WEBVTT 00:09.500 --> 00:11.700 position:10% line:85% size:80% JOAN CARTAN-HANSEN: HI, I'M JOAN CARTAN-HANSEN, AND WELCOME TO 00:11.700 --> 00:13.033 position:10% line:85% size:80% SCIENCE TREK: THE WEB SHOW. 00:13.033 --> 00:15.767 position:10% line:85% size:80% AND WELCOME TO THE OFFICES OF IDAHO GASTROENTEROLOGY IN 00:15.767 --> 00:16.967 position:10% line:85% size:80% MERIDIAN. 00:16.967 --> 00:19.500 position:10% line:85% size:80% JOINING ME NOW TO ANSWER YOUR QUESTIONS ABOUT THE DIGESTIVE 00:19.500 --> 00:22.967 position:10% line:85% size:80% SYSTEM ARE DR. MATTHEW SERICATI AND DR. BRIAN STORY. 00:22.967 --> 00:24.133 position:10% line:85% size:80% THANK YOU BOTH FOR JOINING US. 00:24.133 --> 00:26.400 position:10% line:85% size:80% DR. BRIAN STORY: THANKS FOR HAVING US. 00:26.400 --> 00:28.767 position:10% line:85% size:80% DR. MATTHEW SERICATI: WE'RE GLAD TO BE HERE. 00:28.767 --> 00:31.600 position:10% line:85% size:80% CARTAN-HANSEN: OKAY, LET'S GO TO YOUR QUESTIONS. 00:31.967 --> 00:34.767 position:10% line:85% size:80% (MUSIC) 00:35.200 --> 00:37.600 position:10% line:85% size:80% RONAN: HI, MY NAME IS RONAN. 00:37.600 --> 00:41.667 position:10% line:85% size:80% AND I AM FROM MRS. FREELAND'S SECOND-GRADE CLASS FROM MOSCOW, 00:41.667 --> 00:43.133 position:10% line:85% size:80% IDAHO. 00:43.133 --> 00:47.333 position:10% line:85% size:80% AND I WOULD LIKE TO KNOW HOW DO YOU DIGEST YOUR FOOD? 00:47.333 --> 00:50.066 position:10% line:85% size:80% DR. SERICATI: SO YOU DIGEST YOUR FOOD, REALLY, WITH SEVERAL 00:50.066 --> 00:51.567 position:10% line:85% size:80% DIFFERENT STEPS. 00:51.567 --> 00:55.233 position:10% line:85% size:80% THE FIRST STEP STARTS WHEN YOUR BRAIN TELLS YOU YOU'RE HUNGRY. 00:55.233 --> 00:57.867 position:10% line:85% size:80% IT'S GOING TO TURN ON WHAT ARE CALLED HORMONES. 00:57.867 --> 01:01.500 position:10% line:85% size:80% HORMONES ARE SIGNALS TO YOUR INTESTINAL TRACT TO START MOVING 01:01.500 --> 01:04.600 position:10% line:85% size:80% BECAUSE YOU'RE GOING TO START EATING. 01:04.600 --> 01:07.667 position:10% line:85% size:80% ONCE YOU DO THAT, YOU START DEVELOPING WHAT'S CALLED 01:07.667 --> 01:09.400 position:10% line:85% size:80% "SALIVA." 01:09.400 --> 01:12.333 position:10% line:85% size:80% SALIVA IS OTHERWISE KNOWN AS "SPIT." 01:12.333 --> 01:15.300 position:10% line:85% size:80% IT'S THE LUBRICATION THAT HELPS YOUR FOOD GO DOWN FROM YOUR 01:15.300 --> 01:16.867 position:10% line:85% size:80% MOUTH TO YOUR STOMACH. 01:16.867 --> 01:19.433 position:10% line:85% size:80% NOW, REMEMBER, IT'S ALSO REAY IMPORTANT TO CHEW YOUR FOOD. 01:19.433 --> 01:22.433 position:10% line:85% size:80% AND YOUR MOM AND DAD TELL YOU THAT ALL THE TIME, AND THEY'RE 01:22.433 --> 01:23.700 position:10% line:85% size:80% NOT KIDDING. 