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Microbiology > (Q4) Pneumotropic and Neurotropic Viruses (Ch. 27) > Flashcards

(Q4) Pneumotropic and Neurotropic Viruses (Ch. 27) Flashcards

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Biology 101 flashcards
1
Q

Pneumotropic Viruses

A

Viruses directed toward or having an affinity for lung tissues
- Influenza Virus
- Rhinoviruses and Coronaviruses
- Hantavirus

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2
Q

Influenza Virus

A
  • Influenza/”Flu”
  • Causes fever, chills, cough, sore throat, fatigue
  • Variances: Swine Flu, Hong Kong Flu, Asiatic Flu, Avian Flu, Equine Flu
  • Vaccines available
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3
Q

Influenza Virus Portal of Entry

A
  • Respiratory Tract
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4
Q

Influenza Virus Mode of Transmission

A
  • Droplet Transmission
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5
Q

Rhinoviruses and Coronaviruses

A
  • Major viruses that cause the Common Cold
  • Many different viruses beyond rhinoviruses and coronaviruses cause the cold; therefore vaccine creation for the cold is unlikely
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6
Q

Rhinoviruses and Coronaviruses Portal of Entry

A
  • Respiratory Tract
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7
Q

Rhinoviruses and Coronaviruses Mode of Transmission

A
  • Droplet Transmission
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8
Q

Hantavirus

A
  • Hantavirus Pulmonary Syndrome (HPS)/ Four Corner’s Disease
  • Rodent-borne virus
  • Causes hemorrhaging, lung infection, and kidney problems
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9
Q

Hantavirus Portal of Entry and Exit

A
  • Respiratory
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10
Q

Hantavirus Mode of Transmission

A

Inhalation of airborne particles (airborne viral particles from the dried excreta of rodents)

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11
Q

Neurotropic Viruses

A
  • Viruses that are capable of infecting nerve tissue
  • Rhabdovirus
  • Poliovirus
  • Arboviruses
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12
Q

Rhabdovirus

A
  • Rabies
  • Causes brain degeneration, inability to swallow, increases the violent reaction to the sight, sound, or thought of water (hydrophobia)
  • Death follows from respiratory paralysis
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13
Q

Rhabdovirus Portal of Entry and Exit

A

Broken skin

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14
Q

Rhabdovirus Mode of Transmission

A

Bite from an infected animal

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15
Q

Poliovirus

A
  • Polio/poliomyelitis
  • Gray matter of the nervous tissue of the brain and spinal cord is affected
  • Two vaccines: Salk and Sabin
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16
Q

Salk

A

Inactivated, injected vaccine for polio

17
Q

Sabin

A

attenuated, oral vaccine for polio

18
Q

Poliovirus Portal of Entry and Exit

A

GI Tract

19
Q

Poliovirus Mode of Transmission

A

Ingestion of contaminated food or water

20
Q

Arboviruses

A
  • Cause types of Arboviral Encephalitis
  • Arthropod-borne (Arbo) viruses

Examples:
- West Nile Virus: a single-stranded RNA virus that causes West Nile fever.
- Western Equine Virus
- La Crosse Virus
- Japanese B Virus
- St. Louis Virus
- California Virus

21
Q

Arboviruses Portal of Entry and Exit

A

Broken Skin

22
Q

Arbovirus Mode of Transmission

A

Bite of an infected mosquito
(horses and birds are natural reservoirs of the viruses)

Microbiology (22 decks)

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