Zoology exam 1

The flashcards below were created by user kleaf on FreezingBlue Flashcards.

  1. porifera types
    • Ascenoid
    • Leukenoid
    • syconoid
  2. Ascenoid sponge
    basic sponge with one way out the top and has ostium proteins.
  3. Choanocytes
    group of choanflagelles, your basic intestine for obtaining food in the sponges.
  4. syconoid sponge
    currents flow through prosopyle and go through the canals and filtered out the top. secondary sponge
  5. leuconoid sponge
    many holes and canals that flow through flagellated chambers to obtain food.
  6. food aquisition of sponges
    porocyte and choanocytes capture food
  7. locomotion of sponges
    no movements in adults
  8. tissue
    • 0
    • none
    • no
  9. segmentation
    development pattern
    body plan
    • none
    • noneĀ 
    • none
  10. skeletal support of a sponge
    • spicules as bones
    • mesohyl as tissue
  11. digestive swystem of a sponge
    water flows in porocytes (protien holes in the sponge) and ostiums (actual open). choanocytes trap food and then archaenocytes absorb nutrients and grow into new spicules or tissue
  12. sponge respiratory system
    cell diffusion between cells
  13. circulatory and excretory system of a sponge
    distribution of nutrients through simple diffusion. when finished water is pushed out the osculum (top hole or exit of sponge)
  14. nervous system of a sponge
    no nervous system
  15. reproduction of sponges
    gemmules and buds asexually reproduce. eggs and sperm sexually reproduce with free swimming flagellated chambers. hope that sperm will flow into other sponge. release clouds of sperm.
  16. cnidarian types
    • anthozoa (anenomes)
    • scyphozoa (jellyfish)
    • hydra (small microscopic organism)
  17. locomotion of the cnidarians
    circular and longitudinal muscels to squrim and cooperate in water
  18. Tissue layer
    • diploblasty (epidermis and gastrodermis)
    • none
    • radial symmetry
  19. segmentation
    development plan
    body plan
    • none
    • none
    • none
  20. skeletal support of a cnidarian
  21. cnidocytes
    cells that shoot nematocyst that captures food and falls in moth of cnidarian andf whole colony can absorb food through the nutritive muscular cells and
  22. polyp vs. medusa
    • hydra or amenomeĀ 
    • jelly fish
  23. respiratory and circulatory system
    simple diffusion of cells and water.
  24. reproduction of cnidarians
    asexual and sexual reproduction in hope that sperm will find egg
  25. polyps into jellyfish
    polyp either drops seed or releases a bud of a jellyfish
  26. Nerve net
    a strand of unorganized nervoustissue that covers the cnidarian
  27. ovelli and statosyst
    movement and sensory neurons along a cnidarian
  28. digestive process of cnidarians
    cnidocytes or nematocytes of it sting prey. open up mouth engulf it and gastrovascular cavity with gland cells release enzymes to break down food.
  29. interstitial cells and archaeocytes
    cells that excrete helpful adaptive or turn into new cells in the sponge and cnidarians
  30. plathelminthes meaning
  31. habitat of flat worms
    marine, fresh, and terrestrial
  32. motion of flatworms
    free living
  33. food aquisition
    no gut. simple intestine and free lives and parasitic. sticks to animals to eat the nutrients it doesn't
  34. tissue layer
    • 3
    • start of head
    • bilateral
  35. segmentation
    body plan
    development plan
    • none
    • prototype
    • acoelomate
  36. key characteristic of flatworms
  37. skeletal system of flat worms
  38. digestive system of flatworms
    different forms. basic mouth pharynx and intesine
  39. respiratory and circulatory system of a flatworm
    no respiratory system. gas exchange occurs but they lack gills or lungs
  40. reproduction of flatworms
    penis fencing to determine sex and diffusion of sperm into the eggs. There is also asexual reproduction in parasitic versions.
  41. nervous system
    anterior ganglion with longitudinal nerves that nonnect to the cerebral ganglion.
  42. sensory of flatworms
