. Patients with perforated ulcers are known to complain of ... a) an acute pain in the stomach;
b) a sharp pain in the substernal area radiating to the shoulder.
2. In old people ulcers are complicated by hemorrhage which is due to ...
a) sclerotic changes in the stomach;
b) an irregular diet in combination with a nervous overstrain.
3. According to corticovisceral the development of ulcer is associated with ...
a) disturbances in the blood supply of the brain;
b) the lesions of the central and peripheral nervous systems.