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Principles of Infectious Diseases > Virology Overview > Flashcards

Virology Overview Flashcards

1
Q

Deadliest Diseases in Humans

A 
Ebola
AIDS HIV
Small pox
Rabies
SARS
Influenza
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2
Q

Deadliest Diseases in Animals

A 
Rinderpest
African Horse Sickness
Blue Tongue
Newcastle Disease
African Swine Fever
Rabies
FIP
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3
Q

Virology

A

Study of viruses and viral diseases

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4
Q

Virologist

A

someone that studies viruses

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5
Q

Veterinary virology

A

Study of non humans viruses

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6
Q

T or F

Viruses are non living entities

A

True

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7
Q

Capsid

A

Protein coat composed of capsomeres

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8
Q

T or F

Viruses have organelles such as mitochondria, Golgi, ER, chloroplast

A

False

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9
Q

T or H

Viruses do not need host ro replicate

A

FALSE

they ALL rely on host

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10
Q

The capsomeres are held together by what type of bonds

A

non covalent

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11
Q

Capsid + Nucleic acid=

A

Nucleocapsid

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12
Q

What is the envelope

A

Lipid layer that Covers the nucleocapsid

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13
Q

What are the spikes in the envelope

A

Glycoproteins

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14
Q

Naked viruses

A

Do not have an envelope

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15
Q

Steps of Replication

A 
Adherence
Penetration
Uncoating
Release
Assembly 
Synthesis
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16
Q

Impacts of virus replication to cell

A

Cell death
No apparent Changes
Transformation of cell malignant one
Fusion of cells

17
Q

What is apoptosis

A

programmed cell death

18
Q

Cell death may happen through (3)

A

Cell lysis
Alteration of cell membrane
Apoptosis

19
Q

Latent

A

Dormant

20
Q

Chronic

A

For long periods of time

21
Q

Persistent

A

It is present in the body may be latent or not but it usually is there for a while (HIV)

22
Q

What is the ICTV

A

International Committee of Taxonomy of Viruses

23
Q

What is the ICTV in charge for

A

Classification systems and in charge of developing, refining, and maintaining universal taxonomy of viruses

24
Q

Ways or transmissions

A 
Direct
Indirect
Common Vehicle
Airborne
Vector
Zoonotic
Vertical
25
Q

Zoonotic transmission is

A

Transmission from animals to humans

26
Q

Vertical transmission

A

Transmission to offspring

27
Q

Diagnosis of viruses (7)

A 
By gross evaluation and histopathology
Cultivation and Isolation
Electron Microscopy
Serology
Fluorescent Staining
Immunohistochemical staining
Detection of viral nucleic acid
28
Q

Histopathology ways for detecting viruses

A

Necropsy

Histopathology

29
Q

Cultivations used for viruses

A

in Cell tissue culture

in Eggs

30
Q

Serology

A

Detection of viral antigen or host antibody against virus

ELISA

31
Q

Treatments for viruses (3)

A

Antiviral drugs
IS Stimulation
Synthesize antibodies or administration of natural antiserum

32
Q

Antiviral Drugs

A

Interfere with the ability of a virus to infiltrate a target cell or target different stages of replication and synthesis of components required for replication of a virus

33
Q

IS Stimulation

A

Interferons, they have antiviral effects and modulate function of IS

34
Q

Prevention and control of Viruses

A

Vaccination
Proper Hygiene
Eliminating Vectors

35
Q

Vaccinations used (3)

A

Live attenuated virus vaccines
Non replicating virus vaccine
Vaccines produced by recombinant DNA

36
Q

Biological Control

A

Use natural enemies to eliminate mosquitoes such as the predator fish

37
Q

Chemical Control

A

Insecticides

38
Q

Quarantine and Culling

A

To separate and restrict the movement of animals
culling or killing of animals
Proper disposition

Principles of Infectious Diseases (12 decks)

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