Hydrochloric acid normally helps to break down foods during digestion, but in ____amounts it can eat away at the stomach lining, producing ulcers.
A: coherent
B: susceptible
C: stressful
D: excess
A: coherent
B: susceptible
C: stressful
D: excess
举一反三
- 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.
- during the fats digestion, bile acid has a pivotal role in emulsification and hydrolysis of triacylglycerides. （ ）
- On his way to the office, his car ________. A: break into B: break away C: break out D: broke down
- What does the writer actually tell us when he says, "Don' t turn down the foods you enjoy, but be sensible" A: You can enjoy your favorite foods but don't eat too much. B: You must not throw away the foods you enjoy, for it is reasonable. C: You shouldn't refuse anything you like and eat it as much as possible. D: You ought to accept what you enjoy and refuse what you don' t.
- To<br/>identify Sn4+ and Sn2+ ions, the reagent can be ( ) A: Excessive ammonia B: Excessive hydrochloric acid C: HgCl2 D: Excessive Na2S