Lecture 23 - Ch 34 Vectorborne & Soilborne Microbial Pathogens

Question 1

Animal disease transmissible to humans

Answer 1

zoonosis

Question 2

diseases in animals present endemically in certain populations

Answer 2

enzootic

Question 3

incidences of diseases in animals reach epidemic proportions

Answer 3

epizootic

Question 4

A negative-strand RNA virus that causes rabies

Answer 4

Rhabdovirus

Question 5

a member of the Bunyaviridae, enveloped, segmented, negative-strand RNA viruses that causes hemorrhagic fever

Answer 5

Hantavirus

Question 6

small bacteria that have strict intracellular existence in vertebrates

Answer 6

rickettsias

Question 7

what are the three groups of Rickettsias

Answer 7

(1) typhus group, (2) spotted fever group, and (3) ehrlichiosis group

Question 8

Transmitted by the body or head louse bite that gets contaminated with louse feces

Answer 8

typhus

Question 9

Transmitted by dog and wood ticks

Answer 9

spotted fever group

Question 10

this disease has Flu-like symptoms include fever, headache, malaise, and leukopenia or thrombocytopenia

Answer 10

ehrlichiosis

Question 11

the most famous disease caused by Borellia

Answer 11

lyme disease

Question 12

what are the 3 stages of Lyme Disease?

Answer 12

1) localized infection
2) disseminated infection
3) persistent infection

Question 13

in which stage of lyme disease do you see a “target” bite site?

Answer 13

Stage 1

Question 14

in which stage of lyme disease does the bacteria leave the site and enter the bloodstream?

Answer 14

Stage 2

Question 15

disease transmitted by Anopheles mosquitoes as vectors

Answer 15

malaria

Question 16

Diagnosis of this disease requires identification of Plasmodium-infected erythrocytes in blood smears

Answer 16

Malaria

Question 17

seasonal disease carried by mosquitoes

Answer 17

West Nile Virus

Question 18

___________ has caused more human deaths than any other infectious disease except for malaria and tuberculosis

Answer 18

Pandemic plague

Question 19

what causes plague?

Answer 19

Yersinia pestis

Question 20

which plague killed 60% of the human population?

Answer 20

Black plague

Question 21

What was the first recorded plague?

Answer 21

Plague of Justinian

Question 22

What are the 3 mechanisms that fungi cause disease?

Answer 22

1) allgergic response
2) mycotoxins
3) infections

Question 23

Fungi colonize the hair, skin, or nails and infect only the surface layers

Answer 23

superficial mycoses

Question 24

Fungi colonize deeper layers of skin

Answer 24

subcutaneous mycoses

Question 25

Fungal growth in internal organs of the body

Answer 25

systemic mycoses

Question 26

__________can be especially serious in individuals with an impaired immune system

Answer 26

Fungal infections

Question 27

which bacteria causes lockjaw

Answer 27

clostridium tetani

Question 28

this disease can be transmitted through the soil

Answer 28

tetanus