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2010-05-06 05:16:17

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  1. photosynthesis
    co2+h20--c6 h12 06 + 02
  2. leaf
    photo takes place
  3. vascular bundles
    bring in water
  4. mesophyll cells
    full of chloroplasts
  5. chloroplasts
    microscopic organelles found in plants
  6. what proccess occurs in chloroplasts?
  7. what happens in the light dependent reactions?
    convert energy to ATP
  8. what happens in the calvin cycle?
    convert c02 to glucose
  9. what is glucose used for?
    energy, starch, cellulose
  10. photosynthesis and global warming
    deforestation and temerature change...less growth when hot
  11. glucose metabolism
    c6 h12 06 02-- c02+h20
  12. ATP
    adenosine triphosphate
  13. purpose of ATP?
  14. aerobic
    with oxygen
  15. anaerobic
    with out oxygen
  16. where does the respiration take place in the cell?
    cytoplasim of cell
  17. Step 1 glycolysis
    aerobic end product, anaerobic end product
  18. step 2 krebs cycle
    carbon dioxide, NADH
  19. step 3 electron transport chain
    NADH , ATP
  20. which steps take place in mitochondria?
    2 and 3
  21. which step froms the most ATP?
  22. What is the effect of temperature on respiration (glucose metabolism)?
    increase rate of reproduction because cellular respiration increases (bark beetle example)
  23. What happens when neurotransmitters are released?
    diffuses across the synaptic cleft
  24. Where are neurotransmitters released from?
    terminal bouton
  25. neurotransmitters
    dopamine, serotonin, norepinephrine, eninephrine, endorphins
  26. nicotine
    reward/increase heart rate
  27. cocaine
    reward center
  28. LSD
  29. zoloft,prozac, anti depressent
  30. XTC
  31. mary jane
  32. alcohol
    reward center
  33. asexual
    binary fission-bacteria, budding-hydra
  34. benifits of asexual
    one parent
  35. benifits of sexual?
    two parents
  36. sexual reproduction
    most organisms, male sperm female egg
  37. hermaphrodites
    produce both sperm and egg
  38. external fertilization
    out of body. usual needs water common for fish and amphibians
  39. internal fertilization
    inside body
  40. testis
    make sperm
  41. prostate and seminal vesicle
    makes semen
  42. is sperm continuosly made?
    yes after puberty
  43. what is the male hormone?
  44. enviornmental tobacco smoke
    second hand smoke and exhaled smoke
  45. large number of chemicals in tobacco smoke
    nicotine, tar, carbon monoxide
  46. why does second hand smoke contain more carbon monoxide?
    higher concentrations of toxic chemicals are present
  47. pathway of air from enviornment to blood in the body
  48. what is the function of cilia located in the trachea?
    stop lung damage, sweeps away bacteria through saliva
  49. What effect does smoking have on the cilia?
    destroys it
  50. lungs contain alveoli...they are sacs of what?
  51. Alveoli
    are the sites of gas exchange with blood capillaries
  52. when the diaphram contracts what happens to the pressure and air movement?
    lung expands..negative
  53. When the disphragm relaxes what happens to pressure and air movement?
    push air out of lungs
  54. What are the characteristics of a health lung?
    pink, alveoli makes lungs spongy
  55. smokers lungs?
    large irregular air sacs/shrinking blood sacs
  56. What happens during emphysema?
    damage to lungs and air sacs/harder to breathe
  57. What is typical survial rate of lung cancer?
    42% in one year, 5 years 16%
  58. blood is comprised of
    platelets, plasma, and cells
  59. plasma
  60. cells
    red and white cells
  61. platelets
    trigger blood clotting. needs proteins
  62. hemoglobin binds to what molecule from tobacco smoke?
    carbon monoxide
  63. what is anemia?
    lower than normal amount of red blood cells
  64. atria
    recieves blood
  65. ventricles
    pump blood AWAY from heart
  66. which chamber recieves blood?
  67. which chambers pump out blood?
  68. whch chamber recieves oxygen rich blood?
    left atrium
  69. which chamber recieves oxygen poor blood?
    right atrium
  70. which chamber sends blood to the whole body?
    left ventricle
  71. which chamber sends blood to the lungs?
    right ventricle
  72. arteries
    any vessel that carries blood AWAY from heart
  73. veins
    carries blood TOWARD the heart
  74. capillaries
    oxygen exchange in lungs and body. exhange of waste such as carbon dioxide and urea
  75. How do lungs get rid of carbon dioxide?
  76. central nervous system
    spinal cord, brain
  77. peripheral nervouse system
    connect to CNS
  78. sensory
    recieve sensory receptors
  79. integration
    transfer and interpret impulses
  80. control of muscles and glands
    impulses/intructions to muscles and glands
  81. cells of nervous system
    neurons and Glia
  82. glia
    non neuronal cells
  83. Neuron Components- dentrites
    branched projections of a neuron
  84. neuron components- cell body
  85. N.C- axon
    protoplasmic protusions that extrude from the cell body of a neuron
  86. N.C.-axon terminal
    distal terminations
  87. N.C.- synapse between neurons
    permits neurons to pass an electrical or chemical signal to another cell
  88. what is the input part of a neuron?
  89. what is the output part of a neuron?
  90. what is action potentials?
    short lasting event, electrical membrane potential of cell rapidly rises and falls
  91. Where does action potentials occur?
    excitable cells- neurons
  92. what happens during ovulation?
    release of egg
  93. when ovulation occurs are estorgen levels high or low?
  94. at what time does ovulation occur?
    14 days
  95. how long does an egg last?
    12 hours
  96. how long does a sperm last?
    3-5 days
  97. epedemic
    contangous disease that spreads rapidly