单项选择题
A.5% B.15% C.25% D.35% E.45%
A.5% B.10% C.5‰ D.10‰ E.15%
A.血压升高、脉搏细弱、呼吸微弱 B.头痛、呕吐、视乳头水肿 C.意识不清、呕吐、步态不稳 D.头昏、头痛、呕吐 E.血压下降、脉搏缓慢、呼吸微弱