Annelids & Arthropods 2nd Semester Review

Mouth parts of crickets, grasshoppers, and carnivorous insects

• chewing mouthparts

• sucking mouthparts

• sponging mouthparts

• proboscis

Structures associated with some arthropods; used in flight; can be membrane-like, scaled, papery, or thick and rigid

• chelicerae

• keeled sternum

• wings

• pedipalps

Arthropods with well-defined head, thorax, and abdomen; two pairs of antennae, 1 pair of mandibles; most are aquatic; "aquatic mandibulates"

• crustaceans

• uniramians

• chelicerates

• millipedes

Arthropods with one pair of antennae; mandibles; most are terrestrial; "terrestrial mandibulates"

• crustaceans

• uniramians

• chelicerates

• millipedes

Arthropods with no antennae; no mandibles; most are terrestrial; specialized mouthparts called chelicerae

• crustaceans

• uniramians

• chelicerates

• millipedes

What element is responsible for the blue coloration of arthropod blood?

• iron

• copper

• silver

• gold

Glands that secrete toxic or repellant fluids; used as defense to ward off predators

• sebaceous glands

• sweat glands

• repugnatorial glands

• poison glands

Appendages that manipulate spider silk

• silk glands

• chelicerae

• pedipalps

• spinnerets

Produce spider silk

• silk glands

• chelicerae

• pedipalps

• spinnerets

Crustaceans with 5 pairs of walking legs; chelipeds; 2 pairs of antennae; includes shrimp; crabs; lobsters

• decapods

• branchiopods

• isopods

• krill