=><= [(text-color:"orange")+(text-style:"underline")[A light but virus-resistant shield.]] <= You should have chosen the shield that resists acid. Acid-resistant protection is the best because it allows to resist gastric juices and bile, which are very acidic and aim to break down food. Resistance to viruses and bacteria is not the most relevant to prevent the decomposition of the vessel. Hopefully, Einstein has some knowledge in chemistry. He thus changes the protection and allows you to be protected. Go to [[Paragraph 43]]=><= [(text-color:"orange")+(text-style:"underline")[A shield that resists acid and allows to float.]] <= Well done! By using this shield, you allow the vessel to resist gastric juices and bile which are very acidic and aim to break down food. Go to [[Paragraph 43]]=><= [(text-color:"orange")+(text-style:"underline")[A very heavy shield but resistant to bacteria.]] <= You should have chosen the shield that resists acid. Acid-resistant protection is the best because it allows to resist gastric juices and bile, which are very acidic and aim to break down food. Resistance to viruses and bacteria is not the most relevant to prevent the decomposition of the vessel. Hopefully, Einstein has some knowledge in chemistry. He thus changes the protection and allows you to be protected. Go to [[Paragraph 43]]=><= (text-color:"orange")+(text-style:"underline")[Adrenal glands] <= Einstein has some knowledge of the English language and remembers that adrenal is composed of two words. "Ad" means above and "renal" means kidney. Thus, it is a gland that is located above the kidneys. You realise this is not the right organ. It is necessarily the second answer: [[Salivary glands]]. Are you sure? (text-color:"orange")[Bile] is a dark-green-to-yellowish-brown fluid produced by the liver of most vertebrates that aids the digestion of lipids in the small intestine. Does the liquid look like that? Go back to [[Paragraph 10]]=><= [(text-color:"orange")+(text-style:"underline")[Do you have any difficulties to find out?]] <= Make up your mind! You got through the mouth, you fell into a hole and you have two roads in front of you. What is the name of this crossroad? Still don’t get it? Think about the name “larynx”. Go back to [[Paragraph 32]]=><= [(text-color:"orange")+(text-style:"underline")[You had difficulties to find the answer?]] <= Never mind, the central administration appreciates your effort and sees that you are not a bad virus here to get Thales sick! Go to [[Paragraph 21]]=><= [(text-color:"orange")+(text-style:"underline")[Do you think you have the right answer?]] <= Did you find ''Pharynx''? If yes, { (live: 1s)[ (set: $randomRed to (random: 0, 255)) (set: $randomGreen to (random: 0, 255)) (set: $randomBlue to (random: 0, 255)) (text-colour: (rgb: $randomRed, $randomGreen, $randomBlue))[Well done!] ] } If not, don’t worry, you tried! The pharynx carries air, food and fluid down from the nose and mouth. It is the site of common illnesses, including sore throat and tonsillitis. Go to [[Paragraph 20]]=><= [(text-color:"orange")+(text-style:"underline")[Do you think you have the good answer?]] <= Did you find ''gastric juice machine''? If yes, { (set: $hue to 0) (live: 1s)[ (set: $hue to it + 10) (text-colour: (hsl: $hue, 1, 0.5))[Well done!] ] } If not, never mind, the central administration appreciates your effort and sees that you are not a bad virus here to get Thales sick! Go to [[Paragraph 21]]=><= [(text-color:"orange")+(text-style:"underline")[Intestine]] <= This answer is not correct. It was the liver. Indeed, the liver is a major organ which performs many essential biological functions, such as detoxification of the organism, and the synthesis of proteins and biochemicals necessary for digestion and growth. Go to [[Paragraph 12]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 1]] <= This is Einstein, a clever little scientist who already has a lot of inventions to his credit, usually to make family life easier. </style> <img src="https://edugraal.eu/wp-content/uploads/2024/02/Einstein-P1.png"> </div> He invented the autonomous vacuum cleaner before anyone else! He also created a machine that prepares breakfast and serves it in bed, perfect for Sunday mornings! Nothing amazes this little genius and he always has an answer for everything! However, [(text-style: "smear")[(text-colour: "white")[''[[one day, an event will give our little inventor a hard time …->Paragraph 4]] '']]] =><= [(text-color:"orange")+(text-style:"underline")[Large intestine]] <= { (live: 1s)[ (set: $randomRed to (random: 0, 255)) (set: $randomGreen to (random: 0, 255)) (set: $randomBlue to (random: 0, 255)) (text-colour: (rgb: $randomRed, $randomGreen, $randomBlue))[Well done!] ] } This is indeed the large intestine. The large intestine allows to recover water from indigestible matters, then to compact them in the form of stools. Go to [[Paragraph 39]]=><= [(text-color:"orange")+(text-style:"underline")[Liver]] <= Correct! Well done. Indeed, the liver is a major organ which performs many essential biological functions, such as detoxification of the organism, and the synthesis of proteins and biochemicals necessary for digestion and growth. Go to [[Paragraph 12]]Are you sure? (text-color:"orange")[Mucus] is a slippery aqueous secretion produced by, and covering, mucous membranes like inside the nose or genital organs. Go back to [[Paragraph 10]]=><= [(text-color:"orange")+(text-style:"underline")[Rectum]] <= The rectum is the final part of the intestine. This is where all the waste is stored before going out by the anus. The large intestine allows to recover water from indigestible matters, then to compact them in the form of stools. Go to [[Paragraph 39]]Well done! This is the good answer. Indeed, (text-color:"orange")[''saliva''] is a slightly sticky liquid that moistens and lubricates food particles, preparing the food for digestion. It is transparent/white. Go to [[Paragraph 9]]=><= [(text-color:"orange")+(text-style:"underline")[Salivary glands]] <= This is indeed the salivary glands. Well done! The salivary glands make saliva, which aids in digestion, keeps your mouth moist and supports healthy teeth. You arrive at the salivary glands; you notice a hole that justifies the fact the big amount of saliva in Thales’s mouth. You look in Einstein’s box inside the vessel and you find a sewing kit. Einstein remembers his sewing lessons with his grandmother; he decides to go outside the vessel to sew the hole. You help him. You get to clog the salivary glands. The remainder of saliva that remains in the mouth allows you to slide at the bottom of the mouth. You fall into a hole and you find yourself facing two roads. A sign is displayed but some letters are erased. Go to [[Paragraph 32]]=><= [(text-color:"orange")+(text-style:"underline")[Stomach]] <= This answer is not correct. It was the liver. Indeed, the liver is a major organ which performs many essential biological functions, such as detoxification of the organism, and the synthesis of proteins and biochemicals necessary for digestion and growth. Go to [[Paragraph 12]]=><= [(text-color:"orange")+(text-style:"underline")[The anus]] <= The right answer was the ''duodenum''. The duodenum is the initial segment of the small intestine. It follows the stomach through the pylorus. From the Latin duodenum digitorum "twelve fingers", so called because of its length, comparable to the width of twelve fingers. Go to [[Paragraph 31]]=><= [(text-color:"orange")+(text-style:"underline")[Appendix]] <= This answer is not correct. It was the liver. Indeed, the liver is a major organ which performs many essential biological functions, such as detoxification of the organism, and the synthesis of proteins and biochemicals necessary for digestion and growth. Go to [[Paragraph 12]]=><= [(text-color:"orange")+(text-style:"underline")[The duodenum]] <= Absolutely! The duodenum is the initial segment of the small intestine. It follows the stomach through the pylorus. From the Latin duodenum digitorum "twelve fingers", so called because of its length, comparable to the width of twelve fingers. Go to [[Paragraph 31]]=><= [(text-color:"orange")+(text-style:"underline")[The intestine]] <= This is not the good answer unfortunately. Food enters the body by the mouth, is shredded by the teeth and falls in the oesophagus before entering the stomach. The intestine is also part of the digestive system. : the central administration of the human body takes you aside before rejecting you from the human body because you are not considered as something "digestible". This is your last chance to convince the central administration and to find