Chapter 1

Question 1

What is the term used when parasites were responsible for invasion in the body

Answer 1

Infection

Question 2

What is the term used when the parasites were responsible for the invasion on the body

Answer 2

Infestation

Question 3

It is defined in the process with characteristic symptoms, emerged, determining an effective means of healing infected persons become priority.

Answer 3

Disease

Question 4

Were frequently responsible for transmission

Answer 4

Vectors

Question 5

Plants, animals, and humans known to harbor parasites

Answer 5

Hosts

Question 6

The escalation of disease caused by the presence of parasites

Answer 6

Parasitic

Question 7

Prevalence of Parasites:

Answer 7

1. Increases population density
2. Poor sanitation
3. Marginal water sources
4. Poor public health practices
5. Environmental changes
6. Habits and customs of the people

Question 8

The means whereby a parasite gains entry into an unsuspecting hosts, vary by specific parasite species and those associated with the parasites.

Answer 8

Mode of Transmission

Question 9

An insect vector which a parasite is passed on to an uninfected host, most often via a blood meal (bite).

Answer 9

Arthropod

Question 10

Routes for Parasite Transmission:

Answer 10

1. Sexual transmission
2. Mouth-to-mouth contact through kissing
3. Droplet contamination
4. Eye contact with infected swimming water

Question 11

Parasite that cannot survive outside of a host

Answer 11

Obligatory parasite

Question 12

Parasite that is capable of existing independently of a host

Answer 12

Facultative parasite

Question 13

Parasite that is established inside of a host

Answer 13

Endoparasite

Question 14

Parasite that is established in or on the exterior surface of a host

Answer 14

Ectoparasite

Question 15

Host other than the normal one that is harboring a parasite

Answer 15

Accidental or incidental host

Question 16

Host in which the adult sexual phase of parasite development occurs

Answer 16

Definitive host

Question 17

Host harboring parasites that are parasitic for humans and from which humans may become infected

Answer 17

Reservoir host

Question 18

Host responsible for transferring a parasite from one location to another

Answer 18

Transport host

Question 19

Parasite-harboring host that is not exhibiting any clinical symptoms but can infect others.

Answer 19

Carrier

Question 20

Living together; the association of two living organisms, each of a different species

Answer 20

Symbiosis

Question 21

Association of two different species of organisms that is beneficial to both

Answer 21

Mutualism

Question 22

Association of two different species of organisms that is beneficial to one and neutral to other

Answer 22

Commensalism

Question 23

Association of two different species of organisms that is beneficial to one at the other’s expense

Answer 23

Parasitism

Question 24

Relating to commensalism; the association between two different organisms in which one benefits and has a neutral effect on the other

Answer 24

Commensal

Question 25

Parasite that has demonstrated the ability to cause disease

Answer 25

Pathogenic

Question 26

The form of a parasite that enters a host

Answer 26

Infective stage

Question 27

Two organisms of different species living together

Answer 27

Symbiosis

Question 28

The official units of parasite measurement

Answer 28

Microns

Question 29

A parasite that cannot survive outside its host

Answer 29

Obligatory parasite

Question 30

An insect that transports a parasite from an infected host to an uninfected host

Answer 30

Vector

Question 31

A parasite that lives on the outside surface of its host

Answer 31

Ectoparasite

Question 32

Parasite-harboring host that is not affected by its presence but can shed the parasite and infect others.

Answer 32

Carrier

Question 33

A destructive process that has characteristic symptoms

Answer 33

Disease

Question 34

Association of two different species of organisms that is beneficial to one but neutral to the other

Answer 34

Commensalism

Question 35

A host responsible for transferring a parasite from one location to another

Answer 35

Transport host

Question 36

When a parasite infects a host, ______ results.

Answer 36

Symbiosis

Question 37

What is the primary function of the host to a parasite?

Answer 37

Is to carry on the parasite's life cycle

Question 38

Three common components of parasitic life cycle:

Answer 38

1. Mode of transmission 2. Infective stage 3. Diagnostic stage

Question 39

Major body areas associated with diseases:

Answer 39

1. Gastrointestinal (GI) and urogenital (UG) tract 2. Blood and tissue 3. Liver, lung, and other major organs 4. Miscellaneous locations, such as cerebrospinal fluids (CSF), eye, skin, and extremeties

Question 40

Parasite treatment option:

Answer 40

1. Antiparasitic medications 2. Change in diet 3. Vitamin supplements 4. Fluid replacement 5. Blood transfusion 6. Bed rest

Question 41

It is the most common submitted sample for studies.

Answer 41

Stool

Question 42

Suspicious forms that visually resemble parasites in terms of size and morphology and are commonly encountered.

Answer 42

Artifacts/Confusers

Question 43

The scientific names of parasites are written in italics and consists of two components, _____ and _____

Answer 43

Genus and Species

Question 44

What are the three major groups of clinically significant parasites:

Answer 44

1. Single-celled parasites - Protozoa 2. Multicellular worms - Metazoa helminths 3. Arthropods (insects and their allies) - Animalia

Question 45

In what parts of the world are parasites endemic, and what factors contribute to their occurrence in these areas?

Answer 45

Underdeveloped tropical and subtropical countries such as Haiti, Guatemala, and Myanmar (Burma) and countries on the African continent. Individuals in underdeveloped areas and countries Refugees Immigrants Visitors from foreign countries Individuals who are immunocompromised Individuals living in close quarters (e.g., prisons) Children who attend day care centers

Question 46

What are some of the primary modes of parasitic transmission?

Answer 46

Ingestion of contaminated food or drink (primarily water) Hand-to-mouth transfer Insect bite Entry via drilling through the skin Unprotected sexual relations Mouth-to-mouth contact Droplet contamination Eye contact with infected swimming water

Question 47

Types of parasites

Answer 47

Obligatory Facultative Endoparasite Ectoparasite

Question 48

Types of Hosts

Answer 48

Accidental or incidental Definitive Intermediate Reservoir Transport Carrier

Question 49

Parasite-Host Relationship Terms

Answer 49

Symbiosis Commensalism Parasitism Commensal Pathogenic