PAG 1: cheek cell slides

Cards (6)

  • purpose of staining?
    to make certain cell structures visible
  • which structures should be labelled in an animal cell?
    • cell membrane
    • cytoplasm
    • nucleus
  • how should a cover slip be placed on a microscope slide, and why?
    • by using a mounted needle to lower the cover slip slowly onto the slide
    • to prevent the formation of air bubbles
  • outline the procedure to preparing a cheek cell slide
    1. rub the inside of your cheek with a cotton bud and wipe on a glass slide with a drop of methylene blue on it
    2. place a cover slip on the slide
  • how should a cell diagram be labelled?
    with ruled lines that do not cross
  • state a hazard and safety precaution involved in this practical
    • methylene blue is an irritant, wear eye protection when handling
    • cheek cells are a biohazard, dispose of cotton bud in disinfectant after use