A.通過牙齒將食物磨碎B.各部的蠕動把食糜向前推送C.膽鹽使脂肪裂解為脂肪微滴D.胰淀粉酶把淀粉分解為麥芽糖E.分節(jié)運(yùn)動使食糜與消化液混合
A.滑車神經(jīng)B.展神經(jīng)C.迷走神經(jīng)D.副神經(jīng)E.喉返神經(jīng)
A.5~10kVB.10~15kVC.15~25kVD.25~150kVE.150~200kV