{
  "wireMagic": "pb3",
  "pens": [ {
  
  } ],
  "wsWinStyles": [ {
  
  } ],
  "wpWinPositions": [ {
  
  } ],
  "events": [ {
    "tStartMs": 6513,
    "dDurationMs": 1380,
    "segs": [ {
      "utf8": "Across the whole planet,"
    } ]
  }, {
    "tStartMs": 7893,
    "dDurationMs": 5819,
    "segs": [ {
      "utf8": "humans eat on average between\none and 2.7 kilograms of food a day."
    } ]
  }, {
    "tStartMs": 13712,
    "dDurationMs": 3822,
    "segs": [ {
      "utf8": "That's over 365 kilograms \na year per person,"
    } ]
  }, {
    "tStartMs": 17534,
    "dDurationMs": 5538,
    "segs": [ {
      "utf8": "and more than 28,800 kilograms\nover the course of a lifetime."
    } ]
  }, {
    "tStartMs": 23072,
    "dDurationMs": 4312,
    "segs": [ {
      "utf8": "And every last scrap makes its way\nthrough the digestive system."
    } ]
  }, {
    "tStartMs": 27384,
    "dDurationMs": 2719,
    "segs": [ {
      "utf8": "Comprised of ten organs \ncovering nine meters,"
    } ]
  }, {
    "tStartMs": 30103,
    "dDurationMs": 3320,
    "segs": [ {
      "utf8": "and containing \nover 20 specialized cell types,"
    } ]
  }, {
    "tStartMs": 33423,
    "dDurationMs": 4700,
    "segs": [ {
      "utf8": "this is one of the most diverse\nand complicated systems in the human body."
    } ]
  }, {
    "tStartMs": 38123,
    "dDurationMs": 4570,
    "segs": [ {
      "utf8": "Its parts continuously work in unison\nto fulfill a singular task:"
    } ]
  }, {
    "tStartMs": 42693,
    "dDurationMs": 2700,
    "segs": [ {
      "utf8": "transforming the raw materials\nof your food"
    } ]
  }, {
    "tStartMs": 45393,
    "dDurationMs": 3521,
    "segs": [ {
      "utf8": "into the nutrients and energy\nthat keep you alive."
    } ]
  }, {
    "tStartMs": 48914,
    "dDurationMs": 2470,
    "segs": [ {
      "utf8": "Spanning the entire length of your torso,"
    } ]
  }, {
    "tStartMs": 51384,
    "dDurationMs": 3321,
    "segs": [ {
      "utf8": "the digestive system \nhas four main components."
    } ]
  }, {
    "tStartMs": 54705,
    "dDurationMs": 2889,
    "segs": [ {
      "utf8": "First, there's the gastrointestinal tract,"
    } ]
  }, {
    "tStartMs": 57594,
    "dDurationMs": 2401,
    "segs": [ {
      "utf8": "a twisting channel \nthat transports your food"
    } ]
  }, {
    "tStartMs": 59995,
    "dDurationMs": 5630,
    "segs": [ {
      "utf8": "and has an internal surface area\nof between 30 and 40 square meters,"
    } ]
  }, {
    "tStartMs": 65625,
    "dDurationMs": 2964,
    "segs": [ {
      "utf8": "enough to cover half a badminton court."
    } ]
  }, {
    "tStartMs": 68589,
    "dDurationMs": 1388,
    "segs": [ {
      "utf8": "Second, there's the pancreas,"
    } ]
  }, {
    "tStartMs": 69977,
    "dDurationMs": 916,
    "segs": [ {
      "utf8": "gallbladder,"
    } ]
  }, {
    "tStartMs": 70893,
    "dDurationMs": 785,
    "segs": [ {
      "utf8": "and liver,"
    } ]
  }, {
    "tStartMs": 71678,
    "dDurationMs": 4826,
    "segs": [ {
      "utf8": "a trio of organs that break down food\nusing an array of special juices."
