1st LLE

Question 1

Allows the parasite’s life cycle to continue

Answer 1

Reservoir host

Question 2

No development occurs but parasite remains alive and infective

Answer 2

Paratenic host

Question 3

Harbors the larval stages of the parasite

Answer 3

Intermediate host

Question 4

Parasite undergo sexual maturity

Answer 4

Definitive host

Question 5

Cannot exist without a host

Answer 5

Obligate parasite

Question 6

Found in animals that are transmitted to humans through conusmption

Answer 6

Zoonosis

Question 7

Transmits parasites to humans or animals

Answer 7

Vector

Question 8

Live outside the host within a protective eggshell or cyst

Answer 8

Free-living stage

Question 9

Live either a parasitic or free-living existence

Answer 9

Facultative parasites

Question 10

Only one partner benefits from the association but the host is neither helped nor harmed

Answer 10

Commensalism

Question 11

One partner benefits at the expense of the other

Answer 11

Parasitism

Question 12

Relationship is beneficial both of the parasite and the host

Answer 12

Mutualism

Question 13

Parasite feeds off host’s nutrients and causes infection to host

Answer 13

Parasitism

Question 14

Produced by endoparasites

Answer 14

Infection

Question 15

Pediculus humans capitis

Answer 15

Infestation

Question 16

Produced by ectoparasites

Answer 16

Infestation

Question 17

Found on skin surface

Answer 17

Infestation

Question 18

Which flagellates can survive for several hours in drinking water

Answer 18

Trichomonas tenax

Question 19

How is trichomonas hominis diagnosed?

Answer 19

Demonstration of trophozoites in stool

Question 20

Treatment used for drug resistant cases diagnosed with Giardiasis

Answer 20

Nitazoxanide

Question 21

Gold standard for detecting Giardia lamblia

Answer 21

Direct Fluorescence Antibody Test

Question 22

Chronic stage of Trichomonas vaginalis except?

Answer 22

Abundant greenish vaginal secretions

Question 23

Structure responsible for the attachment of Giardia lamblia to the cells

Answer 23

Adhesive or sucking disc

Question 24

Most common infection in males diagnosed with Trichomonas vaginalis

Answer 24

Prostatitis

Question 25

Trichomonas vaginalis may be stained with the following except?

Answer 25

Hematoxylin and eosin

Question 26

Patient came in the ER with complaints of diarrhea associated with rotten egg odor, nausea, and loss of appetite. What is most likely organism involved?

Answer 26

Giardia lamblia

Question 27

Habitat of Trichomonas tenax

Answer 27

Mouth or oral cavity

Question 28

The following are true of Giardia lamblia except?

Answer 28

It causes villus hypertrophy

Question 29

A medical technologist was examining a sample or slide under the microscope, he noted a parasite with pyriform shape, around 20 um, has 4 anterior flagella, an undulating membrane extending through half the organism's length with a single nucleus. What is the parasite being described

Answer 29

Trichomonas vaginalis

Question 30

Habitat of Giardia lamblia

Answer 30

Duodenum, Jejunum, Ileum

Question 31

Habitat of Trichomonas vaginalis in women

Answer 31

Vagina

Question 32

In humans, Trypanosoma cruzi, amastigotes can be found in?

Answer 32

Tissue cells

Question 33

Definitive diagnosis of Trypanosoma cruzi

Answer 33

Direct visualization of parasites in thick and thin blood smears

Question 34

The following are true about Trypanosoma cruzi gambiense except?

Answer 34

Predominantly in East Africa

Question 35

Arthropod of Leishmania species

Answer 35

Sandfly

Question 36

Known to cause the dry or urban oriental sore

Answer 36

Leishmania tropica

Question 37

This stage of Leishmaniasis involves the spread of parasite in different organs such as the bone and spleen

Answer 37

Visceral Leishmaniasis

Question 38

The Montenegro skin test is used to identify exposure to the parasite, the result show a positive result in which of the following

Answer 38

Cutaneous and Mucocutaneous

Question 39

What stage of Leishmaniasis may be confused with lepromatous leprosy

Answer 39

Diffuse Cutaneous

Question 40

Romana’s sign can be seen in cases of?

Answer 40

Trypanosoma cruzi