01:23.700 --> 01:25.233 position:10% line:85% size:80% THAT STARTS BREAKING FOOD DOWN. 01:25.233 --> 01:28.200 position:10% line:85% size:80% NOW, ONCE IT GETS INTO YOUR MOUTH, IT'S GOING TO GO DOWN 01:28.200 --> 01:31.233 position:10% line:85% size:80% INTO YOUR STOMACH, AND IT'S GOING TO USE COORDINATED MUSCLES 01:31.233 --> 01:33.934 position:10% line:85% size:80% ALL THE WAY DOWN THE ESOPHAGUS TO PUSH IT DOWN INTO THE 01:33.934 --> 01:35.233 position:10% line:85% size:80% STOMACH. 01:35.233 --> 01:37.767 position:10% line:85% size:80% THE OTHER THING THAT HELPS IT IS GRAVITY. 01:37.767 --> 01:40.500 position:10% line:85% size:80% WHEN YOU THROW A BALL UP IN THE AIR AND IT COMES DOWN AT YOU, 01:40.500 --> 01:43.300 position:10% line:85% size:80% SAME THING HAPPENS WHEN YOU'RE SITTING UPRIGHT AND YOU EAT 01:43.300 --> 01:45.934 position:10% line:85% size:80% FOOD, IT FALLS INTO YOUR STOMACH MORE EASILY. 01:45.934 --> 01:48.767 position:10% line:85% size:80% NOW, WHEN THE STOMACH SEES THE FOOD, IT'S TURNING ON ITS ACID 01:48.767 --> 01:50.233 position:10% line:85% size:80% PUMPS. 01:50.233 --> 01:53.033 position:10% line:85% size:80% ACID PUMPS ARE REALLY GOOD AT BREAKING FOOD DOWN BECAUSE THE 01:53.033 --> 01:55.934 position:10% line:85% size:80% FOOD ISN'T DESIGNED TO BE IN SUCH AN ACIDIC ENVIRONMENT. 01:55.934 --> 01:58.767 position:10% line:85% size:80% AS THE FOOD STARTS TO BREAK DOWN, THE STOMACH STARTS TO 01:58.767 --> 02:01.867 position:10% line:85% size:80% RUMBLE AND GRUMBLE AND STARTS PUSHING IT OUT OF THERE AFTER 02:01.867 --> 02:03.333 position:10% line:85% size:80% IT'S MUSHED IT UP SOME. 02:03.333 --> 02:05.800 position:10% line:85% size:80% SO IT MAKES THE FOOD LOOK MORE LIKE MUSH. 02:05.800 --> 02:08.767 position:10% line:85% size:80% AS IT PUSHES IT OUT OF THE STOMACH, IT GOES INTO THE SMALL 02:08.767 --> 02:10.133 position:10% line:85% size:80% INTESTINE. 02:10.133 --> 02:12.934 position:10% line:85% size:80% NOW, THE SMALL INTESTINE LOOKS LIKE A BUNCH OF LITTLE FINGERS, 02:12.934 --> 02:14.700 position:10% line:85% size:80% ALSO KNOWN AS "VILLI." 02:14.700 --> 02:17.600 position:10% line:85% size:80% THOSE VILLI ARE VERY IMPORTANT FOR ABSORBING THE NUTRIENTS OUT 02:17.600 --> 02:19.400 position:10% line:85% size:80% OF THE FOOD INTO YOUR SYSTEM. 