Mouthparts Insect mouthparts have become variously modified to

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Mouthparts Insect mouthparts have become variously modified to Powered By Docstoc
					                     Common Insect Mouthparts
Insect mouthparts have become variously modified to perform the function of ____________________. The
mouthparts of the mature adult insect may be of a different type than those of its immature form. The
more common types are:

      ____________________ - ____________________ mouthparts
       the most primitive but common type of mouthparts
       examples: grasshopper, cricket, caterpillar
           o Pair of ____________________-masticate the food
           o ____________________-manipulate food
           o ____________________-lower lip-hold food so the mandibles can cut off edible bits
           o ____________________-upper lip
           o ____________________- "tongue" also helps manipulate the food

      _____________________ - _____________________ mouthparts
       pierce and suck juice
       _____________________ - aphids, cicadas, leaf-hoppers, and scale insects are modified to suck juice
       from plants
       ____________________-predaceous insects like assassin bugs and bloodsucking insects, such as
       ____________________, are similarly modified to suck the juices from the prey’s body

      ____________________ mouthparts
       suck liquids through a long retractable _____________________
       examples: adult moths and butterflies feed on nectar and other liquids

      ____________________ mouthparts
       sponge up existing liquids or liquids produced from the mixing of dissolving and body tissue
       examples: ____________________ or fruit fly

      _____________________ - _____________________ mouthparts
       cut into and open tissue to sponge up the body fluid
       example: horse fly

      ____________________ - ____________________ mouthparts
       chewing and tearing of tissue and "lapping up" of liquid materials
       examples: bees and wasps

				
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posted:10/7/2011
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