GI system

Question 1

What GI organ is composed of the caecum, ascending, transverse and descending sections the presence of saculations or pouches termed haustra greatly increase the surface area. Responsible for the absorption of fat soluble vitamins A,D,E and K and final site where the water content of facial material may be modified being responsible for absorbing approximately 15 % of ingested water.

Answer 1

Large intestine

Question 2

Diarrhea that is due to the presence of digestive end products within the feces is termed

Answer 2

Osmotic diarrhea

Question 3

The mechanical digestion of ingested food into a paste like chyme together with the absorption of water and the initiation chemical digestion of proteins describes the principle functions of the

Answer 3

Stomach

Question 4

An idiopathic and chronic relapsing form of inflammatory bowel disease (IBS) that is limited to the large intestine producing abdominal pain, malnutrition and bloody mucoid diarrhea describes

Answer 4

Crohn’s disease

Question 5

The large intestine or colon is principally involved in the:

Answer 5

Absorption of water approx 15 % of ingested water, and fat-soluble vitamins e.g. A D E and K

Question 6

This disease causes deep inflammation in the small intestine, usually in the ileum, but it can affect any part of the digestive tract.

Answer 6

Ulcerative colitis

Question 7

How is the mechanical digestion of food achieved?

Answer 7

by the muscular contractions of smooth muscle within the GI tract by the processes of mastication, peristalsis, and segmentation

Question 8

Regarding chemical digestion, the pancreas releases pancreatic juice which mediates the

Answer 8

Chemical digestion of complex fats, polypeptides and carbohydrates