02:19.400 --> 02:22.700 position:10% line:85% size:80% AND YOU HAVE ABOUT 25 OR 30 FEET OF THAT SMALL INTESTINE TO GET 02:22.700 --> 02:25.300 position:10% line:85% size:80% AS MANY NUTRIENTS AS YOU CAN GET OUT. 02:25.300 --> 02:28.200 position:10% line:85% size:80% AS SOON AS IT HITS YOUR LARGE INTESTINE, OTHERWISE KNOWN AS 02:28.200 --> 02:31.433 position:10% line:85% size:80% THE "COLON," THERE'S A LOT OF EXTRA FLUIDS IN THERE THAT THE 02:31.433 --> 02:34.567 position:10% line:85% size:80% BODY WANTS TO TAKE BACK, SO THE COLON'S JOB IS TO SUCK THOSE 02:34.567 --> 02:38.567 position:10% line:85% size:80% FLUIDS BACK OUT INTO YOUR SYSTEM SO YOU DON'T GET DEHYDRATED. 02:38.567 --> 02:41.700 position:10% line:85% size:80% AND THEN, FINALLY, YOU'LL END UP GOING POOP WITH THE WASTE THAT 02:41.700 --> 02:45.567 position:10% line:85% size:80% THE BODY DIDN'T NEED WHEN YOU ATE THE FOOD. 02:45.567 --> 02:46.767 position:10% line:85% size:80% LIAM: MY NAME IS LIAM. 02:46.767 --> 02:53.433 position:10% line:85% size:80% AND MY QUESTION IS WHY DOESN'T THE ACID HURT YOUR STOMACH? 02:53.433 --> 02:57.066 position:10% line:85% size:80% DR. STORY: ACID DOESN'T HURT OUR STOMACH BECAUSE OUR STOMACH DO 02:57.066 --> 03:00.200 position:10% line:85% size:80% A VERY NICE JOB OF PROTECTING ITSELF FROM THE ACID THAT'S 03:00.200 --> 03:03.033 position:10% line:85% size:80% WITHIN THE STOMACH AND PREVENTING IT FROM CAUSING 03:03.033 --> 03:04.433 position:10% line:85% size:80% INJURY. 03:04.433 --> 03:07.500 position:10% line:85% size:80% SO WE HAVE A NUMBER OF BARRIERS, LIKE A THICK WALL, WE HAVE A LOT 03:07.500 --> 03:09.200 position:10% line:85% size:80% OF MUCUS. 03:09.200 --> 03:12.200 position:10% line:85% size:80% AND THIS MUCUS LAYER CAN SPREAD OUT AND ACTUALLY LOOK LIKE A BIG 03:12.200 --> 03:13.967 position:10% line:85% size:80% BOOGER. 03:13.967 --> 03:17.333 position:10% line:85% size:80% IT JUST HELPS TO PROTECT THAT FOOD -- OR THAT ACID FROM 03:17.333 --> 03:21.033 position:10% line:85% size:80% ATTACKING THE LINING AND CAUSING INJURY. 03:21.033 --> 03:24.133 position:10% line:85% size:80% OTHER THINGS THAT CAN HELP ARE SOME OF THE ADDITIONAL FOOD WE 03:24.133 --> 03:27.667 position:10% line:85% size:80% EAT CAN ACTUALLY PREVENT THE ACID FROM CAUSING THAT INJURY, 03:27.667 --> 03:29.200 position:10% line:85% size:80% AS WELL. 03:30.066 --> 03:31.500 position:10% line:85% size:80% BRITAIN: HI, MY NAME IS BRITAIN. 03:31.500 --> 03:36.066 position:10% line:85% size:80% AND MY QUESTION IS WHAT CAUSES YOU TO FEEL QUEASY? 03:36.066 --> 03:39.033 position:10% line:85% size:80% DR. STORY: FEELING QUEASY USUALLY WILL START WHEN YOUR 03:39.033 --> 03:42.400 position:10% line:85% size:80% STOMACH DOESN'T LIKE SOMETHING THAT YOU ATE. 03:42.400 --> 03:45.200 position:10% line:85% size:80% AND SOMETIMES THE STOMACH REACTION IS TO SEND SIGNALS FROM 03:45.200 --> 03:48.133 position:10% line:85% size:80% YOUR STOMACH TO YOUR BRAIN SAYING, I DON'T THINK I LIKE HOW 03:48.133 --> 03:49.767 position:10% line:85% size:80% THAT