DEFINITION OF TERMS

Question 1

the science that deals with the study of living organism that depends on another organism for the purpose of procuring food and securing protection

Answer 1

PARASITOLOGY

Question 2

organisms that obrain its food and shelter from another organism and derive all benefits from the association

Answer 2

PARASITE

Question 3

organism that provides PHYSICAL PROTECTION and NOURISHMENT to the parasite

Answer 3

HOST

Question 4

literally means “LIVING TOGETHER”; may also involve protection or other advantages to one or both partners

Answer 4

SYMBIOSIS

Question 5

from the Latin for “EATING ON THE SAME TABLE”; denotes an association that is BENEFICIAL TO ONE PARTNER and at least NOT ADVANTAGEOUS TO THE OTHER

Answer 5

COMMENSALISM

Question 6

a type of commensalism where the association are both BENEFICIAL TO BOTH ORGANISMS

Answer 6

MUTUALISM

Question 7

a symbiotic relationship in which one animal, THE HOST, IS TO SOME DEGREE INJURED through the activities of the other animal, the parasite

Answer 7

PARASITISM

Question 8

organism that cannot survive in any other manner

Answer 8

OBLIGATE PARASITE

Question 9

organism that can EXIST IN A FREE-LIVING STATE OR AS A COMMENSAL and that, if opportunity does not present itself, may become parasitic

Answer 9

FACULTATIVE PARASITE

Question 10

obligatory parasite at one or more stages of their life cycle but free living at others

Answer 10

TEMPORARY PARASITE

Question 11

establish itself to a host where it does not ordinarily live

Answer 11

ACCIDENTAL / INCIDENTAL PARASITE

Question 12

remains in or on the body of the host for its entire life

Answer 12

PERMANENT PARASITE

Question 13

free-living organism that PASSES THROUGH THE DIGESTIVE TRACT without infecting the host

Answer 13

SPURIOUS / COPROZOIC PARASITE

“COPRO” - tae 💩

Question 14

lives INSIDE THE BODY OF THE HOST

Answer 14

ENDOPARASITE

Question 15

lives OUTSIDE THE BODY OF THE HOST

Answer 15

ECTOPARASITE

Question 16

the presence of an ENDOPARASITE is called

Answer 16

INFECTION

Question 17

the presence of an ECTOPARASITE is called

Answer 17

INFESTATION

Question 18

when a parasite is FOUND IN AN ORGAN WHICH IS NOT ITS USUAL HABITAT

Answer 18

ERRATIC

Question 19

parasite with both MALE and FEMALE sex organs

Answer 19

MONOECIOUS / HERMAPHRODITIC

Question 20

parasite with SEPARATE SEXES

Answer 20

DIOECIOUS

Question 21

According to number of host utilized:

ONE HOST (Definitive/Final)

Answer 21

MONOXENOUS

Question 22

According to number of host utilized:

TWO OR MORE HOSTS

Answer 22

HETEROXENOUS

Question 23

harbors the ADULT or SEXUAL STAGE of the parasite

Answer 23

DEFINITIVE / FINAL HOST

SD = sexual, definitive

Question 24

harbors the ASEXUAL or LARVAL stage of the parasite

Answer 24

INTERMEDIATE HOST

AI = asexual, intermediate

Question 25

harbors the ***EARLY*** **LARVAL STAGE** of the parasite

Answer 25

FIRST INTERMEDIATE HOST

Question 26

harbors the ***INFECTIVE*** **LARVAL STAGE** of the parasite

Answer 26

SECOND INTERMEDIATE HOST

Question 27

allow the parasite's life cycle to continue and become **ADDITIONAL SOURCE OF INFECTION TO OTHER SUSCEPTIBLE HOSTS**

Answer 27

RESERVOIR

Question 28

the one in which the **PARASITE *DOES NOT* DEVELOP FURTHER TO LATER STAGES**; however, the parasite remains alive and is able to infect another susceptible host

Answer 28

PARATENIC

Question 29

**NATURALLY INFECTED** with certain species of the parasites

Answer 29

NATURAL HOST

Question 30

host in which the **PARASITE IS NOT USUALLY FOUND**

Answer 30

ACCIDENTAL HOST

Question 31

transmit the parasite **AFTER IT HAS COMPLETED ITS DEVELOPMENT WITHIN THE HOST,** thus it is an essential part of the parasite's cycle

Answer 31

BIOLOGICAL VECTOR

Question 32

it **ONLY TRANSPORTS THE PARASITE**

Answer 32

MECHANICAL / PHORETIC VECTOR

Question 33

the process of inoculating an infective agent

Answer 33

EXPOSURE

Question 34

the time between **EXPOSURE TO THE PARASITE** and **THE APPEARANCE OF EARLY SIGNS and SYMPTOMS**

Answer 34

CLINICAL INCUBATION PERIOD

Question 35

the interval between the **DEVELOPMENT OF THE PARASITE IN THE HOST** and **DEMONSTRATION OF PARASITE IN THE SPX**

Answer 35

BIOLOGICAL INCUBATION PERIOD

Question 36

infected individual becomes **his own source of infection**

Answer 36

AUTOINFECTION

Question 37

the already infected individual is **FURTHER INFECTED WITH THE SAME SPECIES** leading to massive infection of the parasite

Answer 37

SUPERINFECTION / HYPERINFECTION