MICRO Test 4 Ch 24

1.

1 point

Edward Jenner first made discovery that exposure to cowpox (vaccinia) would protect against variola

True

False

2.

1 point

Zostavax is the vaccine for

Hep A

Shingles

Chickenpox

3.

1 point

Intracellular inclusions (Negri bodies) in nervous tissue are used in autopsies to diagnosed the ______________ virus as a cause of death.

Togavirus

Coronaviruses

Lyssavirus

4.

1 point

About 1995 viruses can fit into an average bacteria

True

False

5.

1 point

Common manifestations of viral disease/infection include:

Muscle aches

swollen lymph nodes

all of the above

Respiratory involvement

Rash / fever

6.

1 point

Recurrent infection of _________ are triggered by various stimuli – fever, UV radiation, stress, mechanical injury refers to

sids

herpes

aids

7.

1 point

Enters through the 5th cranial nerve Trigeminal nerve and causes ________ herpes. Enters lumbosacral spinal nerve trunk ganglia and causes ________.

oral, genital

genital, oral

mouth, genital

8.

1 point

Smallpox was the first disease to be eradicated by vaccination

True

False

9.

1 point

Some viruses replicate _____________, while others enter the ___________ and infect other tissues

locally, circulation

locally, cytoplasm

locally, cell

10.

1 point

Recurrent infection; vesicles occur on mucocutaneous junction of lips or adjacent skin; itching and tingling prior to vesicle formation; lesion crusts over in 2-3 days and heals

Herpes genitalis

Herpes oralis

Herpes labialis

11.

1 point

Severe Acute Respiratory Syndrome (SARS) is a type of ___________ virus

coronavirus

rubivirus

mobillivirus

12.

1 point

A Differential blood count test that shows neutropenia and large atypical lymphocytes is testing for the

Herpes virus

Cold virus

Epstein - Barr Virus = EBV

13.

1 point

Viral particles are released in two ways, ______________ & ____________

naked virions, enveloped virions

naked protein, enveloped proteins

naked DNA/RNA enveloped DNA/RNA

14.

1 point

VARIVAX is the live attenuated vaccine for

Shingles

Smallpox

Chickenpox

15.

1 point

A blood test for one of the herpes virus ____________, would show cellular enlargement with large inclusion knows as "owl's eye"

EBV

CMV

HHV

16.

1 point

Lytic cycle is acute

True

False

17.

1 point

Zostavax is the vaccine for Genital Herpes

True

False

18.

1 point

_______________ - virus attaches to specific receptors on host cell.

penetration

absorption

adsorption

19.

1 point

Erythrovirus = B19 causes

Redbumps

5th disease

Roseola

20.

1 point

All members of disease show latency and cause recurrent infection

Cytomegalovirus

poxviruses

Herpes

21.

1 point

Koplik spots are present during a ______________ infection.

Rubella (Rubivirus)

Measles (morbillivirus)

Coronavirus

22.

1 point

Causes Roseola. Symptoms are high fevers, followed by faint maculopapular rash on neck, trunk, and buttocks (babies 2-12 months) and it's acquired by direct contact.

HHV-4/5

HHV-1

HHV-6/7

23.

1 point

none A, none B refers to

Heb D

Hep C

Heb C

24.

1 point

Hepatitis B is a DNA virus

True

False

25.

1 point

This structure surrounds the nucleic acid, is composed of protein and, all viruses have it

envelope

capsid

nucleous

26.

1 point

After the virus particle has entered the host cell; the virus DNA inserts into the host DNA and remains there for an undetermined amount of time.

Lysogenic Phase

Lysic phase

Lytic Phase

27.

1 point

minor change in single virus caused by small mutations during normal viral replication

Antigenic drift

Antigenic shift

Antigenic mutation

28.

1 point

Nils Filatov was the Russian doctor that named the 5th disease

roseola

erythema infectiosum

rubella

29.

1 point

Some reasons that make diagnosis of viral disease difficult is that viruses are

hard to grow

too small

too fast

30.

1 point

Genetic info for the virus, can be either RNA or DNA, single stranded or double stranded

True

False

31.

1 point

Lysogenic Phase is the phase in which after the virus particle has entered the host cell; The virus DNA inserts into the host DNA and remains there for 1 month

True

False

32.

1 point

Associated with Multiple Sclerosis (seen in 70% serology, active virus in lesions) Significant relationship with Hodgkin’s lymphoma, oral carcinoma, certain T-cell leukemias

Human Herpes Virus 6

Human Herpes Virus 5

Human Herpes Virus 7

33.

1 point

A type of persistent infection when the virus is generally not detectable; can reactivate and result in recurrent infections

Latent infection

delayed infection

persistant infection

34.

1 point

____________ in a virus, contain enzymes for specific operations within the host cell, such as copying nucleic acid

RNA

DNA

various proteins

35.

1 point

It's associated with AIDS and causes Kaposi's Sarcoma

HHV-2

HHV-8

HHV-1

36.

1 point

The central core of the virus refers to its

nucleic acid

nucleous

nucleoid

37.

1 point

This is a rare complication associated with previous viral infections in children and can affect the brain and liver.

1st syndrome

Guillain Barre’ Syndrome

Reye syndrome

38.

1 point

__________________ is when a virus is detectable in tissue samples, multiplying at a slow rate; symptoms mild or absent

acute infection

latent infection

chronic infection

39.

1 point

The treatment for HSV1, HSV2 is

Zorax

Penicillin

Acyclovir

40.

1 point

This disease starts with malaise, anorexia, fever, and bilateral swelling and tenderness in the groin; clusters of sensitive vesicles on the genitalia, perineum, and buttocks; urethritis, painful urination, cervicitis, itching; vesicles ulcerate

Genital Herpes

Variela

Oral Herpes

41.

1 point

______________ - virus multiplies RNA or DNA depending on what kind of virus it is

Viral replication

Nucleic acid replication

Synthesis of proteins

42.

1 point

Certavax is the vaccine for Hep C

True

False

43.

1 point

Encode reverse transcriptase enzyme which makes a double stranded DNA from the single-stranded RNA genome

Togavirus – Rubella

SARS

Retrovirus, genus Lentivirus

44.

1 point

Viruses are live organisms that are able to replicate

True

False

45.

1 point

_____________ is the making viral parts (virus will do this using the human cells organelles).

synthesis of proteins

fimbriae

flagella

46.

1 point

Infectious Mononucleosis “kissing disease” is caused by the

Epstein - Barr Virus = EBV

Burkitt virus

Zoster virus

47.

1 point

The Lytic Phase is the active phase in which viruses replicate and make more viral particles

True

False

48.

1 point

The incubation period for Variola (smallpox) is 7-17 dats

True

False

49.

1 point

Viruses are ultramicroscopic, measure on a nm scale.

True

False

50.

1 point

HAVRAX is the vaccine for

HEP A

HEP B

HEP C