IS2 Endocrine System PPT

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IS2 Endocrine System PPT

  1. 1. Endocrine System<br />Body can regulate processes using 2 different systems:<br />1) nervous system = through nerve impulses<br />2) endocrine system = through hormones<br />
  2. 2. Endocrine System<br />all organs that produce hormones <br />these organs are called GLANDS<br />glands release hormones when nervous system tells them to do it<br />hormones are chemicals that control different activities in the body/ like ‘messengers’<br />effect lasts while there is hormone present<br />each hormone acts on specific cells = TARGET CELLS<br /> Example 1: pancreas produces insulin<br /> Target: liver cells<br /> Example 2: adrenal glands produce adrenalin<br /> Target: pacemaker, liver cells, bronchi, diaphragm, pupil muscle<br />http://www.youtube.com/watch?v=8fh2HmdxQjQ<br />http://www.youtube.com/watch?v=1IQQPtyE7Lc&feature=related<br />

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