Bio lad study #1

Which of the following statements concerning lab protocols is correct?

Make-up and contact lenses should never be applied during lab.

Which of these items can be placed in the regular trash can or recycle container?

Scrap notes that are no longer needed, which were used during a lab and did not contain dangerous chemicals or infectious organisms.

Where should you dispose of glass slides, syringes, used scalpel blades, and glass Pasteur pipettes?

Sharps container

Your hands are a potential source of contamination for some experiments.

T

Dissection specimens and bacterial culture plates should be discarded into a _____ bin when you are finished with them.

biohazard

Infectious agents in the laboratory are classified into four _____ levels based on their ease of transmission and ability to cause disease.

biosafety

Slides, scalpels, razor blades, cover glasses, and capillary tubes are all classified as

sharps.

Scrap notes, paper towels, and lens paper should be discarded into a _____ bin when you are finished with them.

trash

When you are finished with the dissection tray and forceps used in dissection of a preserved specimen you should

wash in the sink.

Which of the following materials should be washed in the sink?

-Forceps and probe used in dissection of a preserved specimen. -Beaker used for steaming during a staining exercise.

The purpose of lab safety rules and protocols is to

protect everyone in the lab from injury and infection.

Which of the following are appropriate types of shoes in the lab?

-Boots -Tennis shoes

Which of the following materials should be discarded in a regular trash can?

-Completed lab assignments that are no longer needed. -Scrap paper -Paper towels used to wipe off the lab bench before the exercise.

Which of the following materials should be discarded in a biohazard bag?

-Disinfectant-soaked paper towels used to clean a microbial spill. -Plastic petri dishes with cultures -Dissection tissue

Which of the following are examples of personal protective equipment (PPE)?

-Lab coat -Safety goggles -Gloves

Which of the following materials should be discarded in a biohazard bag or biohazard bin?

-Plastic petri dishes with cultures -Dissection tissue -Long plastic serological pipettes

Which of the following are appropriate times to clean and disinfect the laboratory bench?

-Prior to the start of lab activities -Between each step of the lab protocol if the lab instructions call for this procedure -After the completion of lab activities

Which of the following items must be placed into a hard-sided sharps container rather than a biohazard bag or regular trash can?

-Scalpel blades -Needles/syringes -Glass slide and cover glass -Pasteur pipettes (glass)

For which of the following selections are laboratory safety protocols established to protect?

-Visitors to the lab who do not understand the science experiment. -The lab equipment and materials used in the protocol. -Immunocompromised individuals who enter into biohazardous lab rooms. -The lab workers directly involved with the protocol.

Hand washing is not necessary if gloves have been worn throughout the lab exercise.

F