    } ]
  }, {
    "tStartMs": 76504,
    "dDurationMs": 1968,
    "segs": [ {
      "utf8": "Third, the body's enzymes,"
    } ]
  }, {
    "tStartMs": 78472,
    "dDurationMs": 781,
    "segs": [ {
      "utf8": "hormones,"
    } ]
  }, {
    "tStartMs": 79253,
    "dDurationMs": 743,
    "segs": [ {
      "utf8": "nerves,"
    } ]
  }, {
    "tStartMs": 79996,
    "dDurationMs": 731,
    "segs": [ {
      "utf8": "and blood"
    } ]
  }, {
    "tStartMs": 80727,
    "dDurationMs": 2476,
    "segs": [ {
      "utf8": "all work together to break down food,"
    } ]
  }, {
    "tStartMs": 83203,
    "dDurationMs": 1890,
    "segs": [ {
      "utf8": "modulate the digestive process,"
    } ]
  }, {
    "tStartMs": 85093,
    "dDurationMs": 2854,
    "segs": [ {
      "utf8": "and deliver its final products."
    } ]
  }, {
    "tStartMs": 87947,
    "dDurationMs": 1829,
    "segs": [ {
      "utf8": "Finally, there's the mesentery,"
    } ]
  }, {
    "tStartMs": 89776,
    "dDurationMs": 2319,
    "segs": [ {
      "utf8": "a large stretch of tissue that supports"
    } ]
  }, {
    "tStartMs": 92095,
    "dDurationMs": 3759,
    "segs": [ {
      "utf8": "and positions all your digestive organs \nin the abdomen,"
    } ]
  }, {
    "tStartMs": 95854,
    "dDurationMs": 1979,
    "segs": [ {
      "utf8": "enabling them to do their jobs."
    } ]
  }, {
    "tStartMs": 97833,
    "dDurationMs": 4320,
    "segs": [ {
      "utf8": "The digestive process begins\nbefore food even hits your tongue."
    } ]
  }, {
    "tStartMs": 102153,
    "dDurationMs": 2031,
    "segs": [ {
      "utf8": "Anticipating a tasty morsel,"
    } ]
  }, {
    "tStartMs": 104184,
    "dDurationMs": 3460,
    "segs": [ {
      "utf8": "glands in your mouth start \nto pump out saliva."
    } ]
  }, {
    "tStartMs": 107644,
    "dDurationMs": 4490,
    "segs": [ {
      "utf8": "We produce about 1.5 liters\nof this liquid each day."
    } ]
  }, {
    "tStartMs": 112134,
    "dDurationMs": 1441,
    "segs": [ {
      "utf8": "Once inside your mouth,"
    } ]
  }, {
    "tStartMs": 113575,
    "dDurationMs": 2480,
    "segs": [ {
      "utf8": "chewing combines with the sloshing saliva"
    } ]
  }, {
    "tStartMs": 116055,
    "dDurationMs": 4818,
    "segs": [ {
      "utf8": "to turn food into a moist lump \ncalled the bolus."
    } ]
  }, {
    "tStartMs": 120873,
    "dDurationMs": 3677,
    "segs": [ {
      "utf8": "Enzymes present in the saliva\nbreak down any starch."
    } ]
  }, {
    "tStartMs": 124550,
    "dDurationMs": 1675,
    "segs": [ {
      "utf8": "Then, your food finds itself"
    } ]
  }, {
    "tStartMs": 126225,
    "dDurationMs": 4761,
    "segs": [ {
      "utf8": "at the rim of a 25-centimeter-long tube \ncalled the esophagus,"
    } ]
  }, {
    "tStartMs": 130986,
    "dDurationMs": 3328,
    "segs": [ {
      "utf8": "down which it must plunge \nto reach the stomach."
    } ]
  }, {
    "tStartMs": 134314,
    "dDurationMs": 2412,
    "segs": [ {
      "utf8": "Nerves in the surrounding \nesophageal tissue"
    } ]
  }, {
    "tStartMs": 136726,
    "dDurationMs": 3542,
    "segs": [ {
      "utf8": "sense the bolus's presence \nand trigger peristalsis,"
    } ]
  }, {
    "tStartMs": 140268,
    "dDurationMs": 2887,
    "segs": [ {
      "utf8": "a series of defined muscular contractions."
