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HLTB21H3 Chapter : HLTA01 Ch 17

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harlequinworm30
3 Jan 2012
School
UTSC
Department
Health Studies
Course
HLTB21H3
Professor
Caroline Barakat

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Document Summary

Bioterrorism is a current threat to our civilization if an infectious agent was released into a megacity. Argentine hemorrhagic (junin) fever dev l when farmers changed f/ growing mixed crops to only corn which promoted the habitation of a mouse called calomys musculinis & resulted to the spread of the. 93: hantavirus pulmonary syndrome (respiratory disease) broke out in arizona, new mexico, colorado. & utah by the sin nombre virus transmitted by the urine of deer mice. > contaminated pinion nuts were harvested by the navajo (us) & the dried urine was inhaled. > symptoms: fever, sore throat, headache, body pains, diarrhea, vomiting, chest pains, low blood pressure, pulmonary failure. 60s: lassa fever emerged f/ the virus found in the rodent mastomys natalensis in sierra leona, africa; the virus is shed in the urine where it dries & the virus-laden dust is inhaled by humans. 03: outbreak of monkeypox in wisconsin f/ an infected gambian rat originating f/ africa.

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Related Questions

1.The appearance of koplik spots in the oral mucous of patients ischaracteristic of infection with what vial agent? A) hepatitis b)measles c) rabies d) yellow fever

2. The Sabin polio vaccine uses which of the following? A)formalin-killed viruses b) live, attenuated viruses c) sythenticviruses d) none of the above

3. Which of the following has been declared by the worldhealth organization? A) Venezuelan equine encephalitis b) smallpoxc) Rift Valley fever d) Korean hemorrhagic fever

4. Which of the following is Not caused by herpes virus? A)genital lesions b) shingle c) chronic fatigue syndrome d) fifthdisease

5. Identify characteristics of this hepatitis virus: containsDNA, infections spread by contaminated body fluids, 50 to 180 dayincubation period, and anti-HbcAg-IgM indicates a recentacuteinfection? A) HAV b) HBV c) HCV d) HEV

Match each of the descriptions given below (symptoms, geographicdistribution, mode of transmission, etc.) with the viral diseasethat is the most likely cause. (Hint: look up all of the virusesand the diseases they cause, then try to do the problem.)

A yellow fever

B herpes (HSV-2)

C measles (rubeola)

D rotovirus

E ebola fever

F rabies

G HPV-16 (human papilloma virus)

H smallpox

1.The patient, who is a sexually active young adult, has genitalwarts.

2. The patient is a baby who was hospitalized because ofdehydration due to severe diarrhea. Patient also displays vomitingand low grade fever. An electronmicrograph of a stool sample showsa nonenveloped virus with an icosahedral symmetry (sort of round)that is about 70 nm in diameter.

3. The disease is an extremely severe hemmorhagic fever that isthought to be transmitted by contact with blood or bodily fluidsfrom an infected person (or possibly an animal but the naturalreservoir for this virus is currently unknown). An electronmicrograph shows the virus to be filamentous. Infections arefrequently fatal with most cases occurring in The Rebublic ofCongo, Zaire and Uganda.

4. The disease is a hemmorhagic fever that is transmitted bymosquitoes. An electron micrograph shows the virus to have anenveloped icosahedral capsid. The disease used to be common in Cubaand Panama. A patient suffers from internal bleeding that resultsin jaundice.

DENTAL HYGIENE QUESTIONS

  1. What practices are of utmost importance to protect the dentalteam and patients from contamination and cross contamination?
  2. What are the 5 forms of Hepatitis? List the Incubation,Symptoms and transmission of each.
  3. Define Γ’Β€Βœincubation periodҀ
  4. What type of Hepatitis cause infection only the presence ofHBV?
  5. What type Hep. Virus are childcare providers at risk ofcontacting
  6. What type Hep. Virus is a potentially fatal bloodbornedisease?
  1. What type Hep. Virus is most commonly associated with bloodtransfusion?
  2. What type Hep. Virus is found in third world countries?
  3. HSV I lesions are found on what region of the body?
  4. HSV II lesions are found on what region of the body?
  5. What does proctitis mean?
  6. What virus is responsible for infectious mononucleosis
  7. What virus is responsible for chicken pox?
  8. VZV in adults usually manifest as _____________.
  9. Herpes is usually dormant until triggered by________________________________.
  10. Where does HSV remain dormant? EBV? VZV?
  1. XVII.Which of the herpes viruses has a mode of transmission inthe semen?
  2. XVIII.Which herpes virus is associated with BellҀ™s Palsy?
  3. What is the etiologic agent of syphilis? Gonorrhea?Tuberculosis?
  1. What are the 3 stages of syphilis?
  2. What is the drug of choice for treating syphilis?
  3. XXII.What is PPE an acronym for? What does it consist of?
  4. XXIII.When washing hands how long should you lather them?
  5. XXIV.Do Bar Soaps provide residual antiseptic protection?
  6. XXV.Does sanitation remove infectious agents?
  7. XXVI.What is the purpose of disinfection?
  8. XXVII.What are the five types of disinfectants?
  9. XXVIII.Which disinfectant is an immersion sterilant?
  10. XXIX.What are the 4 types of sterilization methods? List theadvantages, disadvantages, time and temperature of each.( Make aChart)