V. Quyidagi ma’lumotlarni eslab qoling:
Do you know that …
1. … the movement of food in the intestines of a healthy person may last from 17 to 72 hours; 2. … milk products contain about 100 substances useful for men; 3. … salt consists of two poisons, whoch are so combined chemically in such a way that we can eat it; 4. … the amount of gastric juice secreted in the stomach within 24 hours is 1,5-2 litres.
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VI. Changethe sentences using Complex Subject:
1. It is know that spring and autumn are those seasons when the ulcer patients suffer from the recurrence of the disease. 2. It is considered that constant fatigue, the lesions of the nervous system and past diseases contribute to the onset of gastritis. 3. It appeared that the characteristic clinical manifestations of the disease were haemorrhage, vomiting and nausea.
VII. Finish the sentences according to Text A:
1. The corticovisceral theory of the pathogenesis of ulcer was a further development of … . 2. Male patients at the ages of 25 to 40 are known to suffer from ulcers more … . 3. At the onset of the disease the patients with ulcer complain of pain which is … . 4. According to corticovisceral theory it has been proved that gastric and duodenal ulcers are due to … . 5. It is known that an irregular diet as well as emotional overstrain may … . 6. In young patients the course of ulcer may have no … . 7. The scientists consider that the lesions of the central and peripheral nervous system lead to … .
VIII. Answer the following questions:
What does salt consist of? 2. How much gastric juice is secreted in the stomach within 24 hours? 3. What substances do milk products contain? 4. How many hours may the movement of food in the intestines of a healthy person last?
IX. 1.Read Text B. 2. Name the factors contributing to the development of gastritis. 3. Say about what symptoms of gastritis you have learned from the text:
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