Epithelial tissue 1

From Karnataka Open Educational Resources
Jump to navigation Jump to search

Activity No # 1 - Observation of the epithelial tisue

Estimated Time

30 minutes

Materials/ Resources needed

A small piece of inner lining of mouth,dissection needle,glass dish,methylene blue,cover slip,glycerine,microscope etc.

Prerequisites/Instructions, if any

Observe the slide carefully and try to identify the tissue and draw the picture of the same.

Multimedia resources

Website interactives/ links/ simulations

Process (How to do the activity)

  • Remove a piece of inner lining of the mouth.
  • Place it in a glass dish with water.
  • Transfer it to a glass slide.
  • Add 1 to 2 drops of methylene blue on the section and wash the extra stain with water.
  • Add 1 to 2 drops of glycerine and cover the tissue with a cover slip gently and remove the extra stain with a blotting paper.
  • Mount the slide on the microscope and observe carefully.

Developmental Questions (What discussion questions)

  1. What is the shape of the cells you observed?
  2. What are they called?

Evaluation (Questions for assessment of the child)

  1. What is the function of squamous epithelium?

Question Corner

To link back to the topic page Animal tissues Back