BIOS 242 Week 5 Assignment; Lab 10 of 14 Onsite; How Germs Spread
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$20.00
| Institution | Chamberlain |
| Contributor | Nikki |
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Lab 10: How Germs Spread
Learning objectives:
- Identify how germs spread
- Explain the spread of germs
- Identify the importance of good handwashing.
Germs spread in many different ways. Direct contact, indirect contact, aerosol transmission, sexually transmitted or through a vector. In this lab, we will observe how germs spread.
Materials:
Glow in the dark gel, Black light
Method:
- Wear personal protective equipment including lab coat, safety glasses and gloves.
- Instructor will provide glow in the dark gel to students. Gel is used to simulate how germs will spread.
- Take some gel in your hands (after wearing gloves), rub hands thoroughly and then proceed to carry out any work assigned by instructor.
- Move around, touch surfaces and objects as you would normally do on any other day.
- After 30-60 minutes, turn off lights in the class room and observe.
- Glowing spots show where germs have spread.
- With gloves on, perform good handwashing technique using the available soap.
- Turn off the lights and observe your hands (ie gloves) for glowing bacteria.
- Wash different bench tops with soap and water, alcohol, and disinfectants.
- Turn off the lights and observe for glowing bacteria. Use black light if necessary.
- Write down observations in the lab report.
Note: After the observation, use the surface cleaner provided in the lab to thoroughly clean the surfaces.
Lab Report:
Purpose: Describe the purpose of the lab.
To see how effectively we wash our hands and to see how much “germs” we spread in such little time.
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| Instituition / Term | |
| Term | Summer |
| Institution | Chamberlain |
| Contributor | Nikki |
