Exam II - Haematopinus eurysternus

Question 1

What is the common name for Haematopinus eurysternus?

Answer 1

short-nosed cattle louse

Question 2

What is/are the host(s) for Haematopinus eurysternus?

Answer 2

cattle

Question 3

Describe the Haematopinus eurysternus adult

Answer 3

It is the largest louse genus of domestic animals (5 mm in length). Yellow or greyish with dark stripe on each side. All tarsal claws are of equal size

Question 4

Describe the Haematopinus eurysternus life cycle

Answer 4

Same as Damalinia bovis.

E - N - N - N - A

Question 5

What is/are the site(s) of infection for Haematopinus eurysternus?

Answer 5

head, poll, face

NOT the dewlap (that’s Linognathus)

Question 6

Describe any pathogenesis associated with Haematopinus eurysternus

Answer 6

serious anemia and weight loss

Question 7

How would you diagnose Haematopinus eurysternus?

Answer 7

ID the louse

Question 8

Treatment & prevention options for Haematopinus eurysternus?

Answer 8

various ectoparasiticides and MCLs