    • statosyst and ocelli like in cnidarian
    • photo receptors in the eyes
    • on ventral side to pick up movement and thats where the mouth is.
  43. rhabdites
    mucous sheath body excretionto move through water.
  44. flatworms and light
    move away due to adaptation of colder wet and dark areas
  45. flatworms male dominance
    whoever dominates as male can swim away harmless where as the female is pregnant with eggs and has been stabbed
  46. flame cells
    excretory system in flatworms
  47. Molluska meaning
  48. types of molluscs
    • cephalapod
    • gastropod
    • bivalvia
  49. tissue layer
    • 3
    • yes
    • bilateral
  50. segmentation
    development plan
    body plan
    • no segmentation but attached to shells
    • protostome
    • coelomate
  51. skeletal support of the mollusk
    no skeletal but they have a shell
  52. digestive of bivalvia
    no radula
  53. digestive tract of most mollusks
    radula, ciliary tracts internal and external. stomachs (liver and kidneys)
  54. radulla
    conveyor belt of teeth to bottom feed and crush substances
  55. respiratory and circulatory system of molluscs
    gills, lungs and lungs. exchange through mantle and surface. heart and vessels pulimary vessels.
  56. reproductive of molluscs (gastropods)
    free swimming. gastropods have a genetic code for twirling
  57. right shell
    left shell
    • dextral
    • sinistral
  58. nervous system of mollusc
    ganglia rings that act as brain except in bivalvia. a lot of sensory neurons. photoreceptors.
  59. excretory system of mollusc
    usually in the mantle. bivalves have the different water flows
  60. mantle of the mollusc
    hold and protect organs. Some secrete a shell.
  61. snail reporduction
    stab, stimulate, lay eggs and sperm. trochophore re
  62. meaning of annelids
    little rings, and segmentations
  63. types of annelids
    worms and leeches
  64. food aquisition
    grabing, living off other organism, leeches are parasitic
  65. how they move annelids
    circular and longitudinal muscle fibers. segmentation to dig.
  66. tissue layer
    • three
    • yes
    • start to see head and anus
  67. symmetry
    body plan
    development plan
    • bilateral
    • coelomate
    • protostome
  68. skeletal support of annelids
    hydro-static coelom. fluid that acts as skeleton. devided by septa. not in leeches
  69. digestive system of annelids
    complete digestive system. mouth, pharynx, esophogus, crop/gut, and anus
  70. respiratory and circulatory system of annelids
    closed blood flow with aorta arch. blood pumps segmentally. no respiratory system but they exchange gas through pores and gills if they have them.
  71. excretory system of the annelids
    nephredia which are cells that take waste out of the coelom and blood flow straight out the pores or anuz
  72. reproduction
    regeneration and fissure and
  73. circular and longitudinal muscles in annelids
    hyrostatik skeleton of the annelid and the muscles work together to thin and and lengthen worm and then retract it.
  74. dangers in annelids
    • drowning
    • unable to breath in water or dry land
    • paralysis of to much sun and light
  75. Nematode means
  76. locomotion difference than annelids
    muscle quadrants
  77. tissue later
    • three
    • bilateral
    • no head
  78. segment
    body plan
    develop plan
    • no
    • pseudocoelomate
    • protostomes
  79. skeletal structure of nematodes
    hydrostatic to withstand pressure and can live in digestive system
  80. digestive system of nematodes
    straight simple tube
  81. resperatory and circulatory system
    none. simple gas exchange in the membrane.
  82. reproduction of nematodes
    cycle of being eaten. eggs in feces or ground, infects parasitically or is eaten, go through circulatory system and lungs and liver, lays eggs and mate in the small intestine.
  83. pseudocoelomate
    • -has one mesoderm and lacks peritonium inner body cavity
    • -tripoblastic animals
    • -flat worms
Card Set:
Zoology exam 1
2014-02-19 01:47:33

to help study for the test
Show Answers: