Science Exam

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TheRicher
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74118
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Science Exam
Updated:
2011-03-20 23:09:18
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Science
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Science
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  1. osculum-large tube like opening in a sponge
    • calcareous-made of calcium carbonate
    • gastrovascular cavity-the place of digestion and circulation in a cnidaria.
    • nematocysts-stinging cells
    • tapeworm-vertabrate intestinal parasite with scolex spines and suckers to hold on to intestinal wall
    • scolex-the structure with spines and suckers, that enable a tapeworm to attach to its hosts intestinal wall
    • fluke-vertabrate intestinal parasite with sucker on its ventral surface; has a leave like shape
    • Ascaris sp.-intestinal roundworm commonly called a hookworm
    • Filarial worm-the roundworm that couses elephantisis
    • pinworm-small roundworm that live in the colon of its host
    • Trichinella-small roundworms that live in the musseles of its host
    • leeches-aquatic annelids designed to suck the blood of their host
    • polychaetes-marine annelids with many large setae, dioecious
    • radula-the many toothed tongue like feeding structure of a mollusk
    • gastropoda-the class of mollusca with snails and slugs
    • bivalvia-the class of mollusca with clam and mussels
    • polyplacophora-the mollusk class with chitons
    • cephalopoda-the molluska class with ostopus and squid
    • penta radial symmetry-body is divided into 5 segments
    • tube feet-tine numerous appendages used for locomotion
    • water vascular system-unique to echinoderms it moves nutrients and wastes as well as providing turger pressure for the tube feet
    • open circulatory system-blood does not flow through vessels but through sinsus
    • spiracles-the openings in an insect abdomon that allow for gas exchange
    • traceal tubes-the air tube in a insects abdomon
    • chelicerae-claw like fengs or pincer like mouthparts found in arachnids
  2. Arachnida-Spiders, ticks, scorpiones; 8 legs, 2 body regions, no antenne (pedipalps insteade), chelicerae
    • Araneae-the order of spiders poison glands, spin silk
    • Scorpiones-the order of scorpions pincer pedipalps, stinger
    • Acari-the order of ticks and mites tiny, no body divisions
    • Opiliones-the order of daddy longlegs very long legs, segmented abdomon
    • Pseudoscorpiones-the order of pseudoscorpiones pincer pedipalps without stinger
    • Uropygi-the order of sunspiders clasping pedipalps no stinger or pinvers
  3. Crustacea-crayfish, shrimp, crabs;many legs, 2 body regions, anhtennae
    • Cirripedia-subalass of barnacles
    • malacostraca-class of crayfish, shrimp, sowbugs, and crabs
    • Chilopoda-class of centipedes one pair of legs/body segment
    • Diplopoda-class of millipedes two pair of legs/body segment
  4. Insecta-beetles, flies, moths, bees, bugs, etc 6 legs, 3 body regions, two antenna
    • Diptera-the order of flies 2 wings
    • Hymenoptera-the order of bees, ants, wasps stinger
    • Odonata-the order of dragonflies long membranous wings
    • Coleoptera-the order of beetles outer winfs are hard
    • Orthoptera-the order of grass hoppers longer hinf legs
    • Hemiptera-the order of true bugs, triangle at base of wings
    • Lepidoptera-the order of butterflies scale covered wings
    • Dermaptera-the order of earwigs, pincer like structures
    • Neuroptera-the order of lace wings, wings close roof like over body
  5. cephalothorax-a body region consisting of a fused read and thorax
    • abdomen-the body region posterior to the thorax of cepgolothorax
    • pedipalps-leg like sensory appendages on spiders
    • spinnerets-silk spinning structures on a spider
    • stinger-the poison administrating structure of a scropion
    • antiserum-a serum with antibodies in it wich combat toxin
    • embryogenesis-the time it takes for the young to hatch
    • instar-an immature form prior to hatching
    • neurotoxin-a nerve attacking toxin
    • calcium glutinate-used to counteract the effects of a black widow bite
    • lactrodectus mactans-black widow
    • rovers-male tarantulas
    • non rovers-female tarantulas
    • carapace-the cephalothorax convering of a lobster
    • swimmerets-the mating and swimming appendages of the grayfish
    • ocelli-simple eyes
    • tympanum-ear drum
    • ovipositor-female copulatory organ of the grasshopper and other insects
    • hooks-on the hindwing of bees
    • scales-on thw wings of butterflies and moths
    • peg-the scale structure that holds the scale in place
    • socket-the structure that holds the scale peg
    • metamorphosis-a change in form from egg to adult
    • gradual-a slight change=egg to nymph to adult
    • complete-egg to larva to pupa to adult
    • eggs-fertilized ova
    • larvae-immature forms
    • pupa-a cacoon or chrysalis
    • adult-a form able to reproduce
    • maggots- fly larvae
    • caterpillars-moth or butterfly larvae
    • grubs-beetle larvae
    • nymph-an immature form that looks similar to the adult
    • vector-an organism that transmits a pathogen
    • vermiform-worm like
    • entomology-the study of insects
  6. The Snail:Shell, eye, posterior tentacles, anterior tentacles, mouth radula, muscular foot, pneumastone
    • Crayfish:Cephalothorax, abdomen
    • Cnidarian:Tentacles, Stinging cells, gastrovascular cavity, polyp
    • Worm:Mouth, pharynx, hearts, esophages, seminal receptacles, seminal vesicles, crop, gizzard, dorsal blood vessel, intestine, septum
    • Spider:Eyes, pedipalp, chelicerae, pedipalp, spinerets
    • Grasshopper:Antenna, Ocellus, wing,tympanum, ovipositors, spirades, abdomen, thorax, head, mandible, compound eye
  7. Ascaris Life-Cycle:Man ingests Ascaris eggs, eggs hatch in stomach,
    • larvae move to small intestine and burrow into veins which move it to the lungs,
    • the larvae mature in the lungs and then move up the trachea and then swollowed
    • and reproduced and thrive in the small intestine, a mature female can lay 200
    • thousand eggs per day. the eggs pass out of the body with each defication.
  8. Beef Tapeworm Life-Cycle:Encysted beef tapeworm larvae are ingested by man,
    • the larvae are released from their cysts and attach in the small intestine where
    • they mature and reproduce, their eggs pass out of the bodu with each defication,
    • cattle eat grass contaminated with eggs, the larvae hatch and live in the muscles
    • of the cattle

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