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Series

L'homéostasie

6 episodes
This series explores the internal systems of equilibrium and regulation in animals. The body is used to illustrate how we deal with stress, extreme temperature changes and excess or insufficient fluids. Animation sequences illustrate biological processes, such as the sodium-water cycle and osmosis regulation. In each episode, students…
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  • Episodes (6)
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E1 : L'adaptation aux changements .

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Using the example of fluctuating environmental temperatures and internal bodily responses, this introductory show illustrates how the process of homeostasis maintains the balance of the internal state.
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E2 : La mer intérieure .

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Through the five basic homeostatic mechanisms that control the exchange of intra and extracellular fluids, the body constantly regulates and balances itself to meet its internal needs and to adapt to external conditions.
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E3 : L'osmorégulation .

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The complex filtration process taking place in the kidneys is presented to illustrate the regulation of the body by osmosis.
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E4 : Le cycle de la rétroaction .

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The constant homeostatic monitoring to inhibit or stimulate the release of hormones is called a “feedback cycle”. This clip illustrates how the negative feedback cycle works and evokes the body's different responses to messages from receivers.
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E5 : L'équilibre biochimique .

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The program deals with the chemical inhibitory processes in the production of enzymes, the principle of massive action and the natural tendency of chemical reactions to behave in a double way.
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E6 : Les hormones messagères .

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Hormones play a role in homeostatic balance: their monitored production stimulates chemical reactions.
    Levels:
    Secondary Grade 12
    Subjects:
    Science and technology Biology
    Skills:
    Critical Thinking
    French level:
    C1: Effective Operational Proficiency
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