Nematodes

Question 1

What are the six intestinal nematodes

Answer 1

Ascaris lumbricoides, Trichuris trichiura, Hookworms, Strongyloides stercoralis, Capillaria philippinensis, Enterobius vermicularis

Question 2

What are the 3 tissue or muscle nematodes

Answer 2

Trichinella spiralis, Angiostrongylus cantonensis, Dracunculus medinensis

Question 3

What are the 4 blood nematodes

Answer 3

Wuchereria bancrofti, Brugia malayi, Loa loa filariasis, Onchocerca volvulus

Question 4

Also known as giant round worm and the most common nematode

Answer 4

Ascaris lumbricoides

Question 5

transcribe STH

Answer 5

Soil transmitted helminth

Question 6

True or False. STH is disease of poverty

Answer 6

True

Question 7

Diseases of poverty is also known as

Answer 7

Loaffler’s syndrome

Question 8

What are the two nematodes that are found in large intestine

Answer 8

Trichuris trichiura and Enterobius vermicularis

Question 9

What are the four nematodes that are found in small intestine

Answer 9

Ascaris lumbricoides, Hookworms, Strongyloides stercoralis, Capillaria philippinensis

Question 10

What are the 4 STH nematodes

Answer 10

Ascaris lumbricoides, Trichuris trichiura, Hookworms, Strongyloides stercoralis

Question 11

Also known as whipworm

Answer 11

Trichuris trichiura

Question 12

Lemon shaped, football shaped, japanese lantern with a plug-like translucent polar prominences or bipolar plugs

Answer 12

Trichuris trichiura

Question 13

Parasite that cause rectal prolapsed (loss of muscle tone of anal sphincter)

Answer 13

Trichuris trichiura

Question 14

Significant cause of anemia resulting in daily blood loss from 0.8-8.6 ml

Answer 14

Trichuriasis

Question 15

What are the two human hookworms

Answer 15

Necator americanus and Ancylostosoma duodenale

Question 16

These are blood-sucking nematodes that is attached to the mucosa of small intestine, and its mode of transmission are skin penetration of filariform larva

Answer 16

Necator americanus and Ancylostosoma duodenale

Question 17

Adults (worm) are small, cylindrical, fusiform, grayish white nematodes, S-shaped

Answer 17

Necator americanus

Question 18

Males posterior end with rib-like rays for copulation, buccal capsule has a ventral pair of semi lunar cutting plates, which is like a hook at the anterior end

Answer 18

Copulatory bursa (barpitite)

Question 19

Itching is often severe and it’s known as

Answer 19

Ground itch or dew itch

Question 20

Wakana is named before what

Answer 20

Miner’s disease

Question 21

Blood loss of Necator americanus is 0.03 ml with low level of albumin due to combined loss of blood this desease is called

Answer 21

Hypoalbuminemia

Question 22

True or False. Lifespan of Necator americanuns is 2 years

Answer 22

False 14 years

Question 23

Old worm hookworm, C-shaped, 2 pairs of dental pattern

Answer 23

Ancylostosoma duodenale

Question 24

Male bursa or copulatory bursa of Ancylostosoma duodenale

Answer 24

Plain, bristle like bursa (tripartite)

Question 25

A.duodenale and N.americanus has ovoid, small, very thin egg shell. Inside the egg cell there’s presence of germ cell in fragmentation, how many is this germ cells?

Answer 25

2-8 germ cells

Question 26

Blood loss is 0.15-0.25 ml/day, lifespan 1 year

Answer 26

Ancylostosoma duodenale

Question 27

Culture technique that allows hatching of larvae from eggs on strips of filter paper with one and immersed in water, the larvae only hatched in the dark

Answer 27

Harada mori technique

Question 28

Animal hookworms that can infect humans causing “creeping irruption” and also known as “cutaneous larval migrans”

Answer 28

Ancylostosoma braziliense (cat hookworm) and Ancylostosoma caninum (dog hookworm)

Question 29

Threadworm, habitat in small intestine, STH, mode of transmission skin penetration and an autoinfection

Answer 29

Strongyloides stercoralis

Question 30

The smallest intestinal nematode

Answer 30

Strongyloides stercoralis

Question 31

Free-living rhabditiform and parasitic filariform stages, naturally pathogenic to humans, Also known as Vietnam’s diarrhea identified in Hanoi Vietnam, It’s eggs looks like Chinese lantern

Answer 31

Strongyloides stercoralis

Question 32

They can produce offsprings without male is called

Answer 32

Parthenogenic

Question 33

They lay eggs with larva and hatch, female Strongyloides are known to become what

Answer 33

Ovoviviparous

Question 34

Pinworm/seatworm/society worm, causes enterobiasis or oxyuriasis the infection is typically characterized by perianal itching or pruritis ani, large intestine, D-shaped eggs

Answer 34

Enterobius vermicularis

Question 35

Enterobius uniqueness if you’re going to their mouth you’ll see ___________, A lateral wing or cuticular alar expansions at the anterior end

Answer 35

Cephalic alae

Question 36

Inner layer of Enterobius vermicularis egg contains

Answer 36

Lipoidal membrane or lipids

Question 37

Outer layer of Enterobius vermicularis egg contains

Answer 37

Albumin

Question 38

Scotch tape swab is diagnosis for what parasite

Answer 38

Enterobius vermicularis

Question 39

Pyrantel pamoate is treatment for what parasite

Answer 39

Ascaris lumbricoides and Enterobius vermicularis

Question 40

Enterobius vermicularis used to region what are these

Answer 40

Pre-reagent: toluene
Iodine or xylol

Question 41

This reagent is to clear the other debris on Enterobius vermicularis

Answer 41

Toluene

Question 42

This reagent makes the ova visible on Enterobius vermicularis

Answer 42

Iodine or xylol(maamoy)

Question 43

No need to harbor ova, taken by the fish, habitat small intestine, also known as Pudoc’s decease, identified by Nelia Salazar 1963

Answer 43

Capillaria philippinensis

Question 44

A zoonotic disease characterized by abdominal pain, chronic diarrhea and gurgling stomach

Answer 44

Intestinal capillariasis

Question 45

What makes Capillaria unique

Answer 45

Spicule sheath (under it’s tail)