Ch. 3 Sec. 1  What is a Vertebrate?
characteristics of phylum Chordata notochord nerve cord pharyngeal  slits
<ul><li>Similarities in vertebrate development </li></ul>
3. gives muscles place to attach 2. gives body shape 1. supports & protects body functions of endoskeleton (internal skele...
A vertebrate’s backbone is part of an endoskeleton, or internal skeleton.
endoskeleton
Snake skeleton
Turtle skeleton
e c totherm <ul><li>animal whose body temp. does not produce much internal heat </li></ul><ul><li>body temp. changes depen...
endotherm <ul><li>animal whose body controls & regulates its temp. by controlling internal heat it produces </li></ul><ul>...
e c totherm endotherm
ectotherms  endotherms reptiles fish amphibians birds mammals Draw pictures of  3 ectotherms & 3 endotherms.
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7th Grade Ch. 3 Sec. 1 What is a Vertebrate

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7th Grade Ch. 3 Sec. 1 What is a Vertebrate

  1. 1. Ch. 3 Sec. 1 What is a Vertebrate?
  2. 2. characteristics of phylum Chordata notochord nerve cord pharyngeal slits
  3. 3. <ul><li>Similarities in vertebrate development </li></ul>
  4. 4. 3. gives muscles place to attach 2. gives body shape 1. supports & protects body functions of endoskeleton (internal skeleton)
  5. 5. A vertebrate’s backbone is part of an endoskeleton, or internal skeleton.
  6. 6. endoskeleton
  7. 7. Snake skeleton
  8. 8. Turtle skeleton
  9. 9. e c totherm <ul><li>animal whose body temp. does not produce much internal heat </li></ul><ul><li>body temp. changes depending on temp. of environment </li></ul><ul><li>“ c old-blooded” </li></ul><ul><li>examples: </li></ul><ul><ul><li>fishes </li></ul></ul><ul><ul><li>amphibians </li></ul></ul><ul><ul><li>reptiles </li></ul></ul>
  10. 10. endotherm <ul><li>animal whose body controls & regulates its temp. by controlling internal heat it produces </li></ul><ul><li>body temp. does not change much with environment </li></ul><ul><li>“ warm-blooded” </li></ul><ul><li>examples: </li></ul><ul><li>birds </li></ul><ul><li>mammals </li></ul>
  11. 11. e c totherm endotherm
  12. 12. ectotherms endotherms reptiles fish amphibians birds mammals Draw pictures of 3 ectotherms & 3 endotherms.

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