# 20.6: Exercises

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## LAB 20 EXERCISES $$\PageIndex{1}$$

Label the parts of a hollow organ:

 1 Mucosa 2 Submucosa 3 Muscularis externa (circular and longitudinal layers) Musculari 4 Serosa 5 Muscularis mucosa 6 Peyer’s patch

Label the parts of a hollow organ:

 1 Villus 2 Lacteal 3 Goblet cell 4 Intestinal crypt 5 Intestinal gland 6 Enteric neuron

## LAB 20 EXERCISES $$\PageIndex{2}$$

### Oral Cavity

Label the components of the oral cavity

 1 Uvula 2 Gingiva 3 Oral vestibule 4 Hard palate 5 * Soft palate

Label the parts of a tooth

 1 Enamel 2 Dentin 3 Cementum 4 Pulp cavity 5 Apical foramen 6 Root canal 7 Crown 8 Root

## LAB 20 EXERCISES $$\PageIndex{3}$$

### Oral Cavity and Stomach

 Label the 3 major salivary glands

Label the parts of the stomach

 1 Fundus 6 Pyloric sphincter 2 Body 7 Cardiac sphincter 3 Cardiac region 8 Lesser curvature 4 Pyloric canal 9 Greater curvature 5 Pyloric antrum

## LAB 20 EXERCISES $$\PageIndex{4}$$

### Abdominal Cavity

 Label the 4 types of teeth: in one quadrant

Label the anatomy of the liver

 1 Right lobe 2 Left lobe 3 Gall bladder 4 Hepatic portal vein 5 Hepatic artery 6 Inferior vena cava 7 Falciform ligament

## LAB 20 EXERCISES $$\PageIndex{5}$$

### Bile Pancreas and Intestines

Label the path of bile and pancreatic secretions

 1 L. Hepatic duct 7 * Accessory pancreatic duct 2 R. Hepatic duct 8 Hepato-pancreatic ampulla 3 Cystic duct 9 Pancreas 4 * Common Bile duct 10 Duodenum 5 Common Hepatic duct 11 Gall bladder 6 Pancreatic duct

Label the following

 1 Stomach 2 Duodenum 3 Jejunum 4 * Ileum 5 Colon

## LAB 20 EXERCISES $$\PageIndex{6}$$

### Colon and Rectium

Label the parts of the colon

 1 Cecum 7 Mesocolon 2 Ascending colon 8 Hepatic flexure 3 Transverse colon 9 Splenic flexure 4 Descending colon 10 Haustra 5 Sigmoid colon 11 Teniae Coli 6 Appendix

Label the following

 1 Rectum 2 Anus 3 Rectal valve 4 External Anal sphincter 5 Anal columns

## LAB 20 EXERCISES $$\PageIndex{7}$$

### Histology

Histology of the liver

 1 Hepatic triad 2 Central vein 3 Hepatic artery branch 4 Hepatic Portal vein branch 5 Bile ductule 6 Hepatocyte 7 * Sinusoid

Histology of the liver

 1 Hepatic triad 2 Central vein 3 Hepatocyte 4 Sinusoid

Identify this tissue and its relevant components: (see lab list)

 1 Tunica interna 2 Tunica media 3 Tunica externa 4 Valve 5 Vasa vasorum 6 Artery 7 Vein.

Label the parts of this gland: (see lab list)

 1 Tunica interna 2 Tunica media 3 Tunica externa 4 Valve 5 Vasa vasorum 6 Artery 7 Vein.

This page titled 20.6: Exercises is shared under a CC BY-SA license and was authored, remixed, and/or curated by Laird C. Sheldahl.