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Parasitology > General characteristics of arthropods > Flashcards

General characteristics of arthropods Flashcards

1
Q

Arthropoda meaning

A

jointed limbs

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2
Q

Main features of arthropods

A

Coelom
Bilateral symmetry
Chitinous exoskeleton
Generally dioecious

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3
Q

Arthropod systems

A 
respiratory
nervous
circulatory
excretory
reproductive
digestive
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4
Q

Cuticle is segregated by?

A

By a single layer of cells from hypodermis

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5
Q

Cuticle composition

A

proteins
Ca salts
chitin

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6
Q

Cuticle functions

A

Protection
Muscle insertion
gives rigidity to the whole body

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7
Q

Cuticle properties

A

Insoluble

Indigestible

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8
Q

Cuticle layers from outer to intern

A

Epicuticle
Procuticle(exocuticle and endocuticle)
Hypodermis
Basal membrane

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9
Q

Sensorial structures of cuticle

A

Fine hairs, spines, or microtriquia
Hairs or setae
-with/without sensitive neuron

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10
Q

Moult

A

Metamorphosis

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11
Q

Metamorphosis types

A

Complete/holometabolous

Incomplete/hemimetabolous

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12
Q

Moult is controlled by

A

hormones

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13
Q

Holometabolous moult stages

A

Egg
Larvae
Pupa
Imago

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14
Q

Hemimetabolous moult stages

A

Egg
Nymph
Imago

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15
Q

Tagmatisation of arthropods

A

Segmentation

  • head
  • thorax
  • abdomen
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16
Q

Arthropod head is composed of

A
  • antennae

- chelicerae/mouthparts

17
Q

Chelicerae

A

arthropod mouthparts

18
Q

Arthropod thorax is composed of

A
  • legs and alae
  • prothorax
  • mesothorax
  • metathorax
19
Q

Arthropod abdomen is composed of

A
  • organs

- reproductory appendices

20
Q

Arthropod leg segments

A 
coxa
trochanter
femur
patella
tibia
tarsus
metatarsus
claw/equivalent
21
Q

Arthropod respiratory system types

A

gills in aquatic arthropods
tracheal in terrestrial arthropods
tegumentary

22
Q

Mange mites taxonomy

A 
class arachnida
-orders:
Astigmata
Prostigmata
Mesostigmata
23
Q

Hard tick taxonomy

A 
class Arachnida
-order
Metastigmata
-family
Ixodidae
24
Q

Soft tick taxonomy

A 
class Arachnida
-order 
Metastigmata
-family
Argasidae

Parasitology (8 decks)

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