Chapter Three and Four Key Terms

Question 1

Cervical alae

Answer 1

Lateral flattened expansions of cuticle in the region of anterior end of nematodes
(Edit if you wish to put this in normal people words)
*ANTERIOR

Question 2

Copulatory bursa

Answer 2

Lateral flattened expansions of cuticle in posterior end of male nematodes
(Edit if you wish to put this in normal people words)
*POSTERIOR

Question 3

Bursal rays

Answer 3

Fingerlike projections on copulatory bursa

Question 4

Spicules

Answer 4

Penis of nematodes

Question 5

Dioecious

Answer 5

Separate sexes

Question 6

Oviparous nematode

Answer 6

Eggs produced by nematodes that contain a single cell stage

Question 7

Ovoviviparous nematode

Answer 7

Eggs produced by nematodes that contain a first stage larva within egg shell

Question 8

Larviparous nematode

Answer 8

Female nematode that retains eggs within the uterus and incubate them, then give birth to live larvae

Question 9

Molt

Answer 9

Shed external cuticle

Question 10

Direct life cycle

Answer 10

No intermediate host

Question 11

Indirect life cycle

Answer 11

Nematode uses intermediate host

Question 12

Prepatent period

Answer 12

Time from point of infection until a specific diagnostic stage can be recovered

Question 13

Vermifuge

Answer 13

Anthelminitic that paralyzes the parasite so it passes out in feces

Question 14

Vermicide

Answer 14

Anthelmintic that kills parasite and allows it to be broken down by body

Question 15

L2 larvae

Answer 15

FEed, grow, and molting stage of larva

Question 16

Parthenogenesis

Answer 16

Female worms capable of producing viable ova without fertilization from male worm

Question 17

Microfilaria

Answer 17

Offspring of filarial worms

Question 18

Adulticide

Answer 18

Drugs that kill adult stages of parasite

Question 19

Rhabditiform esophagus

Answer 19

Femal worms produce larvated eggs here

Question 20

Strongyles

Answer 20

Nematodes that parasitize large intestine of horses

Question 21

Cutaneous draschiasis

Answer 21

Common name of Habronema

Question 22

Summer sores

Answer 22

Common name of Draschia megastoma

Question 23

Cutaneous onchocerciasis

Answer 23

Cuased by inflammation of microfilariae within skin

Question 24

Thumps

Answer 24

Respiratory symptom of suum

Question 25

Asymptomatic

Answer 25

Showing no symptoms/signs

Question 26

Oxyurids

Answer 26

Pinworms

Question 27

Neotenic

Answer 27

Male that resides in vagina of immature female and uterus of mature female