Deck 8: Viral Infections

Question 1

Name two pathogenic DNA virus families.

Answer 1

Hepadnaviridae, Herpesviridae, and/or Poxviridae

Question 2

Name two pathogenic RNA virus families.

Answer 2

Orthomyxoviridae, Picornaviridae, and/or Togaviridae

Question 3

About how many people does influenza kill each year?

A) < 100,000
B) 100,000 to 250,000
C) 250,000 to 500,000
D) 500,000 to 750,000
E) > 750,000

Answer 3

C

Question 4

Who first identified the influenza virus in 1931?

Question 5

Which type of influenza virus is not associated with epidemics?

A) Type A
B) Type B
C) Type C
D) Type D
E) All are associated with epidemics.

Question 6

The origins of influenza pandemics are often traced to specific geographical areas.

Question 7

Who first isolated the measles virus in 1954?

Question 8

Transmission of the measles virus occurs via the fecal-oral route.

Question 9

Koplik's spots appear in or on what part of the body in measles cases?

A) The legs
B) The mid-section
C) The arms and hands
D) The mouth
E) All over the body

Question 10

In sub-Saharan Africa, case fatality rates for measles may be < 50 per 1,000.

Question 11

What effect do marasmus and kwashiorkor have on measles mortality?

Question 12

Females are about what percent more likely than males to die from measles?

A) 1%
B) 2%
C) 3%
D) 4%
E) 5%

Question 13

Who discovered the hepatitis B virus (HBV) in 1965?

Question 14

Name two of common routes of HBV transmission.

Question 15

About what percent of patients develop chronic HBV infections?

A) < 5%
B) 5-10%
C) 10-15%
D) 15-20%
E) > 20%

Question 16

HBV infections are a primary risk factor for what condition?

Question 17

The largest number of people with HBV infections are in what region?

A) Africa
B) Southeast Asia
C) The Western Pacific
D) Europe
E) Eastern Mediterranean

Question 18

Who discovered the Ebola virus?

Question 19

Sexual transmission of the Ebola virus has not been documented.

Question 20

Zika virus infections emerged as a public health issue in what year?

A) 2010
B) 2011
C) 2012
D) 2013
E) 2014

Question 21

What is the primary vector for Zika virus transmission?

A) Aedes albopictus
B) Aedes aegypti
C) Mansonia spp.
D) Culex quinquefasciatus
E) None of the above

Question 22

What is a characteristic clinical presentation among children of ZIKV-infected mothers?