题目
BIOL2309.13196.202610 Pre-class survey- Requires Respondus LockDown Browser
多项选择题
Which of the following safety precautions must be taken when working in a laboratory? Select all that apply.
选项
A.Wear close-toed shoes and a lab coat at all times to protect yourself from spills and contamination.
B.Clearly label any food that is brought into laboratory areas as for human consumption only.
C.Be sure to clean up yourself any and all spills that you may have inadvertently caused.
D.Always wash your hands before leaving the laboratory at the end of the class period and whenever you exit the lab.
E.Never bring biological materials outside of the lab without proper secondary containment.
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标准答案
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思路分析
When assessing safety precautions for laboratory work that involve potential hazards, each option must be weighed against standard lab safety practices.
Option 1: 'Wear close-toed shoes and a lab coat at all times to protect yourself from spills and contamination.' This is a solid safety practice. Closed-toe shoes protect feet from spills and broken glass, and a lab coat adds a barrier against splashes and contaminants. The general principle here is personal protective equipment (PPE) used consistently during lab activity.
Option 2: 'Clearly label any foo......Login to view full explanation登录即可查看完整答案
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