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ZOO 116 > Platyhelminthes > Flashcards

Platyhelminthes Flashcards

Characteristics, classes, examples

1
Q

Turbullaria are……

A

Non parasitic

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2
Q

Turbullaria don’t need

A

Cuticular covering

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3
Q

…….. Produces mucus in turbullaria

A

Subepidermal rhabdites

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4
Q

In planaria, there is a ….. Which protrudes into the food

A

Pharynx

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5
Q

Body of monogenic is covered by

A

Tegumen

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6
Q

Monogenea are ……

A

Parasitic

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7
Q

Tematoda are therwise known as

A

Fluke

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8
Q

……harbours female fluke during reproduction

A

Gynocophobic groove

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9
Q

Polyembryony occurs in

A

Snail host of fluke

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10
Q

Fasciola is otherwise known as

A

Liver fluke

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11
Q

Metacercaria are present on

A

Aquatic plants

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12
Q

Platyhelminthes are generally called

A

Flatworms

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13
Q

They have an …… System with ……. tubes ednjng in ….. Cells

A

Osmoregulatory, protoneophridial ending in flame cells

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14
Q

Platyhelminthes are……

A

Triploblastic acoelomate

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15
Q

They do not have

A

Bollood, vascular and excretory systems

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16
Q

Acoelomate means

A

No body cavity outside the enteron( digestive tract)

17
Q

They are complex with ….. Gut with… Opening without ….

A

Incomplete, single without anus

18
Q

Platyhelminthes are…… Meaning they have both male and female sex organs

A

Monoecious

19
Q

Flatworms have well-developed

A

Tissues and organs

20
Q

The symmetry of platyhelminthes is

A

Bilateral

21
Q

Advancements of platyhelminthes include

A 
Cephalization
Triploblastic body
Tend towards centralisation of nervous system
Bilateral symmetry
Well-feveloped tissues and organs.
22
Q

Cephalization means

A

Evolutionary tendency to concentrate sensory and neural cells in the anterior part of the head

23
Q

Classes of platyhelminthes are

A

Turbellaria, trematoda, monogenea, Cestoda

ZOO 116 (9 decks)

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