Alicia explica el aparato digestivo
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The digestive system. Our digestive system breaks food down into small particles called nutrients. All our muscles and organs need these nutrients. They give us energy and help us grow.
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Once the digestive system has extracted the nutrients, it gets rid of the waste.
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Mouth. Here, gastric juice. Here, food is broken up by the teeth and mixed with saliva by the tongue.
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Esophagus. Here, food goes down this tooth to the stomach.
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Stomach. Here, gastric juice makes food into a thick liquid.
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Small intestine. There are lots of blood vessels.
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The nutrients pass into the blood here.
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Large intestine. The waste passes through here.
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Food. The water goes out into the body and the waste becomes harder.
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Angles. The waste collect feces and leaves the body here.
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Very good!
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- Subido por:
- Rebeca A.
- Licencia:
- Todos los derechos reservados
- Visualizaciones:
- 74
- Fecha:
- 1 de diciembre de 2019 - 21:06
- Visibilidad:
- Clave
- Centro:
- CP INF-PRI SERRACINES
- Duración:
- 01′ 29″
- Relación de aspecto:
- 1.78:1
- Resolución:
- 2560x1440 píxeles
- Tamaño:
- 266.80 MBytes
