Platyhelminthes key words

Question 1

Define Acetabulum

Answer 1

A cup shaped structure

Question 2

Define Auricle

Answer 2

sensory organs on head

Question 3

Define bilateria

Answer 3

Organisms with bilateral symmetry

Question 4

Define cercaria

Answer 4

Free-swimming larval stage in which parasitic fluke passes from intermediary host to definitive host

Question 5

Define Cysticercus

Answer 5

a larval tapeworm that is at a stage in which the scolex is inverted in a sac, and that is typically found encysted in the muscle tissue of the host.

Question 6

Define Deuterostomia

Answer 6

Organisms where blastopore is anus, enterocoely, and radial cleavage

Question 7

Define Diverticulum

Answer 7

The small branchings of the digestive tract

Question 8

Define ectoparasite

Answer 8

parasite that lives on the outside of the host

Question 9

Define enterocoele

Answer 9

coelomic cavity

Question 10

Define eucoelomate

Answer 10

animals with coeleom

Question 11

Flame cell

Answer 11

Another name for the protonephridia

Question 12

Define gravid proglottid

Answer 12

A proglottid filled with eggs

Question 13

Define larval amplification

Answer 13

Asexual increase of sporocysts into numerous redia

Question 14

Define lophotrochozoa

Answer 14

an animal with either a lophophore or a trochozoite larva

Question 15

Define Mehlis gland

Answer 15

the ootype

Question 16

Metacercaria definition

Answer 16

The fluke that matures into the adult from a cercaria

Question 17

Define the miracidium

Answer 17

Free living fluke that develops from the egg and infects snail

Question 18

Define nephridiopore

Answer 18

The external opening of the nephridium

Question 19

Define the ootype

Answer 19

The part of the oviduct where the egg is fertilized and given its yolk

Question 20

Define oviduct

Answer 20

Where the eggs are passed down from the ovarys to the ootype