Nematodes

Question 1

Enterobius Vermicularis common name

Answer 1

pin worm

Question 2

trichuris trichiura common name

Answer 2

whipworms

Question 3

strongyloides stercoralis common name

Answer 3

threadworms

Question 4

dracunculus medinensis common name

Answer 4

guinea worm

Question 5

Where is enterobius vermicularis commonly found

Answer 5

daycare or pediatric areas

Question 6

enterobius vermicularis dx phase

Answer 6

eggs on perianal folds

Question 7

enterobius vermicularis infective phase

Answer 7

embryonated cells ingested

Question 8

enterobius vermicularis size

Answer 8

invisible to naked eye

Question 9

where do adult enterobius vermicularis live in the body?

Answer 9

lumen of the cecum

Question 10

ascaris lumbricoides dx phase

Answer 10

3, fertilized/unfertilized egg from feces, adults in small intestine, or larvae in spit

Question 11

ascaris lumbricoides infective stage

Answer 11

ingestion of eggs usually from water

Question 12

where is ascaris lumbricoides common?

Answer 12

the global south

Question 13

ascaris lumbricoides eggs are

Answer 13

cordicated or deocordicated

Question 14

where can ascaris lumbricoides travel to in the human body

Answer 14

lungs

Question 15

trichuris trichiura dx phase

Answer 15

feces

Question 16

trichuris trichiura eggs are

Answer 16

highland plugs on either end

Question 17

trichuris trichiura infective phase

Answer 17

ingestion of eggs

Question 18

where does trichuris trichiura live in the human body

Answer 18

cecum

Question 19

strongyloides stercoralis dx phase

Answer 19

feces or blood

Question 20

strongyloides stercoralis infective phase

Answer 20

penetrate skin and travel to mucisa of small intenstine

Question 21

strongyloides stercoralis can often be confused with _____ but has a ____ buccal cavity and is ____ severe

Answer 21

hookworms, shorter, more

Question 22

causes hyperinfection

Answer 22

strongyloides stercoralis

Question 22

toxocara spp dx phase

Answer 22

consumption of eggs

Question 23

toxocara spp infective phase

Answer 23

bx or observation

Question 24

toxocara spp definitive host is

Answer 24

cats and dogs

Question 25

toxocara spp eggs are

Answer 25

not produced in humans

Question 26

symptoms of toxocara spp.

Answer 26

ocular migrans and cutaneous larva migrans

Question 27

wuchereria bancrofti dx phase

Answer 27

sheathed with no nuclei in blood/lymph

Question 28

wuchereria bancrofti infective phase

Answer 28

larvae enter skin and moves to lymphatic system

Question 29

wuchereria bancrofti vector

Answer 29

mosquito

Question 30

loa loa vector

Answer 30

chrysops fly

Question 31

loa loa dx phase

Answer 31

sheath and nuclei at tip of tail in CSF, urine, sputum, or peripheral blood

Question 32

loa loa infective phase

Answer 32

larvae

Question 33

common time to find microfilariae from loa loa to be seen on blood smears

Answer 33

10 am to 2 pm

Question 34

onchocerca volvulus causes

Answer 34

river blindness

Question 35

onchocerca volvulus dx phase

Answer 35

no sheath, no nuclei in skin and lymph of connective tissue

Question 36

onchocerca volvulus infective phase

Answer 36

larvae from fly bite

Question 37

onchocerca volvulus vector

Answer 37

simulium/ african black fly

Question 38

calabar swelling

Answer 38

onchocerca volvulus

Question 39

dracunculus medinensis infective phase

Answer 39

ingesting fleas w/ larvae

Question 40

dracunculus medinensis diagnostic phase

Answer 40

worms emerging from blister

Question 41

dracunculus medinensis vector

Answer 41

water flea

Question 42

worm burst through foot and infects water, increasing infection

Answer 42

dracunculus medinensis

Question 43

trichinella spiralis dx

Answer 43

encysted larvae in muscle (bx)

Question 44

trichinella spiralis infective phase

Answer 44

larvae from ingestion of undercooked meat

Question 45

symptoms of trichinella spiralis

Answer 45

edema around eyes, Hf, splintered nails

Question 46

necator americanus AKA

Answer 46

new world hookworm

Question 47

necator americanus dx phase

Answer 47

eggs in feces

Question 48

necator americanus infective phase

Answer 48

filariform larvae penetrating skin

Question 49

ancylostoma duodenale AKA

Answer 49

old worm hookworm

Question 49

ancylostoma duodenale dx phase

Answer 49

eggs in feces

Question 50

ancylostoma duodenale infective phase

Answer 50

filariform larvae penetrates skin

Question 51

symptoms of hookworms

Answer 51

anemia/severe blood loss

Question 52

necator americanus/ ancylostoma duodenale treatment is

Answer 52

identical