[blank_end]
and expel [blank_start]carbon dioxide[blank_end].
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oxygen
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carbon dioxide
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carbon dioxide
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oxygen
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The circulatory system carries [blank_start]blood[blank_end] with oxygen and [blank_start]nutrients[blank_end] to all parts fo the body
and [blank_start]collects[blank_end] waste substances and carbon dioxide.
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blood
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substances
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nutrients
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food
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collects
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eliminates
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This system cleans the blood of waste substances in the form of urine and sweat and eliminates them from the body.
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CIRCULATORY SYSTEM
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EXCRETORY SYSTEM
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DIGESTIVE SYSTEM
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RESPIRATORY SYSTEM
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WHEN DOES DIGESTION BEGIN?
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When eating [blank_start]the sugar[blank_end] bacteria form acids that attack the teeth forming cavities or caries.
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SALIVA breaks down the food with the help of the [blank_start]teeth[blank_end] and the [blank_start]tongue[blank_end] and forming the [blank_start]bolus[blank_end].
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teeth
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mouth
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tongue
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taste glands
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bolus
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chyme
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GASTRIC JUICES are substances secreted by the liver and pancreas
which continue to break down the food and kill harmful bacteria.
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WHICH ORGANS SECRETE JUICES?
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THE OESOPHAGUS pushes the [blank_start]bolus[blank_end] into the [blank_start]stomach[blank_end].
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bolus
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food
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stomach
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pharynx
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THE FAECES wait in the [blank_start]rectum[blank_end] and are expelled from the body by the [blank_start]anus[blank_end].
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rectum
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large intestine
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anus
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rectum
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We produce approx. 1.5 litres [blank_start]saliva[blank_end] daily. It is necessary for [blank_start]good digestion[blank_end].
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HARMLESS BACTERIA IN OUR INTESTINES [blank_start]helps[blank_end] us to [blank_start]break down[blank_end] and absorb [blank_start]food and nutrients.[blank_end]
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helps
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attacts
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break down
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digestion
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food and nutrients.
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water and minerals.