Saturday, 23 February 2013

2.83 describe how responses can be controlled by nervous or by hormonal communication and understand the differences between the two systems

The nervous system and hormones both coordinate responses with in the body. The nervous does this by electrical impulses so it is very fast. Hormones do this with chemicals which travel, a little slower, at the speed of the blood stream they are travelling in.
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7 comments:

  1. Unknown21 April 2015 at 09:19

    This comment has been removed by the author.

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    1. Anonymous25 April 2015 at 19:23

      This comment has been removed by a blog administrator.

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    2. Unknown27 April 2015 at 11:34

      Who's the one which wears the helmet when he skates?

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  2. Unknown18 January 2016 at 13:06

    Nervous system :response short lived and it has a very localised effect, Endocrine system: longer lasting response and has widespread effects

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  3. Unknown25 November 2016 at 17:21

    oright sound sam chill smarty fukin pants dont need u acting big on every answer

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  4. Mike Tsang26 June 2017 at 03:19

    The Biology Syllabus has changed.... New Syllabus Blog:

    http://igcse-biology-2017.blogspot.hk

    ReplyDelete
  5. SophieRice26 June 2017 at 18:33

    more at

    http://igcse-biology-notes.blogspot.hk/2017/06/283-describe-how-responses-can-be.html

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