Levels of organization

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Levels of organization

  1. 1. 6th Grade Science<br />Levels of Organization<br />
  2. 2. I. Levels of Organization<br />A. Cells<br />
  3. 3. B. Tissues<br />1. Groups of cells<br />2. Types<br /> a. Muscle (movement)<br /> b. Nervous (control)<br /> c. Epithelial (lining surface)<br /> d. Connective (rest)<br />
  4. 4. C. Organ<br />1. Groups of Tissues doing a job<br />2. Examples<br />
  5. 5. C. Organ System<br />Groups of Organs doing a job<br />Eleven Systems<br /> a. Circulatory<br /> b. Digestive<br /> c. Endocrine<br /> d. Excretory<br /> e. Immune<br /> f. Integumentary<br /> g. Muscular<br /> h. Nervous<br />i. Reproductive<br /> j. Respiratory<br /> k. Skeletal<br />
  6. 6. II. Homeostasis<br />Body’s tendency to keep inside balanced<br />Example: Body Temperature<br />Maintaining <br />1. Sweating<br />2. Shivering<br />
  7. 7. III. Stress<br />Reaction of body to threat<br />Can cause imbalance<br />Body restores when stress removed<br />
  8. 8. III. Body Positions<br />Divide four ways<br /> 1. Transverse plane (separate top from bottom)<br />i. Superior (Head)<br /> ii. Inferior (away from head)<br /> 2. Frontal Plane (separate back from front)<br />i. Anterior (belly side)<br /> ii. Posterior (spine side)<br />
  9. 9. A. Divide four ways<br />3. Sagittal Plane (Right from Left)<br />4. Location to core body<br />i. Proximal (toward body)<br /> ii. Distal (away from body)<br />
  10. 10. IV. Cavities<br />Posterior<br />Brain cavity<br />Spinal cavity<br />Anterior<br />Thoracic Cavity<br />Abdominal Cavity<br />Pelvic Cavity <br />

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