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ENTO 330: Insect Biology > Circulatory system > Flashcards

Circulatory system Flashcards

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1
Q

What kind of system

A

Open circulatory system

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1
Q

Functions

A
  • Chemical exchanges between tissues
  • Thermoregulation & molting process
  • Water reserve
  • Protect against predators (distasteful compounds/defensive)
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2
Q

Dorsal vessel

A
  • Aorta (anterior part): carry blood into the head
  • Heart (posterior part): separated by valves called ostia
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3
Q

Ostia

A
  • Openings in the dorsal vessel
  • Ensure 1-way flow
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4
Q

Dorsal diaphragm

A

Divides body cavity into compartments

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5
Q

Accessory pulsatile organ of antenna

A
  • Blood pumping into appendages
  • Present at the base of antennae, legs, and wings
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ENTO 330: Insect Biology (19 decks)

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