Chapter 24 Objectives Continued
The Digestive System

1. Identify the secretions of the pancreas and their general functions.

2. Trace a drop of blood through the liver.

3. Describe the functions of the liver.

4. Describe the pathway of the flow of bile from the liver to the duodenum.

5. Identify the three sections of the small intestine.

6. Compare nutrient absorption through a capillary and a lacteal in the villi of the small intestine.

7. Describe the pathway of food through the large intestine.

8. Compare the taeniae coli and the haustra of the large intestine.

9. Describe the functions of the large intestine.

Take a Quiz - Chapter 24 continued

1. The secretion of the pancreas associated with the regulation of glucose is:
        a. lipase
        b. trypsin
        c. insulin
        d. sodium bicarbonate

2. The pancreas has the role of buffering the contents of the duodenum through the secretion of :
        a. CCK
        b. bile
        c. sodium bicarbonate
        d. glucagon

3. The blood vessel that drains the sinusoids or a liver lobule is the:
        a. central vein
        b. hepatic portal vein
        c. inferior mesenteric vein
        d. brachiocephalic vein

4. A liver function related to energy metabolism is:
        a. phagocytosis of erythrocytes
        b. synthesis of clotting proteins
        c. deamination of amino acids
        d. detoxification of drugs and alcohol
        e. none of the above

5. Bile:
        a. is stored in the gall bladder
        b. is manufactured by the epithelial lining of the gall bladder
        c. passes from the common hepatic duct into the duodenum
        d. enters the pancreas through the cystic duct

6. The first section of the small intestine, the duodenum, receives secretions from the:
        a. stomach
        b. pancreas
        c. liver
        d. intestinal glands called crypts of Lieberkuhn
        e. all of the above

7. The absorption of digested nutrients occurs in the:
        a. villi of the small intestine
        b. common bile duct
        c. last section of the small intestine, the duodenum
        d. Peyer's patches

8. List the structure passed thirdly as food wastes move though the large intestine.
        a. hepatic flexure
        b. ascending colon
        c. transverse colon
        d. splenic flexure
        e. descending colon
        f. sigmoid colon

9. The colon has three bands of longitudinal smooth muscle identified as the:
        a. haustra
        b. peristalsis muscle
        c. taeniae coli
        d. epiploic appendages

10.  The functions of the large intestine include:
        a. absorption of digested nutrients
        b. secretion of enzymes  to hydrolyze chemicals
        c. preparation of digested wastes for elimination
        d. absorption of water and electrolytes
        e. two of the above