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Microbiology Exam 3 > Anthropods pt. 2 > Flashcards

Anthropods pt. 2 Flashcards

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Biology 101 flashcards
1
Q

Trypansomiasis

  • Vector?
  • Microbe that causes it?
  • How is it transmitted?
A
  • Tsetse fly
  • Protozoa
  • Injected into blood and lymphatic system
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2
Q

What are the stages and symptoms of trypanosomiasis?

A
  1. Hemolymphatic phase
  2. Neurological phase= Disrupts sleep cycle
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3
Q

Leishmaniasis

Vector?

Microbe that causes it?

How is it transmitted?

A
  • Sand flies
  • Protozoa
  • Taken up by macrophages, matures inside
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4
Q

What are the 3 forms and symptoms of leishmaniasis?

A
  1. Cutaneous= skin ulcers
  2. Mucocutaneous= mouth/nose ulcers
  3. Visceral= Low RBC
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5
Q

Onchocerciasis

Vector?

What type of microbe causes it?

How is it transmitted (pathway)?

A
  • Black fly
  • Nematodes
  • Enters blood, migrates to subcutaneous tissu
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6
Q

What are the symptoms of onchocerciasis?

A
  • Nodules in tissue where eggs are laid
  • Inflammation of cornea (blindness)
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7
Q

Rocky Mt spotted fever

  • Vector?
  • Microbe that causes it?
  • How is it transmitted?
A
  • Dog tick
  • Bacteria
  • Endothelial cells phagocytose bacteria
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8
Q

Rocky Mt. Spotted Fever

What are the symptoms?

How can it pass among ticks?

A
  • Spotted rash, may turn to lesions
  • Can pass from tick to tick eggs through transovarian passage
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9
Q

Ehrlichiosis

  • Region of US?
  • Vector?
  • Type of microbe?
A
  • Eastern US
  • Lone star tick
  • Bacteria
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10
Q

Ehrlichiosis

  • What is its pathway of infection?
  • What kind of pathogen is it?
  • What are the symptoms?
A
  • Invade/replicate in monocytes
  • obligate intracellular
  • Flu like symptoms
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11
Q

Babesiosis

  • Vector?
  • Type of microorganism?
A
  • Deer tick
  • Apicomplexan protozoa
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12
Q

Babesiosis

  • What cells does it infect?
  • What are the symptoms?
A
  • Infects RBCs (replicate inside and destroy them)
  • Hemolytic anemia
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13
Q

Lyme Disease

  • Vector?
  • What type of microorganism causes it?
  • How does it infect?
A
  • Deer tick
  • Bacteria
  • Tick secretes bacteria tru saliva
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14
Q

Lyme disease

  • Where does it infect?
  • What are the symptoms?
A
  • Multiples in dermis; travels to joints/nervous system
  • Erythema migrans (bulls-eye rash)
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15
Q

Chagas disease

  • Vector?
  • Mcrobe?
  • When does it commonly infect?
A
  • Kissing bugs
  • Protozoa
  • Bug comes out at night
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16
Q

Chagas disease

  • How does it infect?
  • What are the symptoms?
A
  • Bug poops in bite wound
  • Can pass from mother to fetus through placenta
  • Enlarged heart and intestine
17
Q

What is Dr. Fox’s least favorite vector?

Why?

A

Flies

Carry over 65 different diseases

Microbiology Exam 3 (11 decks)

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