out what is making Thales sick. You decide to be honest with them and explain why you are there and that you are not a bacterium harmful to Thales' body. After some hesitation about your good faith, the central administration accepts but on one condition: to help him to put back together the pieces of a machine's manual. They don't know which machine it is, and it is very important to properly file the instructions in case of a problem or malfunction of the machine. The letters in the disorder are the following: (text-color:"yellow")[C I I G A S R T E C J U] and you need to find the name of the machine: =><= ''_ _ _ _ _ _ _ _ _ _ _ _ MACHINE'' <= - [[Do you think you have the good answer?]] - [[Do you have difficulties to find the answer?]]=><= [(text-color:"orange")+(text-style:"underline")[The mouth]] <= { (live: 1s)[ (set: $randomRed to (random: 0, 255)) (set: $randomGreen to (random: 0, 255)) (set: $randomBlue to (random: 0, 255)) (text-colour: (rgb: $randomRed, $randomGreen, $randomBlue))[Well done!] ] } Indeed, food enters the body by the mouth, is shredded by the teeth and falls in the oesophagus before entering the stomach. Go to [[Paragraph 21]]=><= [(text-color:"orange")+(text-style:"underline")[The scrotum]] <= The right answer was the ''duodenum''. The duodenum is the initial segment of the small intestine. It follows the stomach through the pylorus. From the Latin duodenum digitorum "twelve fingers", so called because of its length, comparable to the width of twelve fingers. Go to [[Paragraph 31]]=><= [(text-color:"orange")+(text-style:"underline")[Left]] <= You find yourself in the oesophagus which starts to contract. This contraction allows you to descend little by little to the bottom of the duct until you reach a large door that is closed. This is the food customs: the central administration of the human body asks you some questions. (text-color:"grey")[“Welcome dear food, welcome to the stomach border. We need to ask you one question”. ''"Which way did you enter in?"'' ] - [[The mouth]] - [[The intestine]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 20]] <= How do you know which road to take? (text-colour: "brown")[(text-style: "outline")[Look around you!]] There is a glottis that determines who goes to the road on your right and who goes to the road on your left. You notice that (text-color:"green")[some kind of bubbles] have a green-coloured pass to go right. (text-color:"grey")[“Oxygen bubbles!”] Einstein cries out. When you look in another direction, you see (text-color:"blue")[nutrients in food] having a blue-coloured pass to go left. (text-color:"grey")[“Which direction do we have to take?”] Einstein asks. - You decide to go [(text-color:"green")[[Right]]] - You decide to go [[Left]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 21]] <= You end up in the stomach. You fall into a kind of big pot filled with liquid. However, the stomach is a muscle,[(text-style:"sway")[(text-style:"rumble")[ so you are tilted in all directions and the liquid starts to attack the walls of the vessel.] ]] You definitely need extra protection! Einstein had foreseen such a case but does not know which protection to choose among all those he had created. Can you help him? You need... - [[A shield that resists acid and allows to float. ]] - [[A light but virus-resistant shield. ]] - [[A very heavy shield but resistant to bacteria. ]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 43]] <= It recognises you and allows you to pass, but only if you do it a favour. It asks you to find the gallbladder because the administration can no longer contact it. In which organ is the gallbladder located? - [[Intestine]] - [[Stomach]] - [[Liver]] - [[Appendix]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 12]] <= Just before you can explore the intestine, you face a large, closed door, like the entrance to the stomach. The door is closed by a code. You need this code to continue. ''Some clues are scattered around:'' (text-color:"purple") [o I have a Roman name o My name means "long organ" o I am the first turn of the intestine I am ...] - [[The duodenum]] - [[The anus]] - [[The scrotum]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 31]] <= You find yourself in the small intestine. You notice that all the food becomes liquid and this liquid is absorbed by