特异投射系统的主要功能是()。
A.引起特异感觉并激发大脑皮质发出神经冲动
B.维持和改变大脑皮质的兴奋状态
C.协调肌紧张
D.调节内脏功能
E.维持觉醒
参考答案:A
男孩,6个月,腹泻4天,每天10余次,入院时精神萎靡,前囟及眼眶凹陷明显,皮肤可见花纹,四肢厥冷。下列补液方法错误的是()
A.快速输入2:1等张含钠液
B.液体量为20ml/kg
C.补液速度为在30~40分钟内滴入
D.有重度酸中毒时可用1.4%碳酸氢钠扩容
E.同时补充氯化钾,浓度<0.3%
Try new sports, games, and other activities ________new foods.You'll grow stronger, play longer, look
and feel better![ ]
A. such as
B. as well as
C. or
D. as well