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Ch 1&2 Parasitology
chapter 1&2 Vocab Homework
60
Veterinary Medicine
Undergraduate 2
09/06/2016

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Term
Aberrant Parasite
Definition
When a parasite that has infected a specific area moves somewhere else in the body (for example, an organ).
Term
Acanthocephalins
Definition
The phylum classifying the parasites known as "thorny-headed worms" that are not segmented, and are round/long.
Term
Acaricides
Definition
A form of parasiticides used specially to destroy mites and ticks.
Term
Adulticide
Definition

A parasiticide used to manage and control the overpopulation of insects (mosquitos?)

 

Term
Amicrofilaremic
Definition
A host that is lacking microfilariae in the blood, leading to heartworm.
Term
Annelids
Definition
Large phylum of segmented worms.
Term
Anthelmintics
Definition
One type of parasiticides specifically used to kill round worms, tapeworms, flukes, etc.
Term
Antiprotozoals
Definition
A form of parasiticides used to destroy protozoan organisms
Term
Arachnid
Definition
A class consisting of invertebrates with eight legs
Term
Ascarids
Definition
A type of female nematode eggs (Canine Roundworm)
Term
Commensalism
Definition
describes a relationship between two organisms in which one benefits, and the other organism does not benefit but is also not harmed.
Term
Common name
Definition
refers to different organisms in different locations; solution is scientific names
Term
Definitive host
Definition
host of adult, sexual, or mature parasites
Term
Ectoparasite
Definition
a parasite that lives ON the body of its host
Term
Endoparasite
Definition
a parasite that lives INSIDE the host
Term
Erratic parasite
Definition
another word for aberrant parasite or a parasite that relocates within its host
Term
Euryxenous parasite
Definition
can affect a very large amount of species
Term
Facultative parasite
Definition
"free-living" parasites; in other words they only become parasitic in specific hosts
Term
Free-living parasite
Definition
facultative parasites; for example roundworms live in soil but can something penetrate skin of organisms
Term
Genus name
Definition
tells the group in which certain animals are classified under
Term
Helminths
Definition
Parasitic worms
Term
Homoxenous parasite
Definition
a parasite that only infects one specific species or type of host
Term
Host
Definition
An organism that carries an internal or external parasite
Term
Incidental parasite
Definition
when a parasite that does not usually live in a specific host ends up living there.
Term
Infection
Definition
A disease caused by parasites/microorganisms
Term
Infestation
Definition
invasion of parasites into or onto a host or organism
Term
Insecta
Definition
scientific name for insects or invertebrates that have body seperated into 3 segments, an exoskeleton and more
Term
Insecticides
Definition
a substance or compound used to destroy insects
Term
Intermediate host
Definition
hosts the larval, juvenile, immature or asexual stages of the parasite
Term
Larviparous
Definition
produces larvae
Term
Life cycle
Definition
the stages of a parasite developing through its life
Term
Linnaean Classification Scheme
Definition
A classification scheme including the kingdom, phylum, class, order, family, genus, and species.
Term
Microfilaricide
Definition
associated with heart worm; clears blood of microfilariae
Term
Monoxenous parasite
Definition
equivalent to a homoxenous parasite; infects only one type of host
Term
Mutualism
Definition
when two organisms have a symbiotic relationship in with they both benefit
Term
Nematode
Definition
Scientific name for parasitic round worms
Term
Obligatory parasite
Definition
a parasite that must live on a host and be parasitic. CAN NOT live like a "free-living parasite"
Term
Oviparous
Definition
female nematodes that produce eggs that only have a single-cell stage
Term
Ovoviviparous
Definition
Organisms that produce offspring in eggs that hatch within their bodies
Term
Parasite
Definition
an organism that feeds/survives off of another organism internally or externally.
Term
Parasitiasis
Definition
a parasite that lives in or on a host and can potentially cause harm but the animal doesnt show many signs that something is wrong
Term
Parasitosis
Definition
a parasite on or in a host that causes the animal to show clear, visible signs that something is wrong
Term
Parasiticides
Definition
chemical mixtures used to destroy certain parasites
Term
Parasitology
Definition
the branch of biology and medicine focusing all on parasites
Term
Paratenic host
Definition
a host in which a parasite remains "arrested" in.
Term
Pathogenecity
Definition
an organism or parasite that can cause disease/harm
Term
Periodic parasite
Definition
a parasite that does not have to permanently live on a host to survive but instead can feed once in a while
Term
Phoresis
Definition
in a symbiotic relationship the smaller organism is carried by the bigger one
Term
Platyhelminthes
Definition
scientific name for flat worms
Term
Protozoan parasite
Definition

 

 one-cell organisms; parasitic protozoans may cause harmful diseases 

Term
Pseudoparasite
Definition
living organisms/objects that are sometimes mistaken for parasites
Term
Reservoir host
Definition
when a parasite or disease infests the environment and causes infection for living organisms
Term
Scientific name
Definition
solution to common names/2 latin words (first being genus, second species)
Term
Specific epithet
Definition
second word in scientific name; tells you the specific type of animal the studied organism is
Term
Stenoxenous parasite
Definition
a parasite that does not have a broad range of different hosts it specifically affects
Term
Symbiosis
Definition

sym = together

biosis = living 

two organisms "LIVING TOGETHER" forever/or for a short period of time, effecting each other 

Term
Transport host
Definition
larvae remain in a suspended state until definitive host ingests transport host; transport hosts holds parasite not undergoing changes
Term
Trematode
Definition
includes two different groups of flat worms (flukes)
Term
Vectors
Definition
an organism that plays a role in the transmission of parasites to another organism
Term
Zoonosis
Definition
diseases and parasites that CAN be transmitted from an animal to a human
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