Generalities

Question 1

All viruses have

Answer 1

Protein coat (capsid)

Question 2

All helical viruses have

Answer 2

Envelope

Question 3

All enveloped viruses acquire their envelope from plasma membrane, EXCEPT

Answer 3

Herpes Virus (HSV, HHV, VZV, CMV, EBV)
Nuclear membrane

Question 4

All viruses are haploid EXCEPT

Answer 4

Retroviruses (2 copies of positive sense single stranded RNA)

Question 5

All viruses contain EITHER DNA or RNA, except

Answer 5

Mimivirus

Question 6

Segmented viral genome: BOAR

Answer 6

Bunya
Orthomyxo (influenza)
Arena
Reo (rota)

Question 7

Negative stranded RNA:
Always Bring Polymerase Or Fail Replication
(BOARha-PF)

Answer 7

Bunya
Orthomyxo - influenza
Arena
RHAbdo - rabies
Parmyxo - pedia
Filoooooo - ebola

Question 8

Live attenuated vaccines

MMR bawal Sa PregnanCY

Answer 8

MMR
Smallpox
Polio (Sabin)
Chicken pox
Yellow fever

Question 9

Killed vaccines

RIP-A

Answer 9

Rabies
Influenza
Polio (salK’s)
A hepa

Question 10

Only virus with fiber (penton fiber)

Answer 10

Adenovirus
ds, linear DNA virus
with icosahedral nucleocapsid

Question 11

Intranuclear inclusion bodies
Cowdry type A
Cowdry type B
Owl’s eye

Answer 11

Type A: HSV, VZV
Type B: Adeno, Polio
Owl’s eye: CMV

Question 12

Most common viral STD

Answer 12

Condylomata accuminata
Genital warts
hPV 6&11

Question 13

MC cause of infection in organ transplant patients
MC INFECTIOUS* cause of congenital abnormalities
MC cause of blindness in AIDS patients

Answer 13

CMV

Question 14

Intracytoplasmic inclusions:
Guarnieri bodies
Henderson-Peterson Bodies
Negri bodies in nerve cells

Answer 14

Small pox (Variola) - also seen in nuclei
Molluscum contagiosum
Rabies

Question 15

1st viral vaccine to prevent cancer

Answer 15

HBV vaccine

Question 16

MCC of mycocarditis, pancarditis

Answer 16

Coxsackie virus type B

Question 17

MCC of aseptic meningitis

Answer 17

Enteroviruses (3 PEC)

Question 18

2 viral causes for common colds

Answer 18

Rhinovirus

Coronavirus

Question 19

MC cause of nonbacterial diarrhea in adults
Viral gastroenteritis (with fever) after eating contaminated seafoods

Answer 19

Norwalk virus

Question 20

MC cause of childhood diarrhea

Answer 20

Rotavirus

Question 21

Multinucleated giant cells

Warthin-Finkeldey Bodies

Answer 21

Measles

Caused by fusion protein in spike

Question 22

Spots
Kopliks spots
Nagayama spots
Forscheimer spots

Answer 22

Measles
Roseola
Rubella

Question 23

Most important cause of pneumonia and bronchiolitis in infants

Answer 23

RSV

Question 24

Most prevalent blood-borne pathogen

IV drug abusers

Answer 24

Hepa C

Question 25

Main cause of essential mixed cryoglobulinemia

Answer 25

HCV

Question 26

MCC of liver transplantation

Answer 26

Chronic HCV infection leading to liver cirrhosis

Question 27

MCC of endemic encephalitis Transmitted by mosquito Location of infarct?

Answer 27

Japanese B virus (flaviviridae) Transmitted by culex mosquito Thalamic brain infarcts