MADE ME FEEL. 03:49.767 --> 03:53.500 position:10% line:85% size:80% THE OTHER THING THAT CAN HAPPEN IN THE STOMACH IS RATHER THAN 03:53.500 --> 03:56.600 position:10% line:85% size:80% SQUEEZING THINGS THROUGH INTO THE SMALL INTESTINE, IT CAN STOP 03:56.600 --> 04:00.133 position:10% line:85% size:80% SQUEEZING FOR A PERIOD OF TIME, AND THEN FLUIDS AND FOOD BUILD 04:00.133 --> 04:02.767 position:10% line:85% size:80% UP AND STAY IN THE LINING OF THE STOMACH. 04:02.767 --> 04:05.500 position:10% line:85% size:80% THE LINING OF THE STOMACH DOESN'T LIKE THAT AT ALL, SO IT 04:05.500 --> 04:08.233 position:10% line:85% size:80% STARTS SENDING SIGNALS FEELING KIND OF CRUMMY. 04:08.233 --> 04:12.600 position:10% line:85% size:80% RYDER: HI, MY NAME IS RYDER, AND MY QUESTION IS WHERE DOES FOOD 04:12.600 --> 04:16.600 position:10% line:85% size:80% GET STUCK IN YOUR THROAT WHEN YOU CHOKE? 04:16.600 --> 04:20.066 position:10% line:85% size:80% DR. SERICATI: SO WHEN YOU CHOKE, THE FOOD USUALLY GETS STUCK IN 04:20.066 --> 04:23.500 position:10% line:85% size:80% THE BACK OF YOUR MOUTH AND THE BEGINNING PART OF YOUR ESOPHAGUS 04:23.500 --> 04:25.700 position:10% line:85% size:80% OR SWALLOW TUBE. 04:25.700 --> 04:29.500 position:10% line:85% size:80% AND IN THAT AREA YOU HAVE A FANCY FLAP CALLED THE 04:29.500 --> 04:33.066 position:10% line:85% size:80% "EPIGLOTTIS" THAT BLOCKS THE AIRWAY FROM LETTING FOOD GO DOWN 04:33.066 --> 04:34.700 position:10% line:85% size:80% INTO THE LUNGS. 04:34.700 --> 04:37.333 position:10% line:85% size:80% WHEN IT GOES BACK INTO THAT AREA, USUALLY EITHER SOME FOOD 04:37.333 --> 04:40.033 position:10% line:85% size:80% MADE IT AROUND THAT FANCY FLAP, AND IT GOT INTO THE LUNGS, OR 04:40.033 --> 04:43.800 position:10% line:85% size:80% SOMETHING GOT STUCK IN THERE, AND YOU'RE GOING TO COUGH OR 04:43.800 --> 04:45.600 position:10% line:85% size:80% CHOKE UNTIL YOU SPIT IT OUT. 04:45.600 --> 04:46.867 position:10% line:85% size:80% JACK: HI, MY NAME IS JACK. 04:46.867 --> 04:50.600 position:10% line:85% size:80% AND MY QUESTION IS HOW BIG IS THE AVERAGE STOMACH? 04:50.600 --> 04:53.700 position:10% line:85% size:80% DR. STORY: THE AVERAGE STOMACH IS USUALLY ABOUT THE SIZE OF A 04:53.700 --> 04:55.133 position:10% line:85% size:80% FIST. 04:55.133 --> 04:58.800 position:10% line:85% size:80% WHEN WE LOOK AT THE AMOUNT THAT IT CAN HOLD, IT CAN USUALLY HOLD 04:58.800 --> 05:04.400 position:10% line:85% size:80% ABOUT ONE LITER OR ONE QUART, AND THAT'S USUALLY ABOUT FOUR 05:04.400 --> 05:08.300 position:10% line:85% size:80% CUPS OF WATER, FOUR CUPS OF MILK. 05:08.300 --> 05:11.133 position:10% line:85% size:80% THAT IS ROUGHLY ABOUT ONE QUART. 