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Mouthparts are modified depending on the insect's feeding method.
 
Mouthparts are modified depending on the insect's feeding method.
 
Insects that suck up liquified food, have an expanded sponge-like labellae. They cannot penetrate skin. They also have palps present which are sensory structures.
 
Insects that suck up liquified food, have an expanded sponge-like labellae. They cannot penetrate skin. They also have palps present which are sensory structures.
Insects that suck blood, have long slender mouthparts for piercing skin.
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Insects that suck blood, have long slender mouthparts for piercing skin. Mouthparts include:
**Hypopharynx
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**Hypopharynx- The bottom part of the pharynx.
**Mandibles
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**Mandibles- Appendages near the insect's mouth.
**Labrum
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**Labrum- A lobe-like structure acting like an upper lip.
**Maxillae
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**Maxillae- Modified limbs that work as a pair of accessory jaws.
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*Larval mouthparts are prominent
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Larval mouthparts are prominent. They contain One pair of hooks, a Cephalo-pharyngeal skeleton
**One pair of hooks
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**Cephalo-pharyngeal skeleton
   
**Mouthparts help identify larvae
 
**Mouthparts help identify larvae
  
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