25) what is a white, plate - like plaque on the gingiva called?\nchyme\nleukoplakia\npellagra\npyorrhea\n\n26…

25) what is a white, plate - like plaque on the gingiva called?\nchyme\nleukoplakia\npellagra\npyorrhea\n\n26) the term proctoscope means:\nvisual examination of the sigmoid colon\nvisual examination of the rectum\ninstrument used for visual examination of the rectum\ninstrument used for visual examination of the stomach
Answer
Brief Explanations:
- For question 25, leukoplakia is characterized by white, plate - like plaques on mucous membranes including the gingiva. Chyme is partially digested food in the stomach, pellagra is a vitamin deficiency disease, and pyorrhea is a gum disease not related to such plaques.
- For question 26, a proctoscope is an instrument used for the visual examination of the rectum. Visual examination of the sigmoid colon is sigmoidoscopy, and visual examination of the stomach is gastroscopy.
Answer:
- B. leukoplakia
- C. instrument used for visual examination of the rectum