Ch. 7 Sec. 1 The Endocrine System
endocrine system controls many of body’s daily  activities & long term changes made of endocrine glands produce & release ...
hormones <ul><li>produced by endocrine gland </li></ul><ul><li>“ chemical messengers” </li></ul><ul><li>interact w/ certai...
hypothalamus <ul><li>links nervous & endocrine system </li></ul><ul><li>controls hormone release </li></ul><ul><li>sleep, ...
pituitary gland <ul><li>regulates body processes (growth, blood pressure, water balance) </li></ul><ul><li>responds to ner...
 
 
negative feedback <ul><li>helps maintain homeostasis </li></ul><ul><li>when amount of hormone reaches right level   signa...
 
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8th Grade-Ch. 7 Sec. 1 The endocrine system

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8th Grade-Ch. 7 Sec. 1 The endocrine system

  1. 1. Ch. 7 Sec. 1 The Endocrine System
  2. 2. endocrine system controls many of body’s daily activities & long term changes made of endocrine glands produce & release chemicals directly  bloodstream
  3. 3. hormones <ul><li>produced by endocrine gland </li></ul><ul><li>“ chemical messengers” </li></ul><ul><li>interact w/ certain target cells </li></ul>
  4. 4. hypothalamus <ul><li>links nervous & endocrine system </li></ul><ul><li>controls hormone release </li></ul><ul><li>sleep, hunger, maintains homeostasis </li></ul><ul><li>controls pituitary gland </li></ul>
  5. 5. pituitary gland <ul><li>regulates body processes (growth, blood pressure, water balance) </li></ul><ul><li>responds to nerve impulses or hormone signals from hypothalamus </li></ul>
  6. 8. negative feedback <ul><li>helps maintain homeostasis </li></ul><ul><li>when amount of hormone reaches right level  signals gland to stop making that hormone </li></ul>http://www.phschool.com/atschool/phsciexp/active_art/negative_feedback/index.html
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