EXERCISES, LESSON 4
INSTRUCTIONS: Answer the following exercises by marking the lettered response that
best answers the exercise, by completing the incomplete statement, or by writing the
answer in the space provided at the end of the exercise.
After you have completed all the exercises, turn to "Solutions to Exercises" at the
end of the lesson and check your answers. For each exercise answered incorrectly,
reread the material referenced with the solution.
Which of the following is true of members of the Phylum Acanthocephelminthes?
a. All are parasitic.
b. Lack digestive organs.
Are considered as a class of Phylum Aschelminthes.
d. All of the above.
The habitat of Macracanthorhynchus hirudinaceus is the:
a. Connective tissue.
b. Large intestine.
3. Familiarity with the morphology of arthropod vectors is desirable because of their
role in disease transmission.