05:11.133 --> 05:14.600 position:10% line:85% size:80% AND WHEN FULLY DISTENDED, THE STOMACH CAN ACTUALLY HOLD ABOUT 05:14.600 --> 05:16.500 position:10% line:85% size:80% ONE GALLON OF FLUID. 05:16.500 --> 05:18.233 position:10% line:85% size:80% JONNY: MY NAME IS JONNY. 05:18.233 --> 05:23.700 position:10% line:85% size:80% AND MY QUESTION IS WHAT DOES FOOD LOOK LIKE WHEN IT GOES DOWN 05:23.700 --> 05:26.333 position:10% line:85% size:80% YOUR THROAT? 05:26.333 --> 05:29.500 position:10% line:85% size:80% DR. STORY: SO FOOD GOING DOWN THE THROAT LOOKS PRETTY MUCH 05:29.500 --> 05:32.500 position:10% line:85% size:80% EXACTLY LIKE THE FOOD THAT WE CHEW. 05:32.500 --> 05:35.500 position:10% line:85% size:80% SO IF YOU'VE EVER TRIED TO SHOW A FRIEND WHAT YOUR FOOD LOOKS 05:35.500 --> 05:38.767 position:10% line:85% size:80% LIKE AFTER YOU'VE BEEN CHEWING IT FOR A WHILE, THAT'S BASICALLY 05:38.767 --> 05:41.500 position:10% line:85% size:80% EXACTLY WHAT IT LOOKS LIKE AS IT'S GOING DOWN INTO YOUR 05:41.500 --> 05:42.700 position:10% line:85% size:80% ESOPHAGUS. 05:42.700 --> 05:45.800 position:10% line:85% size:80% AND, EVENTUALLY, WHEN IT GETS INTO YOUR STOMACH, WE HAVE SOME 05:45.800 --> 05:51.500 position:10% line:85% size:80% VERY LOOSE, CHEWED-UP FOOD THAT IS IN LOTS OF DIFFERENT COLORS, 05:51.500 --> 05:55.967 position:10% line:85% size:80% AND REALLY DOESN'T LOOK LIKE THE FOOD THAT WE STARTED WITH AT 05:55.967 --> 05:57.700 position:10% line:85% size:80% ALL. 05:57.700 --> 05:59.767 position:10% line:85% size:80% ADDY: HI, MY NAME IS ADDY. 05:59.767 --> 06:03.700 position:10% line:85% size:80% AND MY QUESTION IS WHAT WOULD HAPPEN IF SOMETHING BAD HAPPENED 06:03.700 --> 06:06.500 position:10% line:85% size:80% TO THE DIGESTIVE TRACT? 06:06.500 --> 06:09.333 position:10% line:85% size:80% DR. SERICATI: SO IF SOMETHING BAD HAPPENED TO YOUR DIGESTIVE 06:09.333 --> 06:12.667 position:10% line:85% size:80% SYSTEM, IT WOULD PROBABLY LET YOU KNOW THERE'S SOMETHING 06:12.667 --> 06:13.967 position:10% line:85% size:80% WRONG. 06:13.967 --> 06:17.033 position:10% line:85% size:80% AND SINCE THERE'S A LOT OF DIFFERENT KINDS OF BAD THINGS 06:17.033 --> 06:20.233 position:10% line:85% size:80% THAT CAN HAPPEN TO YOUR DIGESTIVE SYSTEM, THERE'S A LOT 06:20.233 --> 06:23.033 position:10% line:85% size:80% OF DIFFERENT THINGS IT WILL TELL YOU. 06:23.033 --> 06:25.800 position:10% line:85% size:80% SOMETIMES IT WOULD TELL YOU THAT I'M NOT FEELING WELL, AND YOU 06:25.800 --> 06:27.066 position:10% line:85% size:80% WOULD THROW UP. 06:27.066 --> 06:29.867 position:10% line:85% size:80% SOMETIMES IT WOULD SAY I'M NOT FEELING WELL AT ALL, AND YOU 06:29.867 --> 06:31.333 position:10% line:85% size:80% WOULD THROW UP BLOOD. 