Histology Guide

virtual microscopy laboratory

Chapter 7 - Peripheral Blood

This quiz only covers material that would be expected to be discussed in a histology laboratory.

Objectives

  • Learn the main components of peripheral blood
  • Learn how to identify the cells found in peripheral blood
  • Understand the major functions of cells found in peripheral blood

General Questions

What dye(s) are used for analysis of blood? [+]

Wright's stain

Blood is fluid connective tissue and what are percentages of plasma, red blood cells, and white blood cells? [+]

  • 50 to 65% plasma
  • 35 to 50% red blood cells (40 to 50% in men, 35 to 45% in women)
  • < 1% white blood cells

Microscope Slides

Red Blood Cells

White Blood Cells

What is another name for white blood cells? [+]

Leukocytes

What are the three types of granulocytes and their approximate percentage of all white blood cells? [+]

  • 50 to 70% neutrophils
  • 2 to 5% eosinophils
  • < 1% basophils

What are two types of agranulocytes and their approximate percentage of all white blood cells? [+]

  • 25 to 30% lymphocytes
  • 3 to 8% monocytes

What are two major types of granules found in white blood cells? [+]

  • Specific granules (or secondary granules)
  • Azurophilic granules (or primary granules)

Differential Blood Cell Count