BIOS 242 Week 5 Lab 2; How Germs Spread (v2)

Lab10:HowGermsSpread Learningobjectives: • Identifyhowgermsspread • Explainthespreadofgerms • Identifytheimportanceofgoodhandwashing. Germsspreadinmanydifferentways.Directcontact,indirectcontact,aerosoltransmission,sexuallytransmittedorthroughavector.Inthislab,wewillobservehowgermsspread. Materials: Glowinthedarkgel,Blacklight Method: 1. Wearpersonalprotectiveequipmentincludinglabcoat,safetyglassesandgloves. 2. Instructorwillprovideglowinthedarkgeltostudents.Gelisusedtosimulatehowgermswillspread. 3. Takesomegelinyourhands(afterwearinggloves),rubhandsthoroughlyandthenproceedtocarryoutany work assigned byinstructor. 4. Movearound,touchsurfacesandobjectsasyouwouldnormallydoonanyotherday. 5. After30-60minutes,turnofflightsintheclassroomandobserve. 6. Glowingspotsshowwheregermshavespread. 7. Withgloveson,performgoodhandwashingtechniqueusingtheavailablesoap. 8. Turnoffthelightsandobserveyourhands(iegloves)forglowingbacteria. 9. Washdifferentbenchtopswithsoapandwater,alcohol,anddisinfectants. 10. Turnoffthelightsandobserveforglowingbacteria.Useblacklightifnecessary. 11. Writedownobservationsinthelabreport. LabReport: Purpose:Describethepurposeofthelab. Toseehoweffectivelywewashourhandsandtoseehowmuch“germs”wespreadinsuchlittletime. A. Describeyourobservationsinthespacebelowaboutspreadof“germs”byyou. B. Describeyourobservationsinthespacebelowaboutthepresenceof“germs”onyourglovesafterhand washing. C. Whichcleanersordisinfectantsdidyouusetocleanupgermsfromsurfacesafterthisexperiment?Werethose agentseffective? Questions: 1. WhyisitnecessaryforNursestopreventthespreadofbacteria? 2. Whatarefivewaysthathealthcareprofessionalscanspreadbacteria? 3. Listanddescribethedifferenttypesofhospitalacquiredinfections.Howcanhealthcareprofessionalsprevent HIAs?