What Do You Mean By Ectoparasites Quiz

1. What are the characteristics of Ctenocephalides canis (Flea)?

Host specific, zoonotic, laterally flat, 8 legs and intermediate hosts for tapeworm Echinococcus granulosus.

Host specific, non-zoonotic, round with 8 legs, and do not serve as intermediate hosts for tapeworms.

Not host specific, non-zoonotic, laterally flat, 8 legs and intermediate hosts for tapeworm Toxocara canis.

Ctenocephalides canis (Fleas) are not host specific, zoonotic, laterally flat, have 6 legs and serve as intermediate hosts for the tapeworm dipylidium caninum.

Explanation

Ctenocephalides canis (Fleas) are not host specific, zoonotic, laterally flat, have 6 legs and serve as intermediate hosts for the tapeworm dipylidium caninum.

2. What is the name of the biting louse that infests dogs?

DAMALINIA EQUI

Bovicola ovis

Ctenocephalides felis

TRICHODECTES CANIS is the specific name for the biting louse that commonly infests dogs, while the other options refer to lice that typically infest horses or other animals.

Explanation

TRICHODECTES CANIS is the specific name for the biting louse that commonly infests dogs, while the other options refer to lice that typically infest horses or other animals.

3. What is FELICOLA SUBROSTRATUS commonly known as?

Flea

Tick

Mosquito

FELICOLA SUBROSTRATUS is a type of ectoparasite known as a biting louse that specifically affects cats.

Explanation

FELICOLA SUBROSTRATUS is a type of ectoparasite known as a biting louse that specifically affects cats.

4. Which tick species is most commonly found on hedgehogs?

IXODES RICUNUS

IXODES CANISUGA

IXODES SCAPULARIS

IXODES HEXAGONUS is the correct answer as it is specifically known to infest hedgehogs. IXODES RICUNUS is usually found on sheep and can sometimes be seen on dogs or equine. IXODES CANISUGA is uncommon on dogs. IXODES SCAPULARIS is another species commonly found on dogs and other mammals, but not typically on hedgehogs.

Explanation

IXODES HEXAGONUS is the correct answer as it is specifically known to infest hedgehogs. IXODES RICUNUS is usually found on sheep and can sometimes be seen on dogs or equine. IXODES CANISUGA is uncommon on dogs. IXODES SCAPULARIS is another species commonly found on dogs and other mammals, but not typically on hedgehogs.

5. What is the color of TROMBICULA AUTUMNALIS (harvest mite) and how many legs does it have?

Green colour, 8 legs.

Red colour, 4 legs.

Yellow colour, 10 legs.

TROMBICULA AUTUMNALIS is known for its orange-brown color and has 6 legs, making the correct answer. Incorrect options provide different color and leg combinations to mislead.

Explanation

TROMBICULA AUTUMNALIS is known for its orange-brown color and has 6 legs, making the correct answer. Incorrect options provide different color and leg combinations to mislead.

6. What parasite is characterized by round body, 8 short legs with transverse and triangular ridges on dorsal surface, and affects dogs (SARCOPTES SCABIEI) and horses (SARCOPTES SCABIEI VAR EQUI)?

Dermacentor variabilis

Ixodes scapularis

Haematopinus suis

Sarcoptes scabiei is a parasitic mite that causes sarcoptic mange in dogs and horses by burrowing into the skin. Ixodes scapularis is the black-legged tick, Dermacentor variabilis is the American dog tick, and Haematopinus suis is the pig louse, none of which match the description provided.

Explanation

Sarcoptes scabiei is a parasitic mite that causes sarcoptic mange in dogs and horses by burrowing into the skin. Ixodes scapularis is the black-legged tick, Dermacentor variabilis is the American dog tick, and Haematopinus suis is the pig louse, none of which match the description provided.

7. Which skin condition is characterized by CONCENTRIC circles on the dorsal surface, resembling a thumbprint?

Ringworm

Scabies

Impetigo

Notedres cati, also known as 'cat mange', is a skin condition in cats caused by a mite infestation. The term 'NOTEDRES CATI' is an anagram for 'CAT'. It presents as concentric circles on the dorsal surface, resembling a thumbprint. Scabies, ringworm, and impetigo are other skin conditions, but they do not exhibit this specific characteristic.

Explanation

Notedres cati, also known as 'cat mange', is a skin condition in cats caused by a mite infestation. The term 'NOTEDRES CATI' is an anagram for 'CAT'. It presents as concentric circles on the dorsal surface, resembling a thumbprint. Scabies, ringworm, and impetigo are other skin conditions, but they do not exhibit this specific characteristic.

8. Which of the following Demodex species infects dogs?

DEMODEX FELIS (feline)

DEMODEX CATI (cat)

DEMODEX EQUI (equine)

Demodex Canis infects dogs, Demodex Cati infects cats, Demodex Equi infects equine, these species are specific to the respective host animals.

Explanation

Demodex Canis infects dogs, Demodex Cati infects cats, Demodex Equi infects equine, these species are specific to the respective host animals.

9. What parasite is known for suckers on feet and pointed mouth parts in equine?

Anoplocephala perfoliata

Strongylus vulgaris

Dermacentor variabilis

Psoroptes equi is a mite parasite commonly found in horses that have suckers on their feet and pointed mouth parts, causing irritation and skin issues in horses. Dermacentor variabilis is a type of tick that does not have suckers and pointed mouth parts, while Anoplocephala perfoliata and Strongylus vulgaris are types of internal parasites that do not fit the description provided.

Explanation

Psoroptes equi is a mite parasite commonly found in horses that have suckers on their feet and pointed mouth parts, causing irritation and skin issues in horses. Dermacentor variabilis is a type of tick that does not have suckers and pointed mouth parts, while Anoplocephala perfoliata and Strongylus vulgaris are types of internal parasites that do not fit the description provided.

10. What is the description of Otodectes cynotis in dogs and cats?

Long body with two legs, suckers on all legs

Round body with six legs, no suckers or hair-like projections

Triangular body with eight legs, hair-like projections on all legs

11. What is the common name for CHEYLETIELLA YASGURI in dogs and CHEYLETIELLA BLAKEI in cats, which are long mites with a waist and combs on their feet, resembling a model?

Flea

Tick

Louse

CHEYLETIELLA YASGURI in dogs and CHEYLETIELLA BLAKEI in cats are commonly known as walking dandruff mites due to their appearance and movement on the host's skin.

Explanation

CHEYLETIELLA YASGURI in dogs and CHEYLETIELLA BLAKEI in cats are commonly known as walking dandruff mites due to their appearance and movement on the host's skin.