Week Seven Terms Flashcards
Arthropod
Jointed foot
Chitin
Hard but elastic body covering that envelops entire body of arthropods
Hemolymph
Bloodlike fluid
Chelicerata
Mites, ticks, spiders, scorpions
Crustaceans
Aquatic arthropods
Myriopodans
Centipedes and milipedes
Insects
6 legs, causal agents, produce venoms or toxic substances
Head
Contains brain, antennae, ventrally directed mouth parts, and eyes of insects
Thorax
Contains three pairs of legs, one or two pairs of wings on insects
Abdomen
Contains reproductive organs of insects
Simple metamorphosis
Three developmenta stages (egg, nymph, adult)
Egg
First stage of simple metamorphosis
Nymph
Sexually immature stage of simple metamorphosis
Adult
Last stage of simple metamorphosis
Complex metamorphosis
Four developmental stages (egg, larva, pupa, adult)