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Anat. 30 - Anatomy & Physiology
Instructor:  Margaret Steinberg


Life Science Dept.

Natural Sciences Division


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A & P Lab Unit 5 Models:  Small & Large Intestines


 Try to name the labeled parts before checking the answers below. 

Small Intestine Section

Small intestine section

 

 

Large Intestine

Large intestine

 

 

 

 1 - Mucosa
 2 - Submucosa
 3 - Muscularis externa
 4 - Serosa
 5 - Villus (covered with
 simple columnar epithelium)
 6 - Lacteal inside villus
 7 - Capillaries inside villus
 8 - Lamina propria
 9 - Muscularis mucosa
10 - Blood vessels in submucosa
11 - Dense irregular connective tissue
12 - Circular layer of smooth muscle
13 - Lymphatic tissue
14 - Nerve plexus
15 - Longitudinal layer of smooth muscle

 1 - Appendix
 2 - Cecum
 3 - Ascending colon
 4 - Transverse colon
 5 - Descending colon
 6 - Sigmoid colon
 7 - Rectum
 8 - Anal canal
 9 - Mesentary
10 - Teniae coli
11 - Ileocoecal junction

 
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