    } ]
  }, {
    "tStartMs": 143155,
    "dDurationMs": 2750,
    "segs": [ {
      "utf8": "That propels the food into the stomach,"
    } ]
  }, {
    "tStartMs": 145905,
    "dDurationMs": 3632,
    "segs": [ {
      "utf8": "where it's left at the mercy\nof the muscular stomach walls,"
    } ]
  }, {
    "tStartMs": 149537,
    "dDurationMs": 3349,
    "segs": [ {
      "utf8": "which bound the bolus, \nbreaking it into chunks."
    } ]
  }, {
    "tStartMs": 152886,
    "dDurationMs": 4130,
    "segs": [ {
      "utf8": "Hormones, secreted by cells in the lining,\ntrigger the release of acids"
    } ]
  }, {
    "tStartMs": 157016,
    "dDurationMs": 2920,
    "segs": [ {
      "utf8": "and enzyme-rich juices \nfrom the stomach wall"
    } ]
  }, {
    "tStartMs": 159936,
    "dDurationMs": 3581,
    "segs": [ {
      "utf8": "that start to dissolve the food\nand break down its proteins."
    } ]
  }, {
    "tStartMs": 163517,
    "dDurationMs": 2471,
    "segs": [ {
      "utf8": "These hormones also alert the pancreas,"
    } ]
  }, {
    "tStartMs": 165988,
    "dDurationMs": 707,
    "segs": [ {
      "utf8": "liver,"
    } ]
  }, {
    "tStartMs": 166695,
    "dDurationMs": 1072,
    "segs": [ {
      "utf8": "and gallbladder"
    } ]
  }, {
    "tStartMs": 167767,
    "dDurationMs": 1950,
    "segs": [ {
      "utf8": "to produce digestive juices"
    } ]
  }, {
    "tStartMs": 169717,
    "dDurationMs": 4098,
    "segs": [ {
      "utf8": "and transfer bile, a yellowish-green \nliquid that digests fat,"
    } ]
  }, {
    "tStartMs": 173815,
    "dDurationMs": 2612,
    "segs": [ {
      "utf8": "in preparation for the next stage."
    } ]
  }, {
    "tStartMs": 176427,
    "dDurationMs": 2023,
    "segs": [ {
      "utf8": "After three hours inside the stomach,"
    } ]
  }, {
    "tStartMs": 178450,
    "dDurationMs": 4507,
    "segs": [ {
      "utf8": "the once shapely bolus is now\na frothy liquid called chyme,"
    } ]
  }, {
    "tStartMs": 182957,
    "dDurationMs": 2757,
    "segs": [ {
      "utf8": "and it's ready to move into\nthe small intestine."
    } ]
  }, {
    "tStartMs": 185714,
    "dDurationMs": 2523,
    "segs": [ {
      "utf8": "The liver sends bile \nto the gallbladder,"
    } ]
  }, {
    "tStartMs": 188237,
    "dDurationMs": 5932,
    "segs": [ {
      "utf8": "which secretes it into the first portion of\nthe small intestine called the duodenum."
    } ]
  }, {
    "tStartMs": 194169,
    "dDurationMs": 3609,
    "segs": [ {
      "utf8": "Here, it dissolves the fats\nfloating in the slurry of chyme"
    } ]
  }, {
    "tStartMs": 197778,
    "dDurationMs": 4460,
    "segs": [ {
      "utf8": "so they can be easily digested\nby the pancreatic and intestinal juices"
    } ]
  }, {
    "tStartMs": 202238,
    "dDurationMs": 2229,
    "segs": [ {
      "utf8": "that have leached onto the scene."
    } ]
  }, {
    "tStartMs": 204467,
    "dDurationMs": 5061,
    "segs": [ {
      "utf8": "These enzyme-rich juices break the fat\nmolecules down into fatty acids"
    } ]
  }, {
    "tStartMs": 209528,
    "dDurationMs": 3689,
    "segs": [ {
      "utf8": "and glycerol for easier \nabsorption into the body."
