Exam 2 Review - for Quiz 1

Question 1

A crown-like structure with or without hooks.

Answer 1

rostellum

Question 2

The segmented part of the body of a tapeworm that consists of a long chain of proglottids.

Answer 2

Strobila

Question 3

What part of the cestode is this?

Answer 3

proglottid

Question 4

What has a weaker attachment: bottrium or acetabulum?

Answer 4

bottrium

Question 5

6

Answer 5

Hook

Question 6

True or False? Tapeworms have a body cavity or a digestive system.

Answer 6

False. It lacks both.

Question 7

5

Answer 7

Immature proglottid

Question 8

Cestodes need a/an ____ host (except _______).

Answer 8

intermediate; *Hymenolepis nana*

Question 9

What is the life cycle of the cestode?

Answer 9

Eggs -> Juvenile oncosphere-> Juvenile Metacestode -> Adult -> Eggs

Question 10

When an organism has both male and female reproductive organs, it is said to be ___.

Answer 10

hermaphroditic

Question 11

True or False? Although tapeworms lack body cavity or digestive systems, they do have circulatory and excretory systems.

Answer 11

False. Tapeworms do not have circulatory nor excretory systems.

Question 12

1 (left side)

Answer 12

Testes

Question 13

Armed rostellum….

Answer 13

hooks

Question 14

What has a stronger attachment: bottrium or acetabulum?

Answer 14

acetabulum

Question 15

What are the 3 body parts of the cestode?

Answer 15

Scolex, Neck, Strobila

Question 16

2

Answer 16

Rostellum

Question 17

If a cestode has multiple proglottids, it is said to be ____.

Answer 17

polyzoic

Question 18

2

Answer 18

Scolex

Question 19

What type of strobila is closer to the uterus extended & filled with eggs?

Answer 19

Gravid proglottid

Question 20

3

Answer 20

Sucker

Question 21

1

Answer 21

head

Question 22

Cestodes absorb food through ___ and excrete waste through ____.

Answer 22

tegument; tegument

Question 23

What part of the cestode includes the rostellum, hooks, and suckers?

Answer 23

scolex

Question 24

7

Answer 24

Mature proglottid

Question 25

If a cestode has one proglottid, it is said to be ____.

Answer 25

monozoic

Question 26

2

Answer 26

ovary

Question 27

What is the acetabulum (strong attachment)?

Answer 27

suckers

Question 28

1

Answer 28

Rostellum

Question 29

What type of strobila is closer to the neck?

Answer 29

immature

Question 30

If the male sex organs develop before the female organs, it is said to be ____.

Answer 30

protandrous

Question 31

What type of proglottid is 2? What can you note in that image?

Answer 31

Mature proglottids. Notice the 6 reproductive organs.

Question 32

1

Answer 32

Hooks

Question 33

4

Answer 33

Neck

Question 34

2

Answer 34

suckers

Question 35

What does the image reveal?

Answer 35

Bottrium.

*Diphyllobothrium latum* scolex (holdfast)

Question 36

What does monoecious mean?

Answer 36

Having both male and female reproductive organs in the same individual.

Question 37

True or false? Cestodes are tapeworms.

Answer 37

True

Question 38

What type of strobila has sex organs that have been formed?

Answer 38

mature

Question 39

Cestode adult worms inhabit the ___ intestine of the ___ host.

Answer 39

small; definitive

Question 40

3

Answer 40

ootype

Question 41

What type of proglottid is 3?

Answer 41

immature proglottids

Question 42

What type of proglottid is 1? What can you note in that image?

Answer 42

gravid proglottids; uterus and ova

Question 43

4

Answer 43

vagina

Question 44

What type of worms are cestodes? (Give 2 adjectives)

Answer 44

Hermaphroditic & Monocious

Question 45

1 (right side)

Answer 45

uterus