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25 Cards in this Set
- Front
- Back
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before entering the lab, what are you supposed to do?
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you need to thoroughly read each laboratory procedure
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in the lab how should a person be behaving?
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a persons behavior should be excellent because their safety and the safety of others depends on it
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what should you never do during a lab?
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do not engage in dangerous lab behavior such as horseplay or running
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True or false.
is eating or drinking allowed in the laboratory? |
False
never eat or drink in the laboratory |
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how should you keep your work area?
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keep your work area clear of any unneccessary items
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what should you do when there has been accident?
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report all accidents, no matter how small, immediately to your instructor
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when doing an experiment what should you always do?
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read all directions for an experiment several times. follow the directions exactly as they are written. if you are in doubt about any part of the experiment, ask your teacher assistance.
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how should microscopes be carried and stored? Why?
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they should always be carried with two(2) hands and stored with the lowest power objective in place and the stage in the lowest position and when possible cover the microscope with a dust cover
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what objects should you never handle without special instruction?
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do not handle an autoclave, incubator, or aquarium
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when operating the electrical equipment what should always be checked?
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always check that the lab working surface is clean and in good condition, all cords and plugs are in good condition, and always report any equipment that is not working peoperly to your teacher
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what should you never do unless you are instructed to do so?
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never taste, touch, or smell any chemicals unless instructed
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why should you never mix any chemicals worked with during an experiment?
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don't experiment with any chemicals except as instructed because when combined many of the chemicals used in a lab can be explosive or otherwise dangerous
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during an activity what should you do with the containers?
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clearly label all containers with the names of the materials you use during the activity
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where do the unused chemicals go?
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never return unused chemicals to their original containers. follow your instructor's directions for proper disposal and cleanup
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how are you supposed to smell the fumes during an experiment?
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gently wave your hand over the opening of the container and direct the fumes toward your nose. DO NOT INHALE THE FUMES DIRECTLY FROM THE CONTAINER!
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when dealing with chemicals what should you never use?
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never use unlabeled chemicals
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How should broken glass be disposed?
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sweep the broken glass into a dustpan and dispose of it in the glass container
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what direction should you cut in when you are using a scalpel or razor blade?
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when using a scalpel or razor blade always cut away from yourself and others
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how should a scalpel be held and replaced?
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when working with a scalpel, hold it as you would a pencil when writing. never attempt to replace a scalpel blade. ask your teacher to replace it for you.
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in a lab how should animals be handled?
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animals should be handled only if neccessary
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when working with bacteria which ones are cultured and how are disposed of?
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only non-pathogenic strains are to be cultured and all the cultures will be disposed of by the teacher
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are slides and cover slips used in live cell or blood labs cleaned?
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slides and cover slips used in live cell or blood labs must be cleanes in a fresh 10% bleach solution
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what is to be done when an experiment is completed?
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when an experiment is completed, clean your work area and make sure all of your materials are washed and dried. return all equipment to its proper place
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what are the sinks to be used for?
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sinks are used to dispose liquid wastes only and all solid wastes should be placed in the trash can
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what objects are not to be removed from the classroom?
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do not remove ANYTHING from the classroom or lab without permission
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