Overview

Identify microscopically:

1. The capsule, septa, and incomplete lobules

2. Cortex

3. Medulla

4. Hassall's corpuscles

Draw and annotate:

A diagram of the thymus.

Reflection:

1. What type of connective tissue makes up the capsule?
2. What are characteristic features of the cortex?
3. What are characteristic features of the medulla?
4. What are Hassall's corpuscles?

Microscope

Other (construction area)

Hassall body 1 (click for large)

Hassall body 2 (click for large)

Drawing: Hassall body

Drawing: Blood barrier

The thymus 1

The thymus 2

• Fig 62-001
• Fig 62-002