Which of the following statements regarding peptic ulcers is CORRECT: A: In the stomach, they are usually in the antrum. B: In the duodenum, they are usually periampullary. C: Gastric ulcers are associated with increased gastric acid production. D: Benign ulcers can be reliably distinguished by their smaller size. E: Duodenal ulcers are prone to malignant transformation.

Gastric ulcers are associated with a ________, ___________ pain.

Peptic ulcers are often multiple lesion.

Which of the following is the incorrect description of duodenal ulcers? A: Duodenal bulb ulcer and gastric ulcer are similar in size, with a diameter of about 5-500px B: Most of the duodenal ulcers occur in the bulb C: Duodenal bulb ulcers are mostly in the posterior or anterior wall D: Axial image of duodenal bulb ulcer presents as a round or grain-like increased density E: Duodenal ulcers can cause irritation

The X-ray finding of duodenal ulcers is____. A: niches B: bulb deformation C: mucosal disorder and tortuosity D: pyloric spasm

The direct X-ray finding of duodenal ulcers is ________. A: niches B: bulb deformation C: mucosal disorder and tortuosity D: pyloric spasm

There are the complications resulting from peptic ulcers except for( )() A: ulcer bleeding B: constipation C: ulcer perforation D: gastric obstruction

Which<br/>of the following descriptions are incorrect?() A: Ulcers<br/>always heal without scar formation B: Plaques<br/>are smaller than papules

Oral _________include any type of tissue abnormality in the mouth, like dental caries or cavities, ulcers, and gingivitis. A: lesions B: erosions C: incisions D: eversions

The most common site of stomach ulcers is____. A: near the lesser curvature B: greater curvature C: pylorus sinus D: posterior wall of the stomach E: anterior wall of the stomach