Αυτί και ακοή

Τα αυτιά (ώτα) μετατρέπουν τα ηχητικά κύματα σε ηλεκτρικά σήματα, που έτσι μπορούν να επεξεργαστούν από τον εγκέφαλο.

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How does our heart beat?

This lesson presents the structure and functioning of the heart...

How do we hear?

This lesson helps you understand the process of hearing.

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Noise surrounds us everywhere, but it can be harmful. Let's see how.

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Πώς το σώμα μας αποκτά τις βιταμίνες;

How fast are your reflexes?

The lesson introduces you to our innate and learnt reflexes.

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This lesson presents the development of human speech and the...

Vitamins

In this lesson you will find information about the discovery and...

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This lesson presents some types of cardiovascular diseases,...

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