06:31.333 --> 06:34.600 position:10% line:85% size:80% SOMETIMES YOU GET LOOSE STOOLS, OTHERWISE KNOWN AS DIARRHEA. 06:34.600 --> 06:36.333 position:10% line:85% size:80% SOMETIMES YOU CAN'T HAVE A POOP. 06:36.333 --> 06:38.967 position:10% line:85% size:80% OTHER TIMES IT'S JUST THAT YOUR BELLY HURTS. 06:38.967 --> 06:41.500 position:10% line:85% size:80% AND THERE'S A LOT OF DIFFERENT SIGNALS THAT YOUR DIGESTIVE 06:41.500 --> 06:44.500 position:10% line:85% size:80% TRACT CAN TELL YOU WHEN IT IS NOT HAPPY, AND YOU JUST HAVE TO 06:44.500 --> 06:45.400 position:10% line:85% size:80% LISTEN TO IT. 06:45.400 --> 06:46.700 position:10% line:85% size:80% HENRY: HI, MY NAME IS HENRY. 06:46.700 --> 06:48.967 position:10% line:85% size:80% AND I WANT TO KNOW HOW YOU HICCUP. 06:48.967 --> 06:51.600 position:10% line:85% size:80% DR. STORY: HICCUPPING USUALLY INVOLVES SPASMING OF THE 06:51.600 --> 06:52.867 position:10% line:85% size:80% DIAPHRAGM. 06:52.867 --> 06:56.667 position:10% line:85% size:80% AND THE DIAPHRAGM IS A LARGE MUSCLE RIGHT BELOW OUR LUNGS 06:56.667 --> 07:00.100 position:10% line:85% size:80% THAT HELPS TO US BREATHE. 07:00.100 --> 07:03.433 position:10% line:85% size:80% SO WHEN WE TAKE A BIG, DEEP BREATH IN, THE DIAPHRAGM 07:03.433 --> 07:06.033 position:10% line:85% size:80% FLATTENS AND ALLOWS US TO BREATHE. 07:06.033 --> 07:08.934 position:10% line:85% size:80% BUT AT THE SAME TIME, THAT DIAPHRAGM LIES RIGHT OVER THE 07:08.934 --> 07:10.433 position:10% line:85% size:80% TOP OF THE STOMACH. 07:10.433 --> 07:14.600 position:10% line:85% size:80% AND AT SOME TIMES WHEN THAT DIAPHRAGM STARTS TO SPASM OR 07:14.600 --> 07:19.300 position:10% line:85% size:80% CONTRACT, IT CAN ACTUALLY CAUSE THE STOMACH TO PULL IN AIR, AND 07:19.300 --> 07:21.800 position:10% line:85% size:80% THEN WE GET THIS HICCUP. 07:21.800 --> 07:25.767 position:10% line:85% size:80% AND EVENTUALLY WE MAY NEED TO BURP SOME OF THAT AIR BACK OUT. 07:25.767 --> 07:27.333 position:10% line:85% size:80% MAX: MY NAME IS MAX. 07:27.333 --> 07:31.033 position:10% line:85% size:80% AND MY QUESTION IS WHAT CAUSES HEARTBURN? 07:31.033 --> 07:35.333 position:10% line:85% size:80% DR. SERICATI: SO HEARTBURN OCCURS WHEN THE STOMACACIDS 07:35.333 --> 07:39.233 position:10% line:85% size:80% COME UP INTO THE SWALLOW TUBE, CALLED THE ESOPHAGUS. 07:39.233 --> 07:42.567 position:10% line:85% size:80% IT'S A VERY COMMON CONDITION THAT WE SEE WITH BOTH YOUNG AND 07:42.567 --> 07:44.600 position:10% line:85% size:80% OLDER PEOPLE. 