Chapter 1 : Language of Veterinary Parasitology

Question 1

What does Symbiosis mean?

Answer 1

living together

Question 2

What is a symbiont?

Answer 2

a member of the symbiotic relationship

Question 3

What are the 5 types of symbiotic relationships?

Answer 3

Predator-Prey, Phoresis, Mutualism, Commensalism, Parasitism

Question 4

What is the Phoresis symbiotic relationship?

Answer 4

the small member of the relationship is mechanically carried by the larger.

Question 5

What is the Commensalism symbiotic relationship?

Answer 5

one symbiont benefits from the from the relationship and the other neither benefits or is hurt

Question 6

Parasitiasis

Answer 6

When a parasite is present on or within a host and is potentially pathogenic but the host shows no outward clinical signs

Question 7

Mutualism

Answer 7

both organisms in the symbiotic relationship benefit

Question 8

Parasitosis

Answer 8

When a parasite is present on or within a host and does produce obvious injury or harm to the host animal

Question 9

Erratic (Aberrant) Parasite

Answer 9

when a parasite wanders from its usual site of infection into and organ or location it does not usually live

Question 10

Incidental Parasite

Answer 10

When a parasite is found in a host it does not usually live

Question 11

Facultative Parasites

Answer 11

Organisms that are “free-living” but become parasitic in certain hosts

Question 12

Obligatory Parasite

Answer 12

A parasite that must live a parasitic existence

Question 13

Periodic Parasite

Answer 13

A parasite that can make frequent short visits to its host to obtain nourishment or other benefits

Question 14

Pseudoparasites

Answer 14

living creatures or objects that are not parasitic but are mistaken or identified as one

Question 15

Definitive Host

Answer 15

The host that harbors the adult, sexual, or mature stages of the parasite

Question 16

Intermediate Host

Answer 16

The host that harbors the juvenile, larval, immature, or asexual stages of the parasite

Question 17

Encysted

Answer 17

In suspended animation

Question 18

Transport/Paratenic Host

Answer 18

a special type of intermediate host that remains in suspended animation (encysted) within the host’s tissues

Question 19

Reservoir Host

Answer 19

A vertebrate host in which a parasite or disease occurs in nature and is a source of infection for humans and domestic animals

Question 20

Homoxenous/Monoxenous Parasite

Answer 20

a parasite that infects only one type of host

Question 21

Stenoxenous Parasite

Answer 21

Has a narrow host range i.e. one species

Question 22

Euryxenous

Answer 22

Has a very broad host range

Question 23

Zoonosis

Answer 23

Any disease or parasite that is transmissible from animals to humans

Question 24

Linnaean Classification Scheme

Answer 24

Domain, Kingdom, Phylum, Subphylum, Class, Order, Family, Genus, Species