    } ]
  }, {
    "tStartMs": 213217,
    "dDurationMs": 2672,
    "segs": [ {
      "utf8": "The enzymes also carry out \nthe final deconstruction"
    } ]
  }, {
    "tStartMs": 215889,
    "dDurationMs": 2670,
    "segs": [ {
      "utf8": "of proteins into amino acids"
    } ]
  }, {
    "tStartMs": 218559,
    "dDurationMs": 2200,
    "segs": [ {
      "utf8": "and carbohydrates into glucose."
    } ]
  }, {
    "tStartMs": 220759,
    "dDurationMs": 3141,
    "segs": [ {
      "utf8": "This happens in the \nsmall intestine's lower regions,"
    } ]
  }, {
    "tStartMs": 223900,
    "dDurationMs": 1988,
    "segs": [ {
      "utf8": "the jejunum and ileum,"
    } ]
  }, {
    "tStartMs": 225888,
    "dDurationMs": 3989,
    "segs": [ {
      "utf8": "which are coated in millions \nof tiny projections called villi."
    } ]
  }, {
    "tStartMs": 229877,
    "dDurationMs": 4533,
    "segs": [ {
      "utf8": "These create a huge surface area\nto maximize molecule absorption"
    } ]
  }, {
    "tStartMs": 234410,
    "dDurationMs": 2581,
    "segs": [ {
      "utf8": "and transference into the blood stream."
    } ]
  }, {
    "tStartMs": 236991,
    "dDurationMs": 2659,
    "segs": [ {
      "utf8": "The blood takes them on the final\nleg of their journey"
    } ]
  }, {
    "tStartMs": 239650,
    "dDurationMs": 2800,
    "segs": [ {
      "utf8": "to feed the body's organs and tissues."
    } ]
  }, {
    "tStartMs": 242450,
    "dDurationMs": 1881,
    "segs": [ {
      "utf8": "But it's not over quite yet."
    } ]
  }, {
    "tStartMs": 244331,
    "dDurationMs": 1338,
    "segs": [ {
      "utf8": "Leftover fiber,"
    } ]
  }, {
    "tStartMs": 245669,
    "dDurationMs": 732,
    "segs": [ {
      "utf8": "water,"
    } ]
  }, {
    "tStartMs": 246401,
    "dDurationMs": 2899,
    "segs": [ {
      "utf8": "and dead cells \nsloughed off during digestion"
    } ]
  }, {
    "tStartMs": 249300,
    "dDurationMs": 4090,
    "segs": [ {
      "utf8": "make it into the large intestine,\nalso known as the colon."
    } ]
  }, {
    "tStartMs": 253390,
    "dDurationMs": 4031,
    "segs": [ {
      "utf8": "The body drains out most of the remaining\nfluid through the intestinal wall."
    } ]
  }, {
    "tStartMs": 257421,
    "dDurationMs": 2608,
    "segs": [ {
      "utf8": "What's left is a soft mass called stool."
    } ]
  }, {
    "tStartMs": 260029,
    "dDurationMs": 4002,
    "segs": [ {
      "utf8": "The colon squeezes this byproduct\ninto a pouch called the rectum,"
    } ]
  }, {
    "tStartMs": 264031,
    "dDurationMs": 2169,
    "segs": [ {
      "utf8": "where nerves sense it expanding"
    } ]
  }, {
    "tStartMs": 266200,
    "dDurationMs": 2993,
    "segs": [ {
      "utf8": "and tell the body when \nit's time to expel the waste."
    } ]
  }, {
    "tStartMs": 269193,
    "dDurationMs": 2848,
    "segs": [ {
      "utf8": "The byproducts of digestion\nexit through the anus"
    } ]
  }, {
    "tStartMs": 272041,
    "dDurationMs": 1429,
    "segs": [ {
      "utf8": "and the food's long journey,"
    } ]
  }, {
    "tStartMs": 273470,
    "dDurationMs": 3051,
    "segs": [ {
      "utf8": "typically lasting between 30 and 40 hours,"
    } ]
  }, {
    "tStartMs": 276521,
    "dDurationMs": 1669,
    "segs": [ {
      "utf8": "is finally complete."
    } ]
  } ]
}