Exam III - Melophagus ovinus

Question 1

Melophagus ovinus is a ______ _____ fly found on _______.

Answer 1

wingless blood sucking fly found on sheep

Question 2

what damage to production of the sheep can Melophagus ovinus cause?

Answer 2

anemia & wool damage

Question 3

T or F

Melophagus ovinus give birth the live L3 that pupe with in 12hrs.

Answer 3

True.

Melophagus ovinus spends its entire life cycle on the host.

Question 4

what does Melophagus ovinus transmit and what is the dz’s pathology?

Answer 4

Melophagus ovinus transmits Trypanosoma melophagium which is non-pathogenic

Question 5

What is the tx/prevention for Melophagus ovinus in sheep?

Answer 5

Tx: shearing removes pupae & adults. shearing and treating ews before laming season will decreas/kill the remaining keds on the host.

-best tx of a topical is for its activity to remnain for 3 to 4 weeks.

NOTE: moderen tx’s to control lice will controlkeds as well.

Question 6

T or F

farmers will commonly mistake Melophagus ovinus for a tick.

Answer 6

true