Hand Washing

Question 1

Importance w/ Corona Virus

Answer 1

Coronavirus envelope virus w/ lipid molecule membrane and other proteins that protect the genetic material.

Soap destroys virus - binds to membrane, rupturing virus

Question 2

Normal Flora

Answer 2

Few names: Normal Biota, Microbiota, Microbiome

Bacteria/ species/ microbes that live within/on us

Not static/always changing

Epidermis (protects flora)

Resistant to hand washing

Question 3

Transient Flora

Answer 3

As we touch our environment- pick up organisms

Stay and can be removed

More susceptible to hard washing

Question 4

Mutualistic and Commensalism

Answer 4

Mutualistic - host and symbion benefit

Commensalism - host is neutral

Question 5

Handwashing lab experiment

Answer 5

Product , amount of time, use of brush (2x)

Question 6

Plate 1 : No soap

Answer 6

No soap, brush, purell

Question 7

Plate 2: Regular Soap

Answer 7

Regular soap, brush, purell

Not effective at removing normal flora

Question 8

Plate 3: Transient Bacteria & Regular Soap

Answer 8

Slight effectiveness w/ regular soap for transient bacteria

Question 9

Plate 4: Transient Bacteria & Antimicrobial Soap

Answer 9

Effective at reducing transient and a little normal flora

Interesting - could be used tor normal flora overgrowth of immunocompromised individuals

Question 10

Plate 5: Transient Bacteria and Purell

Answer 10

Halves:

1+2: control
3+4: wash hands with just Purell

Effective against transient bacteria
Not effective against normal flora

Question 11

Effectiveness of handwashing in regards to

Answer 11

Scrub time
Soap type
Use of antiseptics - purell
Transient vs. normal flora