07:44.600 --> 07:48.133 position:10% line:85% size:80% AND THERE'S A LITTLE MUSCLE THAT SITS AT THE BOTTOM OF YOUR 07:48.133 --> 07:51.133 position:10% line:85% size:80% SWALLOW TUBE, OR THE ESOPHAGUS, AND IT'S CALLED A SPHINCTER 07:51.133 --> 07:52.200 position:10% line:85% size:80% MUSCLE. 07:52.200 --> 07:54.934 position:10% line:85% size:80% A SPHINCTER MUSCLE IS DESIGNED TO OPEN AND CLOSE WHEN YOU NEED 07:54.934 --> 07:56.033 position:10% line:85% size:80% TO. 07:56.033 --> 07:58.934 position:10% line:85% size:80% WHEN PEOPLE EAT, THAT SPHINCTER MUSCLE OPENS AND LETS THE FOOD 07:58.934 --> 08:02.033 position:10% line:85% size:80% DOWN, AND THEN IT'S SUPPOSED TO STAY CLOSED. 08:02.033 --> 08:04.967 position:10% line:85% size:80% AND WHEN YOUR STOMACH TURNS ON ALL THE ACID PUMPS, IT'S 08:04.967 --> 08:07.800 position:10% line:85% size:80% SUPPOSED TO KEEP THE ACID IN YOUR STOMACH. 08:07.800 --> 08:10.700 position:10% line:85% size:80% BUT SOMETIMES WHAT HAPPENS IS THAT MUSCLE RELAXES TOO MUCH AND 08:10.700 --> 08:13.400 position:10% line:85% size:80% ALLOWS ALL THOSE ACIDS IN YOUR STOMACH THAT ARE HELPING DIGEST 08:13.400 --> 08:16.400 position:10% line:85% size:80% YOUR FOOD FLY UP INTO YOUR ESOPHAGUS, AND THAT CAUSES A 08:16.400 --> 08:19.333 position:10% line:85% size:80% BURNING SENSATION THAT PEOPLE CALL "HEARTBURN." 08:19.333 --> 08:21.700 position:10% line:85% size:80% CARTAN-HANSEN: I'M SORRY, WE'VE RUN OUT OF TIME. 08:21.700 --> 08:22.867 position:10% line:85% size:80% MY THANKS TO DRS. 08:22.867 --> 08:25.333 position:10% line:85% size:80% SERICATI AND STORY FOR ANSWERING STUDENTS' QUESTIONS. 08:25.333 --> 08:27.767 position:10% line:85% size:80% DR. SERICATI: THANKS AGAIN, WE HAD A BLAST. 08:27.767 --> 08:29.867 position:10% line:85% size:80% DR. STORY: WE HAD A GREAT TIME, THANK YOU. 08:29.867 --> 08:32.567 position:10% line:85% size:80% CARTAN-HANSEN: AND MY THANKS, ALSO, TO THE FOLKS HERE AT IDAHO 08:32.567 --> 08:34.033 position:10% line:85% size:80% GASTROENTEROLOGY FOR HOSTING US. 08:34.033 --> 08:37.066 position:10% line:85% size:80% IF YOU WANT TO LEARN MORE, CHECK OUT THE "DIGESTIVE SYSTEM" AREA 08:37.066 --> 08:38.600 position:10% line:85% size:80% ON THE SCIENCE TREK WEBSITE. 08:38.600 --> 08:41.400 position:10% line:85% size:80% YOU'LL FIND FACTS, LINKS, GAMES, OUR DIGESTIVE SYSTEM BROADCAST 08:41.400 --> 08:42.934 position:10% line:85% size:80% SHOW, AND LOTS MORE. 08:42.934 --> 08:45.500 position:10% line:85% size:80% AND EVERY WEEK CHECK OUT MY BLOG FOR THE LATEST SCIENCE NEWS FOR 08:45.500 --> 08:46.934 position:10% line:85% size:80% KIDS. 08:46.934 --> 08:48.800 position:10% line:85% size:80% ALL AT IDAHOPTV.ORG. 08:48.800 --> 08:52.767 position:10% line:85% size:80% THANKS FOR JOINING US FOR SCIENCE TREK: THE WEB SHOW. 08:52.767 --> 09:02.500 position:10% line:85% size:80% (MUSIC)