Short Answer Questions (SAQ)
Cell Structure and Function, Histological Technique
Note :
1. In the examination appropriate
space will be provided for answering the questions. Here answer spaces are NOT
indicated because in HTML format, line breaks may appear depending on the
browser you use and the resolution of your monitor. This may be misleading.
2. Figures in brackets on the right indicate marks. In these samples some of the
mark figures are arbitrary. However, in general they indicate key facts /
statements / reasons expected in the answer.
3. It is advisable that you write your own answers
before checking the answers given here! The link to answers is at the bottom of
the page.
4. Remember : These questions are to help you understand, revise and practice.
In questions which are descriptive the answers will only serve as guidelines.
5. Histological Technique is considered only as
general principles, not details.
Questions :
1. What are the main differences between an ordinary light microscope and an electron microscope? (2)
2. What is the meaning of basophilia? Which components of a cell appear basophilic? (2)
3. What is acidophilia? Which extracellular components of connective tissue appear acidophilic? (2)
4. What is the function of the following cell organelles : a. rough endoplasmic reticulum, b. Golgi complex. (2)
5. Explain in brief the difference between mitosis and meiosis. (4)
6. What is the importance of 'fixation' in the preparation of histological material? (1)
7. What is the artefact produced by the step of dehydration in histological processing? (1)
8. Explain the appearance of fat containing cells in a haematoxylin-eosin stained section. (2)
9. What is a euchromatic nucleus? What does it tell about the functioning of a cell? (3)