Lab 9
Dissection of the Respiratory System of the Cat
Dissection - Respiratory System Dissection
Identifying Organs of the Respiratory System
Anatomy of the Digestive System
Dissection of the Digestive Anatomy of the Cat
Anatomy of the Digestive System
Identifying Alimentary Canal Organs
Text Figure 24-1
Studying the Histological Structure of Selected Digestive System Organs,
Gastroesophageal Junction
Small Intestine (use ileum slide with Peyer's Patches)
Text Figure 24-17
Pancreas Identify acinar cells.
Text Figure 24-18
Liver (use pig's liver slide) Identify central vein and hepatocytes
Text Figure 24-20 and below
Dissection – Cat Digestive System.
Name____________________________
Lab Section ________________
Dissection Questions – Respiratory and Digestive Systems
1. Are the cartilage rings of the human trachea complete or incomplete? ____________
2. Are the cartilage rings of the cat trachea complete or incomplete? ____________
3. Describe the location of the epiglottis.
4. Describe the appearance and location of the vocal cords.
5. Describe the appearance of the end of the trachea and of the bronchial tree in the cat
lung after you have pushed away the lung tissue from the cartilage.
End of trachea
Bronchial tree
6. Differentiate between the hepatic duct and the cystic duct. 2 points
7. Where does the bile duct enter the duodenum?
8. Differentiate between mesentery and mesocolon. 2 points
9. a. How does the appearance of the villi differ in the duodenum and ileum? 2 points
b. How does the difference relate to function?
10. Does the cat have an appendix? ________
e. Draw a figure of the pancreas slide. Label islets of Langerhans and acinar cells.
Print and use a ruler. Use the 40X lens.
Total Magnification _____X
11. Draw an example of what you observed on the liver slide. Label central vein and
hepatocytes. Print and use a ruler.
Total Magnification _____X