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Bellringer : On your own, determine and write a ONE WORD definition for the following: 1. Squamous 2. Cuboidal 3. Columnar 4. Ciliated 5. Single Layer 6. 2 or more layers. Answers!. Squamous 2. Cuboidal 3. Columnar 4. Ciliated 5. Single Layer 6. 2 or more layers. Today.

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Answers!

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  1. Bellringer: On your own, determine and write a ONE WORD definition for the following:1. Squamous2. Cuboidal3. Columnar4. Ciliated5. Single Layer6. 2 or more layers

  2. Answers! • Squamous 2. Cuboidal3. Columnar4. Ciliated 5. Single Layer6. 2 or more layers

  3. Today • Types of Epithelial tissue • Making a Wet Mount • Look at the many of the types of epithelial cells in a frog • Fetal Pig Dissection Prep

  4. Squamous • Squamous—cells are wider than tall (plate-like) – “squashed”

  5. Cuboidal • Cuboidal—cells are as wide as tall, like cubes

  6. Columnar • Columnar—cells are taller than they are wide, like columns

  7. Ciliated • Ciliated- Have cilia

  8. Layers • Simple—one layer of cells • Stratified—more than one layer of cells

  9. Handout • Examine the handout of all the types of epithelial tissue! • You will be making Wet Mounts of many of these tissues today and Thursday • Where to find?

  10. Structure and Function • Is there a connection?

  11. Making a Wet Mount • Place sample on slide • Place a drop of liquid on sample • Dye, Water, Saline solution • Place cover slip on sample (no air bubbles!) • Examine under microscope

  12. Try it out!

  13. Lab • Make wet mounts of as many different types of epithelial cells as you can! • Do you notice any difference?

  14. Fetal Pig Dissection Prep • Review Packet • Make a guide for yourself to help you find the parts of the pig you will need to make wet mounts

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