RP5

Question 1

When drawing scientific diagrams what should you keep in mind?

Answer 1

Only use continuous lines / don’t use sketching;
Add labels (horizontal ruled lines, with no arrow heads, label lines should not cross over);
State the magnification;
Draw all parts to the same scale;
Don’t use shading or hatching;
Use at least 50% of the available space;

Question 2

Precautions for performing dissection

Answer 2

Wear apron,
Cover cuts with waterproof dressings
Using scalpel and cut away, forceps for holding tissue
Wearing gloves.

Question 3

Clearing dissection

Answer 3

Disinfect hands, surfaces and instruments.
Put gloves.

Question 4

What is eye piece graticule

Answer 4

Glass with scales in it.

Question 5

How to calibrate eye piece graticule.

Answer 5

Place micrometer through stage of microscope, Allign graticule and stage micrometer together.Count number of graticule resolutions into 1 division of micrometer.Calculate the length of one eyepiece division.

Question 6

Without graticules, how can the student measure the area of the field of the view

Answer 6

Put ruler on stage, focus with microscope and use the ruler’s division to measure.