Public Health 201 Exam 2 Ch 9-14
When was HIV/AIDS first recognized in U.S.? - correct answer ✔✔1981
What is considered a world-wide killer? - correct answer ✔✔HIV/AIDS
HIV/AIDS is caused by a _______. - correct answer ✔✔retrovirus
Define Viral Load in reference to HIV/AIDS. - correct answer ✔✔the amount of virus in the blood
high viral load = worse outcome for individual
Is there a cure for HIV/AIDS? - correct answer ✔✔no
How is HIV/AIDS transmitted? - correct answer ✔✔-sexually
-needle sharing
-mother-->infant
-blood transfusion (not in U.S.)
What are the 2 types of HIV/AIDS transmission via Sexual Contact?
In which areas is each most common? - correct answer ✔✔Homosexual - most common in U.S.
Heterosexual - most common around the world
Where did HIV most likely originate? - correct answer ✔✔Africa
,Which 2 factors led to a spread of HIV in Western countries? - correct answer ✔✔-sexual behavior
-international travel
What is the virus that is constantly mutating, and therefore the vaccine must be changed frequently? -
correct answer ✔✔Influenza
When did a notable Influenza epidemic occur and how many were affected worldwide? - correct answer
✔✔1918-1919
20-40 million
What disease is noted as the leading cause of infectious disease death worldwide?
About how much of the world's population is affected? - correct answer ✔✔Tuberculosis (TB)
1/3
What disease resurged in the U.S. in the EARLY 1990s? - correct answer ✔✔TB
HIV poses a higher risk for acquiring ________. - correct answer ✔✔TB
By which mode is TB transmitted? - correct answer ✔✔aerosol
What is the fatality rate for untreated TB? - correct answer ✔✔50%
Are antibiotics effective with TB?
How long must they be taken? - correct answer ✔✔Yes
, several months
What is the best approach to preventing antibiotic resistance? - correct answer ✔✔directly observed
therapy
Improper use of antibiotics in treating TB results in _______. - correct answer ✔✔disease resistance
What is the new variation of CJD on younger people in Britain caused by? - correct answer
✔✔consuming injected beef
Creutzfeld-Jacob Disease (CJD) is characterized as _______ and found in ____ _____. - correct answer
✔✔sporadic
older people
Bovine spongiform encephalopathy (BSE) is also called "______ ______ ______" in Britain. - correct
answer ✔✔Mad Cow Disease
The approach to bioterrorism is the same as that for natural disease outbreaks. True or False? - correct
answer ✔✔True
Bioterrorism threats will first be recognized by _____. - correct answer ✔✔surveillance
What emerging diseases are discussed in the current issue of the CDC's journal Emerging Infectious
Diseases? - correct answer ✔✔-TB
-Cholera
-Ebola
How is an Infectious Disease transmitted? - correct answer ✔✔-person-->person
-animal-->person
-environment-->person
When was HIV/AIDS first recognized in U.S.? - correct answer ✔✔1981
What is considered a world-wide killer? - correct answer ✔✔HIV/AIDS
HIV/AIDS is caused by a _______. - correct answer ✔✔retrovirus
Define Viral Load in reference to HIV/AIDS. - correct answer ✔✔the amount of virus in the blood
high viral load = worse outcome for individual
Is there a cure for HIV/AIDS? - correct answer ✔✔no
How is HIV/AIDS transmitted? - correct answer ✔✔-sexually
-needle sharing
-mother-->infant
-blood transfusion (not in U.S.)
What are the 2 types of HIV/AIDS transmission via Sexual Contact?
In which areas is each most common? - correct answer ✔✔Homosexual - most common in U.S.
Heterosexual - most common around the world
Where did HIV most likely originate? - correct answer ✔✔Africa
,Which 2 factors led to a spread of HIV in Western countries? - correct answer ✔✔-sexual behavior
-international travel
What is the virus that is constantly mutating, and therefore the vaccine must be changed frequently? -
correct answer ✔✔Influenza
When did a notable Influenza epidemic occur and how many were affected worldwide? - correct answer
✔✔1918-1919
20-40 million
What disease is noted as the leading cause of infectious disease death worldwide?
About how much of the world's population is affected? - correct answer ✔✔Tuberculosis (TB)
1/3
What disease resurged in the U.S. in the EARLY 1990s? - correct answer ✔✔TB
HIV poses a higher risk for acquiring ________. - correct answer ✔✔TB
By which mode is TB transmitted? - correct answer ✔✔aerosol
What is the fatality rate for untreated TB? - correct answer ✔✔50%
Are antibiotics effective with TB?
How long must they be taken? - correct answer ✔✔Yes
, several months
What is the best approach to preventing antibiotic resistance? - correct answer ✔✔directly observed
therapy
Improper use of antibiotics in treating TB results in _______. - correct answer ✔✔disease resistance
What is the new variation of CJD on younger people in Britain caused by? - correct answer
✔✔consuming injected beef
Creutzfeld-Jacob Disease (CJD) is characterized as _______ and found in ____ _____. - correct answer
✔✔sporadic
older people
Bovine spongiform encephalopathy (BSE) is also called "______ ______ ______" in Britain. - correct
answer ✔✔Mad Cow Disease
The approach to bioterrorism is the same as that for natural disease outbreaks. True or False? - correct
answer ✔✔True
Bioterrorism threats will first be recognized by _____. - correct answer ✔✔surveillance
What emerging diseases are discussed in the current issue of the CDC's journal Emerging Infectious
Diseases? - correct answer ✔✔-TB
-Cholera
-Ebola
How is an Infectious Disease transmitted? - correct answer ✔✔-person-->person
-animal-->person
-environment-->person