the walls of the intestine. The nutrients in the food go into the bloodstream to feed the cells. This whole scene fascinates Einstein, he takes pictures and notes for his future research but this fascination quickly gives way to the desire to find out what is making Thales sick. Go to [(text-style:"blink")[[Paragraph 3]]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 3]] <= You decide to contact the central administration to get more information. She informs you that something is hiding in the large intestine but she can't figure out what it is. You explain to her that this is why you are present in the body of Thales and that you are ready to help him. You thus leave to [[explore the small intestine! ->Paragraph 27]] =><= [(text-color:"orange")+(text-style:"underline")[How many meters long do you think the average small intestine is?]] <= The answer to the last question is: ''about 7 meters''. Once you reach the end of the small intestine, the passageway becomes larger, there is less and less liquid and an accumulation of waste (that which has not been absorbed by the intestine). This is the opportunity for you to get out of the vessel with your suits and to explore the rest of this cavity on foot. (text-color:"grey")[“Yuck! But what a smell!"] exclaimed Einstein, (text-color:"grey")[ “where are we?”] ''In which organ are you?'' - [[Large intestine]] - [[Rectum]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 39]] <= You keep going and you start to hear a strange noise in the distance ... You get closer and, in a cavity, next to the intestine, you see a huge colony of little ant-like beings. (text-color:"grey")["Bacteria!"] shouts Einstein. (text-color:"grey")[ "That's probably why Thales isn't feeling well! We have to tell the central administration of the human body!"] You call headquarters and they ask you where you noticed the bacteria. Einstein can't figure out where. Can you help him? ''What is the name of the cavity where the bacteria hide?'' …………………………… Go to [(text-style:"blink")[[Paragraph 17]]]=><= [(text-color:"orange")+(text-style:"underline")[What is the name of the cavity where the bacteria hide?]] <= The answer to the last question is ''the appendix''. It is a growth of the large intestine. It does not play a very important role in the digestive system but it can become inflamed. This inflammation usually leads to its removal. (text-color:"grey")["An appendicitis is an appendicitis!"] shouts the central administration. (text-color:"grey")["Send the defensive globules right away!"] Go to [[Paragraph 42]]=><= [(text-color:"orange")+(text-style:"underline")[An event will give our little inventor a hard time …]] <= Einstein’s brother, Thales, has eaten something that made him sick... No one understands what's happening to him. He went to every doctors of the region. He has also consulted the greatest medical specialists in Europe! No one can find what causes his sickness. Einstein would like to understand why his brother is sick … [[But how?]] =><= [(text-color:"orange")+(text-style:"underline")[Paragraph 42]] <= The administration thanks you for helping them in this research. They still ask you to consult a doctor to consider removing the appendix. To thank you, and to keep you from leaving Thales with the rest of the garbage, the administration asks the lymphocytes to escort you back to the nasal passages. Once there, Einstein releases pepper to make [[Thales sneeze ->END-Paragraph 44]]. =><= [(text-color:"orange")+(text-style:"underline")[Thales sneeze]] <= (text-color:"grey")["Aaaaaatchouuuuuuuum!!!"] You are finally outside! Einstein presses the button on the shrinking machine again and you finally get back to your normal size! Despite a slight headache, everything is fine! You contact the doctor, he operates on Thales and he is finally out of the woods! Now that this adventure is over, [[''can you help Einstein fill in the digestive system diagram on the next page?'']] =><= ''THE END''=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 8]] <= He remembers his brand-new invention: a machine that shrinks objects and people. Its goal? To be able to understand the infinitely small for his research. The machine is not quite perfected for now, but, as he really wants to understand what makes his brother sick, he wonders if he could use it to