David is as _____ as Jack. [ ]
A. care
B. careful
C. more careful
D. the most careful
答案:B
哪种神经反射出生后即有且终生存在()
A.觅食反射
B.拥抱反射
C.握持反射
D.膝腱反射
E.腹壁反射
二、患者男性,40岁,因肝硬化大时量腹水,经会诊后拟先放腹水,缓解其腹胀症状,再作进一步检查,现需作腹腔穿刺并放腹水术(在医学模拟人上操作)。