基础部分西医必答题一、填空:1.构成人体结构的基本单位是细胞。2.内呼吸是指组织呼吸(组织换气)。3.外呼吸是指肺呼吸(肺通气与肺换气)。4.消化系统包括消化管和消化腺两部分。5.小儿一般于6～8个月时开始出乳牙,约2～2(1/2)岁出齐。(如答4～10个月时开始出乳牙,约2～3岁出齐也算对) The basic part of Western medicine must answer a question, fill in the blank: 1. The basic unit that constitutes the human body structure is the cell. 2. Internal breathing refers to tissue breathing (tissue ventilation). 3. External breathing refers to lung breathing (lung ventilation and lung ventilation). 4. The digestive system includes the digestive tract and digestive glands. 5. Children usually begin to have deciduous teeth at about 6 to 8 months, about 2 to 2 (1/2) years old. (If the answer is 4 to 10 months before the deciduous teeth occur, about 2 to 3 years old will be counted.)