Recursos educativos body art página 234

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Blood circulation (II)
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The heart The heart is the organ that pumps blood to all the cells in our body. It is about the size of a closed fist. Its walls are made of muscle tissue. The heart contains four chambers: The two top…
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Answer. Unicellular and multicellular organisms
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Remember what you have studied in this section and answer the questions: What are organisms made up of a single cell called? How do they reproduce? What do we call living things that are made up of many…
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Adrenaline prepares for action
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In situations of danger or fear, the adrenal glands produce a hormone called adrenaline. This prepares the body for action, like running or hiding. This is called the fight or flight response.…
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How we breathe in places with no air
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We need air to breathe Humans and other animals that live on land need air to live. When we breathe, we take oxygen from the air. With this oxygen and with the food we eat, our body has the energy it…
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Video: Nuclear radiations in 3Mile Island, Chernobyl and Fukushima
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In this 11 minute video (with Spanish subtitles) Helen Caldicott (Nobel Prize) explains the consequences of recent nuclear catastrophes on the human body. We can listen to specific scientific vocabulary…
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Health
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Health and illness We say we are in good health when our body works well and we are not ill. Sometimes we get ill. When we are ill, we have symptoms, like a fever, headache or stomach pains. We say that…
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Cells
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What are cells? All living things are made up of very small components called cells. Some living things are made up of just one cell. However, the majority of living things have more than one cell. For…
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Complete. The European economy
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Complete the following sentences with the missing words: Spain and joined the EEC in . To do this, the country had to adapt its to that of Europe, especially in the and sectors. The Council is the…
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True / False. The cerebrum
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Are these sentences true or false? The cerebrum is the most important nervous centre in our body. It contains nearly one million neurons. The outer surface, which is 1.5 to 4 millimetres thick, is…
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Leaves of Grass by Walt Whitman
Tiching explorer Organización
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This collection of poems was first published in 1855 by Walt Whitman at his own expenses. It was groundbreaking at the time because of its free verse in long rhythmical lines, the exaltation of the…
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