Chapter 1

Question 1

Area of biology concerned with the phenomenon of independence of one living organism to another

Answer 1

Parasitology

Question 2

Concerned primarily with the parasite of humans and their medical significance, as well as their importance in human community

Answer 2

Medical parasitology

Question 3

The population at risk of contracting parasite

Answer 3

Refugees
Immigrants
Visitors
Immunocompromised 
Individual in underdeveloped countries 
People living in close quarters
Children who attend day care centers

Question 4

Mode of transmission

Answer 4

Ingestion of contaminated food/drinks
hand to mouth transfer
Insect bite
Entry via skin drilling through the skin
Unprotected sexual relation
mouth to mouth contact
droplet contamination
Eye contact with contaminated swimming water

Question 5

Parasites are often described according to their

Answer 5

habitat or mode of development.

• Type of parasite
• Type of Host
• Parasite Host relationship

Question 6

Parasite that cannot survive outside of a host

Answer 6

Obligatory parasite

Question 7

Parasite capable of existing independenlty of host

Answer 7

Facultative parasite

Question 8

Parasite established inside the host

Answer 8

Endoparasite

Question 9

Parasite established outside the host

Answer 9

Ectoparasite

Question 10

Host other than the normal one that is harboring parasite

Answer 10

Accidental/ incidental host

Question 11

Host which adult sexual phase occur

Answer 11

Definitive host

Question 12

Larval asexual phase of parasite development occur

Answer 12

Intermediate host

Question 13

Host harboring parasite that are parasitic to human and from which human may become infected

Answer 13

Reservoir host

Question 14

Host responsible for transferring a parasite from one location to another

Answer 14

Transport host

Question 15

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

Answer 15

Carrier

Question 16

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

Answer 16

Symbiosis

Question 17

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

Answer 17

Commensalism

Question 18

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

Answer 18

Mutualism

Question 19

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

Answer 19

Parasitism

Question 20

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

Answer 20

Commensal

Question 21

Parasite that has demonstrated the ability to cause disease

Answer 21

Pathogenic

Question 22

T h r e e c o m m o n c o m p o n e n t s of parasite life cycle

Answer 22

1. Mode of Transmission
2. Infective Stage
3. Diagnostic Stage

Question 23

PREVENTION AND CONTROL

Answer 23

Prevention and control measures may be taken against every parasite infective to humans.

Question 24

PREVENTION AND CONTROL 2

Answer 24

• Development and implementation of parasite awareness education programs
• Proper water treatment
• Good personal hygiene
• Proper sanitation practices
• Proper handling, cooking and protection of foods

Use of insecticides and other chemicals
Use of protective clothing
Use of protective netting
A v o i d a n c e o f u n p r o t e c t e d s e x u a l relations

Question 25

___ is the most commonly submitted sample

Answer 25

Stool

Question 26

Typical stool analysis consists of performing _______ on a portion of unpreserved sample when available

Answer 26

macroscopic and microscopic techniques

Question 27

The traditional parasite recovery method, often referred to as an

Answer 27

O&P, in which “O” stands for ova (eggs) and “P” stands for parasites

Question 28

NEWER PARASITE LABORATORY DIAGNOSIS TECHNIQUES

Answer 28

• Direct fluorescent antibody (DFA)
• Enzyme immunoassay (EIA)
• Indirect fluorescent antibody (IFA)
• Latex agglutination (LA)
• Polymerase chain reaction (PCR)
• Rapid immunochromatography technique

Question 29

The scientific names of parasites are written in

Answer 29

italics and consist of two components, genus and species.