_______ is the study of the stomach and intestines.
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Prefix in the word equivalent is _________.
Dysphagia means_____________ in swallowing.
Ano/xemia is the way we divide the term "anoxemia".
A. 对
B. 错
人体能源的主要来源是
A. 脂肪的氧化
B. 蛋白质的氧化
C. 糖的氧化
D. 以上都是