4.
Which of the following statements best describe a characteristic of the Class
Nematoda?
a. The reproductive system is monoecious.
b. Contains most of the round worms parasitic to man.
c.
The cuticle is used for attachment to the host.
d. The males are smaller than the females.
5.
An indication of fertilization of the eggs of Ascaris lumbricoides is:
a. When the eggs become corticated.
b. When the yolk mass is pulled away from the shell wall.
c.
When the eggs become decorticated.
d. When the yolk mass fills the egg.
6.
The organism which is most prevalent in helminth infections is:
a. Trichuris trichiura.
b. Ascaris lumbricoides.
c.
Necator americanus.
d. Taenia solium.
7.
What is the infective form of Enterobius vermicularis?
a. Cercaria.
b. Embryonated egg.
c.
Filariform larva.
d. Encysted larva.
MD0842
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