Digestive System
Exercise #47
Complete pages 391-403 + histology
Draw histology on the worksheet handout
(We will do the rest of the organs next week)
This lab is to allow you to become familiar with the location and anatomy organs and structures of the Digestive System
THINGS YOU SHOULD KNOW FOR THE PRACTICAL:
§ Be able identify and know the function of the following structures of the oral cavity
|
Oral Cavity |
Teeth: |
Salivary Glands: |
|
| tongue | incisors | enamel | parotid |
| frenulum | cuspids | dentin | submandibular |
| palates: soft & hard | bicuspids | root | sublingual |
| uvula | molars | ||
| (tonsils see lymphatic) | crown | ||
| gingivae (gums) | |||
§ Be able identify and know the function of the following structures of the Alimentary Canal
|
Stomach |
Pharynx (Oropharynx) |
Small Intestine |
Large Intestine |
| cardiac region | epiglottis | duodenum | cecum |
| cardiac sphincter | esophagus | jejunum | vermifrom appendix |
| fundic region | ileum | colon | |
| body region | ileoccoal sphincter | ascending colon | |
| pyloric region | mesentery | transverse colon | |
| pyloric sphincter | common hepatic artery | descending colon | |
| lesser & greater curves | superior mesenteric arteries & veins | sigmoid colon | |
| left & right gastric arteries and veins | inferior mesenteric arteries & veins | anal sphincters: internal & external | |
| splenic artery & vein | anus |
Histology: Draw and be able to identify the following structures:
| Esophagus | Small Intestine | Large Intestine | Stomach |
| Mucosa | Mucosa | Mucosa | Mucosa |
| Submucosa | Submucosa | Submucosa | Submucosa |
| Muscular Layer | Muscular Layer | Muscular Layer | Gastric Pits |
| Villi |