Trichinellids

Question 1

Trichinellids- bursate or non bursate?

Answer 1

non bursate

Question 2

All male trichinellids have…

Answer 2

a single spicule except trichinella

Question 3

Trichuris

Answer 3

whipworm

Question 4

Anterior end of trichuris

Answer 4

long thin whip

Question 5

Trichuris site of infection

Answer 5

adults live in mucosa of the cecum and colon

Question 6

Zoonotic whipworms

Answer 6

T. trichuria and T. suis

Question 7

Trichuris pathogenesis

Answer 7

physical damage to the cecal and colonic mucosa

hemorrhagic colitis and or typhilitis

hyperemic mucosa

Question 8

All trichinellids lay eggs with ___ except Trichinella

Answer 8

bipolar plugs

Question 9

Trichuris vulpis definitive host

Answer 9

dogs, foxes and rarely cats

Question 10

Trichuris suis- what animal and lifestage is more susceptible?

Answer 10

young pigs

Question 11

Feeder pig with profuse bloody diahrrea- what does it likely have?

Answer 11

Trichuris suis

Question 12

Capillarids host

Answer 12

wide variety of vertebrates

Question 13

Capillarids site of infection

Answer 13

based on species

Question 14

Shape of capillarids

Answer 14

not whip shaped- small and thin with a stichosome

Question 15

Trichuris vs Capillarid eggs

Answer 15

Capillarid eggs are smaller and have pitted shells

Question 16

rare whipworms in the US

Answer 16

T. serrata and T. campanula

Question 17

Answer 17

capillarid egg

Question 18

Answer 18

Trichuris egg

Question 19

What species of whipworm is never outside of a host animal?

Answer 19

Trichinella

Question 20

Respiratory capillarids

Answer 20

E. bӧhmi and E. aerophilus

Question 21

How to diagnose E. aerophilus

Answer 21

bronchial swab

Question 22

Worms found in bladder mucosa

Answer 22

Pearsonema spp.

Question 23

What species lays larvae

Answer 23

Trichinella spp.

Question 24

Trichinella host

Answer 24

any mammal

Question 26

Site of infection of Trichinella

Answer 26

Adults in small intestine

Juveniles in muscle

Question 27

Zoonotic disease

Answer 27

Trichinellosis

Question 28

Pearsonema spp. life cycle

Answer 28

indirect life cycle

eggs in urine

L1 develops in egg

L1 ingested by earthworms

earthworms ingested by DH

Question 29

Trichinella nativa spread by eating

Answer 29

bear

Question 30

Trichinella spiralis is maintained in

Answer 30

pigs and rats in temperate areas

Question 31

Diactophyme renale DH

Answer 31

mink dogs wild canids

Question 32

Kidney worm PH

Answer 32

frogs adn fish

Question 33

Dioctophyme renale IH

Answer 33

aquatic annelids

Question 34

Giant kidney worm location

Answer 34

eastern states, canada, OK and TX