Nematodes: Class Secernentia

Question 1

A. lumbricoides is also called the ___________

Answer 1

Giant Intestinal Roundworm

Question 2

Where do A. lumbricoides inhabit?

Answer 2

Small intestine (ileum)

Question 3

A. lumbricoides causes what infection?

Answer 3

Sandbox infection

Question 4

Loeffler’s Syndrome can be found in what type of parasite infection?

Answer 4

Ascariasis

Question 5

What method is used to diagnose Ascaris bolus?

Answer 5

Xray

Question 6

“Pinworm” “Seatworm” is what kind of parasite?

Answer 6

E. vermicularis

Question 7

E. vermicularis has a ______ shaped ova.

Answer 7

D-shaped

Question 8

Male E. vermi parasites dies after what?

Answer 8

after COPULATION

Question 9

Female E. vermi dies after ?

Answer 9

after DEPOSITION OF EGGS

Question 10

Give 2 distinct characteristic that is present in an adult E. vermi parasite.

Answer 10

Cephalic alae & Esophangeal bulb

Question 11

PRURITUS ANI is caused by what parasite?

Answer 11

E. vermicularis

Question 12

What is used to diagnose Enterobiasis?

Answer 12

Graham’s Scotch tape method (Perianal swab)

Question 13

Cellulose Tape method is best done during what time of the day?

Answer 13

early in the morning before defecation or bathing

Question 14

The infection of this parasite may cause children to vomit up bolus of worms or cough up immature worms.

Answer 14

A. lumbricoides

Question 15

What parasite causes the migrating worms to cause pruritis vulva or vaginitis?

Answer 15

E. vermicularis

Question 16

What is the NEW WORLD HOOKWORM?

Answer 16

Necator americanus

Question 17

The “American Murderer” is also called the ________

Answer 17

N. americanus

Question 18

A. duodenale is also called _________

Answer 18

OLD WORLD HOOKWORM
GERM OF LAZINESS

Question 19

Ancylostoma caninum is the ______________

Answer 19

DOG HOOKWORM

Question 20

What parasite is the CAT HOOKWORM?

Answer 20

A. brazilienze

Question 21

Number of cells in a Hookworm egg

Answer 21

2-8 cells

Question 22

What hookworm that has a pair of semilunar cutting plates?

Answer 22

N.americanus

Question 23

What parasite that has a deep cleft, tips, Bipartite?

Answer 23

N. americanus

Question 24

What parasite that has a shallow cleft, tips, TRIPARTITE?

Answer 24

A. duodenale

Question 25

what is the Hookworm IS?

Answer 25

Filariform larva

Question 26

A. duodenale causes what kind of disease when ingested?

Answer 26

Wakana Syndrome

Question 27

Hookworm that has 3 ventral pairs of fused teeth

Answer 27

A. caninum

Question 28

This hookworm has 2 ventral pairs of unfused teeth

Answer 28

A. braziliense

Question 29

What is an ectoparasite hookworm?

Answer 29

A. caninum & A. braziliense

Question 30

Cutaneous Larva Migrans are caused by what parasites?

Answer 30

A caninum, braziliense

Question 31

Heavy Hookworm infections can cause what type of anemia?

Answer 31

IDA

Question 32

What are the diagnostic methods used in Hookworm infection?

Answer 32

Direct microscopy Kato katz Caproculture: Harada-Mori technique

Question 33

What roundworm that is a parthenogenic parasitic female?

Answer 33

S. stercoralis

Question 34

S. stercoralis is also called?

Answer 34

Threadworm

Question 35

What methods are used to diagnose S. stercoralis infection?

Answer 35

Direct microscopy Enterotest Baele's String Test Harada Mori Technique Caproculture Baermann Technique

Question 36

Who are considered the "UNHOLY THREE"?

Answer 36

"HAT" Hookworm A. lumbricoides T. trichiura

Question 37

What parasites are capable of heart to lung migration?

Answer 37

'ASH' A. lumbricoides S. stercoralis Hookworms

Question 38

Compare the Hookwom Rhabditiform larva to S. stercoralis

Answer 38

LONG buccal cavity - SHORT buccal cavity SMALL genital - LARGE genital

Question 39

Compare the Hookwom Filariform larva to S. stercoralis

Answer 39

SHORT esophagus - LONG esophagus POINTED tail - NOTCHED/FORKED tail

Question 40

S. stercoralis DS?

Answer 40

Rhabditiform larva

Question 41

Now World Hookworm Pathogenesis?

Answer 41

Ground itch, Coolie itch, Dew ituch Loeffler's syndrome IDA

Question 42

The Hookworm egg hatches in soil for hoe many hours/days?

Answer 42

1-2 days

Question 43

Necator is common what country?

Answer 43

SE USA/ Africa

Question 44

Ancylostoma is prevalent in what country?

Answer 44

Europe / South America

Question 45

This hookworm has shallow cleft, and Tripartite tips

Answer 45

A. duodenale

Question 46

Describe the Ascaris Fertilized Egg

Answer 46

VGA Vitelline membrane Glycogen membrane Albuminous layer

Question 47

Describe the characteristics of an Ascaris Unferlized egg.

Answer 47

VA Vitelline membrane Albuminous layer

Question 48

The decorticated egg of an Ascaris has what distinct characteristics?

Answer 48

VG Vitelline membrane Glycogen membrane

Question 49

The size of an adult A. lumbricoides

Answer 49

20-35 cm

Question 50

The size of an adult E. vermicularis

Answer 50

2-13 mm