{"id":3090,"date":"2014-12-02T11:54:45","date_gmt":"2014-12-02T11:54:45","guid":{"rendered":"http:\/\/www.123fakta.com\/da\/?p=3090"},"modified":"2026-03-19T10:38:22","modified_gmt":"2026-03-19T10:38:22","slug":"hauskoja-faktoja-kehosta","status":"publish","type":"post","link":"https:\/\/www.123fakta.com\/fi\/fun-facts-about-the-body","title":{"rendered":"Hauskoja faktoja kehosta"},"content":{"rendered":"<ol>\n<li><strong>T\u00e4htip\u00f6ly<\/strong>: Kaikki ihmiset koostuvat p\u00e4\u00e4asiassa (93%) t\u00e4htip\u00f6lyst\u00e4, joka on sama aine, josta l\u00e4hes kaikki muutkin maapallon alkuaineet on tehty.<\/li>\n<li><strong>Silm\u00e4n pikselit<\/strong>: Jos ihmissilm\u00e4 olisi digitaalikamera, sen koko olisi 576 megapikseli\u00e4.<\/li>\n<li><strong>Aistit<\/strong>: Ihmissilm\u00e4 voi erottaa 10 miljoonaa v\u00e4ri\u00e4 ja nen\u00e4si tunnistaa jopa 50 000 tuoksua.<\/li>\n<li class=\"no-mobile\"><strong>Nen\u00e4 ja korvat<\/strong>: Nen\u00e4si ja korvasi eiv\u00e4t koskaan lakkaa kasvamasta<\/li>\n<li><strong>Aivojen energia<\/strong>: Kun ihminen on hereill\u00e4, h\u00e4nen aivonsa tuottavat tarpeeksi energiaa sytytt\u00e4\u00e4kseen pienen hehkulampun.<\/li>\n<li><strong>Rauta<\/strong>: Ihmiskehossa on riitt\u00e4v\u00e4sti rautaa 7,5 cm pitk\u00e4n kynnen valmistamiseen.<\/li>\n<li><strong>Iho<\/strong>: Ihminen irtoaa noin 600 000 ihohiukkasta tunnissa.<\/li>\n<li><strong>Smart<\/strong>: Kehosi tuottaa noin 1 litran limaa p\u00e4iv\u00e4ss\u00e4 ja koko el\u00e4m\u00e4ns\u00e4 aikana ihminen tuottaa noin 25 000 litraa sylke\u00e4.<\/li>\n<li><strong>Atomit<\/strong>: Aikuinen ihminen koostuu noin 7 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 (7 octillion) atomista.<\/li>\n<li><strong>Kuolema<\/strong>: Kolmen p\u00e4iv\u00e4n kuluessa kuolemasta osa entsyymeist\u00e4si (ne, joita k\u00e4ytit ruoan sulattamiseen) alkavat kuluttaa sinua.<\/li>\n<\/ol>\n<div class=\"mceTemp\"><\/div>\n<h2>Tietoa syd\u00e4mest\u00e4 ja verenkierrosta<\/h2>\n<ul>\n<li><strong>Energia<\/strong>: Syd\u00e4n tuottaa p\u00e4ivitt\u00e4in energiaa niin paljon, ett\u00e4 se riitt\u00e4\u00e4 ajamaan kuorma-auton 20 mailia. Elini\u00e4n aikana se vastaa matkaa, joka ajetaan kuuhun ja takaisin!<\/li>\n<li><strong>Verisuonet<\/strong>: Aikuisen ihmisen kehossa on noin 100 000 kilometri\u00e4 suonia ja verisuonia. Se riitt\u00e4\u00e4 2,5 kertaa maapallon kiert\u00e4miseen.<\/li>\n<li><strong>Heartbeat<\/strong>: Syd\u00e4n ly\u00f6 100 000 kertaa p\u00e4iv\u00e4ss\u00e4, 35 miljoonaa kertaa vuodessa ja 2,5 miljardia kertaa el\u00e4m\u00e4ss\u00e4.<\/li>\n<li><strong>Syd\u00e4men impulssi<\/strong>: Syd\u00e4mell\u00e4 on oma s\u00e4hk\u00f6inen impulssi ja se jatkaa sykkimist\u00e4, vaikka se olisi irrotettu kehosta (kunhan se saa riitt\u00e4v\u00e4sti happea).<\/li>\n<li><strong>Musiikillinen syd\u00e4men syke<\/strong>: Musiikki vaikuttaa sykkeeseemme; kuuntelemastamme musiikista riippuen sykkeemme muuttuu - ja jossain m\u00e4\u00e4rin j\u00e4ljittelee musiikin rytmi\u00e4.