Laboratory Report o 10.1 Date REVIEW ACTIVITIES FOR EXERCISE 10.1 Ki I. Identify

Question

Laboratory Report o 10.1 Date REVIEW ACTIVITIES FOR EXERCISE 10.1 Ki I. Identify the cells of the that secrete (a) HCI (b) pepsinogen (c) histamine 2. The three e s of the nucisa layer of the digestive tract are theMucose the 3. Microscopic 4? The foldi and the pec fingerlike projections of mucosa in the small intestine are '? d the plasma membrane of intestinal epithelial cells that produce the-brush border transported from the intestine to the liver in a lange vessel known as the are called 5. Blood is 6. Once blood has reached the liver, it travels through large capillaries cl 7. The microscopic exocrine units of the pancreas are the endocrine structures are known as the 8. The glands in the duodenum that secrete an alkal ibe the structural adaptations of the small intestine that help increase the surface area and the rate at which 9. Descr digestion products can be absorbed 10. Describe the composition of pancreatic juice, and explain its functions

Explanation / Answer

1.c. Enterochromaffin like cells (ECL) secrets histamine.

4.microvilli

5.portal vein or hepatic portal vein

6.sinusoidal capillaries

7. Acini, pancreatic isslets or isslets of lagerhanns.

8.brunners gland.

9.villi microvilli increases surface area. This are finger like protrusion produces from mucosal linings.

10.

Pancreatic juice

Water 98%(neutralizes acid chyme)

Solids 1.5%

-organic-proteolytic enzymes(trypsin, chymotrypsin)

Pancreatic amylase, pancreatic lipase, phospholipase. (digestion of carbohydrate, proteins, fats molecules to simple molecules like glucose,amino acids, fatty acids etc)

-inorganic

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