Question

2. A woman in her 50s complains of bloating, cramping and diarrhea when she drinks milk.

a. What is the likely cause of her complaint?

b. How might a patient determine him/herself what the problem is? c. What is one clinical test done to determine this problem and how does it work?

3. Patients who have had either their stomach or terminal ileum surgically removed may suffer from pernicious anemia. Explain the relationship between each of these two segments of the g.i. tract and the condition of pernicious anemia.

Answer 1

Ans 2

A. The condition is lactose intolerance.It is observed by a decrease in level of lactase enzyme.

B. It is due to deficiency of lactase enzyme. The deficiency leads to improper digestion of lactic acid from mili or other such products containing lactic acid.

C.Hydrogentolerance test and lactose tolerancevtest are performed

3. Malabsorption of Vitamin B12 (especially in ileum) leads to pernicious anemia. Due to stomach/ ileum surgery, absorption of iron and calcium is also hampered.