Food-Borne & Contact Transmitted Parasites

Question 1

Trichinella spiralis

(2) final hosts:

Answer 1

(1) swine

(2) other vertebrates

Question 2

Encysted larvae is present in striated muscles (nurse cell) such as the deltoid, gastrocnemius, soleus, and gluteus maximus

Answer 2

Trichinella spiralis

Question 3

Trichinella spiralis
infective stage:
diagnostic stage:

Answer 3

encysted larva (muscle tissue)
encysted larva (muscle tissue)

Question 4

Adult male has 2 large fleshy conical papillae and a single testis

Answer 4

Trichinella spiralis

Question 5

Enterobius vermicularis

sources of infection

Answer 5

contact borne

Question 6

Female worm has an interwinding and flesh-colored uterus.

Answer 6

Angiostrongylus cantonensis

Question 7

Mystery worm

Answer 7

Capillaria philippinensis

Question 8

Female worm has a “barber’s pole”. This is an intestine filled with blood.

Answer 8

Angiostrongylus cantonensis

Question 9

causes vulvovaginitis

Answer 9

Enterobius vermicularis

Question 10

its diagnostic tests are:
Cellulose tape swab
Swellengrebel technique

Answer 10

Enterobius vermicularis

Question 11

Seatworm

Answer 11

Enterobius vermicularis

Question 12

Female worm has a club shaped uterus filled with developing eggs and larva

Answer 12

Trichinella spiralis

Question 13

Male worm has a chitinized spicule and long spicule sheath

Answer 13

Capillaria philippinensis

Question 14

Adult male has a esophageal bulb. Also, give the location

Answer 14

Enterobius vermicularis

anterior end

Question 15

Female and male worms have an esophagus with think narrow tube surrounded with stichocytes

Answer 15

Trichinella spiralis

Question 16

Female worm is larviparous and has a single ovary

Answer 16

Trichinella spiralis

Question 17

Capillaria philippinensis

final host

Answer 17

man or other vertebrae

Question 18

Angiostrongylus cantonensis

sources of infection:

Answer 18

food borne

zoonotic

Question 19

Angiostrongylus cantonensis

final hosts:

Answer 19

Rattus norvegicus

Rattus rattus rattus

Question 20

Adult male = minute worm

Answer 20

Trichinella spiralis

Question 21

Enterobius vermicularis

final host:

Answer 21

man

Question 22

Society worm

Answer 22

Enterobius vermicularis

Question 23

Trash/garbage worm

Answer 23

Trichinella spiralis

Question 24

its diagnostic tests are:
Bentonite Flocculation Test
Bachman Intradermal Test

Answer 24

Trichinella spiralis

Question 25

causes borborygmi

Answer 25

Capillaria philippinensis

Question 26

Capillaria philippinensis | intermediate host

Answer 26

glass fish

Question 27

Capillaria philippinensis | MOT

Answer 27

ingestion

Question 28

Pinworm

Answer 28

Enterobius vermicularis

Question 29

Trichinella spiralis | habitat:

Answer 29

small intestine

Question 30

Enterobius vermicularis infective stage: diagnostic stage:

Answer 30

embryonated ova | ova

Question 31

Enterobius vermicularis | habitat:

Answer 31

large intestine

Question 32

Male worm has a bean shaped copulatory bursa.

Answer 32

Angiostrongylus cantonensis

Question 33

Ova is striated, flattened bipolar plugs, and guitar or peanut shaped

Answer 33

Capillaria philippinensis

Question 34

Angiostrongylus cantonensis | intermediate host:

Answer 34

Achatina fulica

Question 35

causes Nocturnal pruritus ani

Answer 35

Enterobius vermicularis

Question 36

Trichinella spiralis | accidental host:

Answer 36

man

Question 37

Adult male has a blunt & curved posterior.

Answer 37

Enterobius vermicularis

Question 38

causes periorbital swelling and edema generalized weakness

Answer 38

Trichinella spiralis

Question 39

Angiostrongylus cantonensis | habitat:

Answer 39

rat's lungs

Question 40

Trichinella spiralis | MOT:

Answer 40

ingestion

Question 41

its diagnostic tests are: Muscle tissue biopsy Beck's Xenodiagnosis

Answer 41

Trichinella spiralis

Question 42

causes micro-ulceration

Answer 42

Capillaria philippinensis

Question 43

Trichina worm

Answer 43

Trichinella spiralis

Question 44

its diagnostic tests are: Petrolatum Coated Swab NIH method Gram technique

Answer 44

Enterobius vermicularis

Question 45

Capillaria philippinensis | sources of infection

Answer 45

food borne

Question 46

Encysted larvae becomes calcified when there is no host

Answer 46

Trichinella spiralis

Question 47

Capillaria philippinensis infective stage: diagnostic stage:

Answer 47

larva (intermediate host) | ova (stool)

Question 48

Muscle worm

Answer 48

Trichinella spiralis

Question 49

Rat lung worm

Answer 49

Angiostrongylus cantonensis

Question 50

Atypical female is viviparous& larvivapous

Answer 50

Capillaria philippinensis

Question 51

In Bentonite Flocculation test, these antibodies detect current infection and previous infection respectively

Answer 51

IgM | IgG

Question 52

Angiostrongylus cantonensis | MOT:

Answer 52

ingestion

Question 53

Trichinella spiralis | sources of infection:

Answer 53

food borne | zoonotic

Question 54

Adult female has 8-13mm long and pointed tail

Answer 54

Enterobius vermicularis

Question 55

Angiostrongylus cantonensis accidental host: paratenic host:

Answer 55

man | crab, prawn

Question 56

Pudoc worm

Answer 56

Capillaria philippinensis

Question 57

Capillaria philippinensis | habitat

Answer 57

small intestine

Question 58

``` Angiostrongylus cantonensis infective stage (2): ```

Answer 58

man: L3 filariform rat: L1 rhabditiform

Question 59

Enterobius vermicularis | MOT:

Answer 59

ingestion & inhalation

Question 60

Egg is lopsided/convex/D-shaped

Answer 60

Enterobius vermicularis

Question 61

Its larva is a small knob near tip of tail. Name parasite and larval phase.

Answer 61

Angiostrongylus cantonensis | L1 rhabditiform

Question 62

Its larva has an expanded knob-like tips. Name the parasite and larval phase.

Answer 62

Angiostrongylus cantonensis | L3 filariform