公元1519-1522年间,首次实现人类环球航行,从而证实地球形状的航海家是[ ]
A.麦哲伦
B.哥伦布
C.库克
D.郑和
答案:A
Every morning a client with type 1 diabetes receives 15 units of Humulin 70/30. What does this type of insulin contain ?()
A.70 units of NPH insulin and 30 units of regular insulin.
B.70 units of regular insulin and 30 units of NPH insulin.
C.70% NPH insulin and 30% regular insulin.
D.70% regular insulin and 30% NPH insulin.
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