Figure 8.9: Major blood vessels of the circulatory system.
Investigation: Dissecting a mammalian heart
Aim:
To dissect a mammalian heart (sheep or ox heart).
You will work in groups of four.
Apparatus:
- your teacher will give each group a heart to dissect
- a scalpel handle with a blade or a sharp non-serrated knife
- a sharp pair of scissors
- a pair of forceps
- gloves
- paper towel
- pictures of the external and internal views of the heart
Method:
230 8.2. Circulatory systems in animals