enter his body and find the reason Thales’s sickness. ''[[Could he do that alone?...]]'' =><= [(text-color:"orange")+(text-style:"underline")[Could he do that alone?..]] <= Einstein is a genius in a lot of topics but, unfortunately, he has little knowledge of biology. He doesn't know much about the digestive system, but he heard that you are a specialist in it. He asks for your help to go with him to the vessel. Guide him through the different organs and give him the necessary answers. { (live: 1s)[ (set: $randomRed to (random: 0, 255)) (set: $randomGreen to (random: 0, 255)) (set: $randomBlue to (random: 0, 255)) (text-colour: (rgb: $randomRed, $randomGreen, $randomBlue))[[Are you ready for that?]] ] }=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 18]] <= Before going to this incredible adventure, you need to make a checklist before going to the vessel Einstein has built for the machine. (text-color:"purple")[ * Helmets? Check! * Microphones? Check! * Suit? Check! * Gloves? Check! * Non-slip shoes? Check! * Lamp torches? Check!] [[Let's go on an adventure!]] Einstein presses the button that activates (text-style:"condense") [the shrinking machine he has just invented … ] =><= [(text-color:"orange")+(text-style:"underline")[Paragraph 7]] <= (text-style:"rumble")[Everything starts to shake, [(text-color:"yellow")[(text-style:"smear")[(text-color:"black")[lightning flashes and everything around you <div style="font-size:200%"> becomes </div> <div style="font-size:300%"> gigantic.</div>]]]]] With your vessel, you land on Thales’s plate, but it doesn’t look like a plate anymore but more like a mountainous landscape. The salt pot looks like a huge statue and the mashed potatoes look like a hill full of wheat fields, the broccolis look like a rainforest, the piece of meat like a huge rock overlooking a river of sauce. No time to be amazed! We have a mission! Go to [[Paragraph 10]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 10]] <= You’re wondering how you can be eaten by Thales. Einstein has an idea! Why not going into the mashed potatoes? After a big bite, you find yourself in a big wet cavity. It's dark and wet, it is impossible to see at 1 meter. But, remember your checklist! You have (text-color:"yellow")[(text-style:"smear")[(text-color:"black")[lamp torches. You discover teeth, a tongue, a glottis… ]]] You are indeed in Thales’s mouth. Suddenly, a sticky liquid spreads in the whole mouth. It is between white and transparent. The vessel has difficulties to remain stable. ''What is this sticky liquid? '' - [[Saliva]] - [[Bile]] - [[Mucus]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 9]] <= There is more and more saliva in Thales' mouth. The tongue becomes slippery and (text-style:"sway")[the vessel is more and more unstable. ] It is absolutely necessary to find the source of this saliva to stop its secretion to be able to advance. Without that, it will be impossible to go further. Einstein asks again your help. ''What is the organ that secretes saliva? '' - [[Adrenal glands]] - [[Salivary glands]]=><= [(text-color:"orange")+(text-style:"underline")[Paragraph 32]] ''P __ A__ Y__ X. '' <= One hole corresponds to one letter. According to you, what is the name of this place? - [[Do you think you have the right answer?]] - [[Do you have difficulties to find out?]]You decide to go (text-color:"orange")[right]. You move forward thanks to Einstein’s vessel and discover many ramifications and the paths get increasingly narrower. You keep on your way but suddenly, you get stuck because of the narrowness. Thales starts coughing harder and harder, (text-style:"rumble")[you feel shaking, (text-style:"sway")[ you are tilted in all directions and are finally ejected from this path.] ] You were in his lungs! [[Go back->Paragraph 20]] the way you came to the crossroads and take another direction. =><= [(text-color:"orange")+(text-style:"underline")[Explore the small intestine]] <= After a while, Einstein gets impatient: (text-color:"grey")["But there is no end to this! How much longer will this go on? It's true that the small intestine is a very long organ!"] - ''How many meters long do you think the average small intestine is'' (to the nearest meter)''?'' ……………………….. Go to [[Paragraph 34]]<img src="https://edugraal.eu/wp-content/uploads/2024/02/systeme-digestif.png">