A. Multiple Choice Questions Answer all multiple-choice questions in the provided grey box beside each question, for example: Examine Figure 1. For questions 1-5, match the following:

a) Mucosa

b) Submucosa

3 Muscularis externa

4 Serosa

5 Lumen

1. Which tissue layer of the GI tract has a nerve plexus that regulate movements and secretions?

2. Which tissue layer of the GI tract is responsible communicates with the visceral peritoneum?

3. Which tissue layer of the GI tract is responsible for the absorption of nutrients?

4.Which part of the GI tract is responsible for the passage of chyme through the small intestine?

5.What tissue layer of the GI tract contains smooth and skeletal muscles important for peristalsis.