Blood Film and Cell Counting Quiz

What is the primary purpose of performing blood films in the Haematology Laboratory?

• To determine the morphology of blood cells

• To test blood sugar levels

• To analyse DNA sequences

• To measure blood pressure

What is the main function of erythrocytes?

• Clot blood

• Fight infections

• Transport oxygen to tissues

• Produce antibodies

What is the primary role of leucocytes?

• Regulate temperature

• Fight infection

• Transport nutrients

• Store energy

Which of the following is NOT classified as a leucocyte?

• Erythrocyte

• Basophil

• Lymphocyte

• Neutrophil

What is the main function of platelets?

• Transport oxygen

• Fight infections

• Involved in blood clotting

• Produce hormones

How many square subdivisions are in the Neubauer chamber's grid?

• 9

• 16

• 25

• 36

Where are white blood cells counted in the Neubauer chamber?

• In the four large squares at the corners

• In the central square

• In the top left square

• In the bottom right square

Where are red blood cells and platelets counted in the Neubauer chamber?

• In the large centre square

• In the four large squares at the corners

• In the bottom left square

• In the top right square

What should be done if cells are touching the perimeter sides during counting?

• Ignore all cells

• Count cells on the bottom and right lines

• Count cells on the top and left lines

• Count all cells

What is the first step in the cleaning procedure for the Neubauer chamber?

• Blot dry with laboratory tissue

• Place on a flat surface

• Immerse in a beaker of laboratory detergent

• Rinse with distilled water