Course

Microbiology

Study Pack

Set 23 Eukaryal Microbe Pathogenesis

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Question 1

(Multiple Choice)

Free
What do humans ingest in food or water in in order to contact Giardia lamblia?

A)trophozoites
B)gametocytes
C)sporozoites
D)schizonts
E)cysts

Answer

Question 2

(Multiple Choice)

Free
How do spores of the causative agent of Dutch elm disease,Ophiostoma novo-ulmi,spread from a dead infected tree to a non-infected tree?

A)an airborne route of transmission
B)woodpeckers
C)an elm beetle
D)squirrels that live in the dead tree
E)mosquitos

Answer

Question 3

(Multiple Choice)

Free
How do trypanosomes evade host defense mechanisms to cause disease?

A)By killing phagocytic cells.
B)By avoiding phagocytosis through capsule production.
C)By replicating inside white-blood cells.
D)By binding the Fc region of immunoglobulins.
E)By an antigenic variation mechanism.

Answer