External Morphology Of Insects Flashcards Preview

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Flashcards in External Morphology Of Insects Deck (82)
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1

Study of insect structures (parts) and functions

Insect Morphology

2

How many body regions

3

3

Frontal region for visual and sensory purposes

Head

4

Middle region for locomotion or mobility

Thorax

5

3 sub-regions of thorax

Prothorax, mesothorax, metathorax

6

Where legs are found

Thorax

7

Where wings are found

Mesothorax and metathorax

8

Posterior region for internal or visceral organs

Abdomen

9

Where to find the external parts of genitalia

Tip of abdomen

10

Legs of caterpillar

Pseudolegs

11

Hearinhn orgam of short horned grasshoppers

Tympanum

12

Where is tympanum found in short horned grasshoppers

Each side of first abdominal segment

13

Where is tympanum of long horned grasshoppers

On each fore tibia

14

Upper lip

Labrum

15

Lower lip, with 2 palpi

Labium

16

Short antenna-like part

Palpi/palpus

17

Sensory lobe inside surface of labrum

Epipharynx

18

Tongue-like structure inside mouth of grasshoppers

Hypopharynx

19

Mouth type:
Mandibles are tooth-like, suited for solid food

Chewing

20

For liquid food

Elongated proboscis

21

Mouth type:
Mandibles and maxillae become needle-like stylets, for piercing plant epidermis, sucking liquid food, or animal blood

Piercing-sucking

22

Mouth-type:
Wet, sponge-like tip for liquid food, or liquefying solid food then absorbing resulting liquid

Sponging

23

Mouth type:
Elongated, and adapted for sucking nectar of flowers without piercing the epidermis

Siphoning

24

Moutj-type:
Only one mandible is functional, for scratching leaf surfaces, and exuding sap will be sucked

Rasping-sucking

25

Mouth type:
For lapping nectar and for cutting leaves etc.

Chewing-lapping

26

Mouthpart of thysanura

Chewing

27

Mouth of odonata

Chewing

28

Mouth of orthoptera

Chewing

29

Mouth of blattodea

Chewing

30

Mouth of isoptera

Chewing