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Microbiology > M12 - Viruses > Flashcards

M12 - Viruses Flashcards

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Biology 101 flashcards
1
Q

What is the name of a singular virus particle?

A

Virion

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2
Q

What are the 3 components of a virus particle ?

A
  1. virus envelope
  2. protein shell
  3. virus genome
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3
Q

What is the virus envelope?

A

lipid bilayer containing viral proteins

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4
Q

Viruses are dependant/ independant on their host?

A

dependant

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5
Q

What process aids viruses assemble?

A

budding

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6
Q

What 2 ways can viruses spread within the host?

A
  1. Neurally
  2. haematogenously
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7
Q

What type of immune response can prevent entry, mark virions for destruction and destroy infected cells ?

A

Adaptive

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8
Q

What are the 2 diagnosis techniques for viral infections?

A
  1. Saliva slide test
  2. PCR
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9
Q

HIV and Hepatitis are what type of viruses?

A

Blood borne viruses

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10
Q

What type of virus are coronavirus and herpes?

A

Respiratory and mucosal

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11
Q

What specific BBV is HIV and AIDS?

A

retrovirus

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12
Q

Why does AIDS happen?

A

system collapses

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13
Q

What is the name of the most common type of cancer seen in HIV?

A

Kaposi sarcoma

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14
Q

What is the treatment technique for HIV?

A

vaccination with PEP

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15
Q

What is the clinical manifestation of hepatitis viruses?

A

liver disease

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16
Q

What type of hepatitis is most likely to progress chronically?

A

Hep C

17
Q

What are the risk groups for hep B and C?

A
  • Injecting drug users
  • Greater number of sexual partners
  • Babies of infected mothers
  • Blood product exposure
18
Q

What type of HSV is most common in children?

A

HSV-1

19
Q

How is HSV-2 transmitted?

A

sexually

20
Q

What is a feature of HSV that causes it to reactivate?

A

Latency

21
Q

What produces cold sores?

A

Reactivated HSV-1 from trigeminal ganglia to lips to produce vesicles/ lesions.

Microbiology (14 decks)

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