<\/li>\n<li><strong>Pulssi<\/strong>: Lasten syke on korkeampi (90-120 ly\u00f6nti\u00e4 minuutissa) kuin aikuisten (60-72 ly\u00f6nti\u00e4 minuutissa). Joillakin huippu-urheilijoilla on alhaisempi syke kuin muulla v\u00e4est\u00f6ll\u00e4.<\/li>\n<li><strong>Syd\u00e4men koko<\/strong>: Lapsen syd\u00e4n on yhden puristetun lapsen k\u00e4den kokoinen, kun taas aikuisen syd\u00e4n on kahden puristetun aikuisen k\u00e4den kokoinen.<\/li>\n<li><strong>Veri<\/strong>: Aikuisella on keskim\u00e4\u00e4rin 5,63 litraa verta, joka koostuu 78% vedest\u00e4.<\/li>\n<li><strong>Verenkierto<\/strong>: Kehon veri kiert\u00e4\u00e4 koko verenkierron l\u00e4pi 20 sekunnissa.<\/li>\n<\/ul>\n<figure id=\"attachment_7217\" aria-describedby=\"caption-attachment-7217\" style=\"width: 290px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7217 size-full\" src=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/2014\/12\/kroppen-hjertet-1.jpg\" alt=\"Fakta: Syd\u00e4n tuottaa paljon energiaa koko elini\u00e4n aikana.\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/2014\/12\/kroppen-hjertet-1.jpg 300w, https:\/\/www.123fakta.com\/wp-content\/uploads\/2014\/12\/kroppen-hjertet-1-16x12.jpg 16w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-7217\" class=\"wp-caption-text\">Attribuutio: Mistshadow2k4 - deviantart.com: Mistshadow2k4 - deviantart.com<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>Fakta: Syd\u00e4n tuottaa elinaikanaan energiaa niin paljon, ett\u00e4 se riitt\u00e4\u00e4 ajamaan kuorma-auton kuuhun ja takaisin.<\/strong><\/em><\/p>\n<h2>Ihmisen mikro-organismit<\/h2>\n<ul>\n<li><strong>Suolistobakteerit<\/strong>: Aikuisella ihmisell\u00e4 on suolistossa 2 - 3 kg bakteereja, ja valtaosa kaikista ihmisen bakteereista el\u00e4\u00e4 suolistossa. Suolistobakteereja on enemm\u00e4n (satoja biljoonia) kuin soluja (noin 75 biljoonaa), ja suolistossamme on 500-1000 bakteerilajia. Bakteerien lis\u00e4ksi suolistossa on my\u00f6s sieni-iti\u00f6it\u00e4 ja viruksia.<\/li>\n<li><strong>Suun bakteerit<\/strong>: Ihmisen suuontelossa arvioidaan olevan noin 20 miljardia bakteeria, jotka jakautuvat 500-650 lajiin.<\/li>\n<li><strong>Hiuspunkit<\/strong>: Joidenkin ihmisten silm\u00e4ripsiss\u00e4 el\u00e4\u00e4 pieni\u00e4 punkkeja, joita kutsutaan \"karvatupen punkkeiksi\". Ne ovat 0,3-0,4 mm pitki\u00e4 ja puoliksi l\u00e4pin\u00e4kyvi\u00e4.<\/li>\n<li><strong>Mikro-organismit<\/strong>: On arvioitu, ett\u00e4 mikro-organismit muodostavat yhdess\u00e4 1 - 3% ihmisen kehon massasta.<\/li>\n<\/ul>\n<h2>Kehon lihakset<\/h2>\n<ul>\n<li><strong>Lihasten lukum\u00e4\u00e4r\u00e4<\/strong>: Kehossa on 320 nimetty\u00e4 lihasparia, ja niiden kokonaism\u00e4\u00e4r\u00e4n arvioidaan olevan 640-850. Tarkka m\u00e4\u00e4r\u00e4 riippuu siit\u00e4, mit\u00e4 m\u00e4\u00e4ritell\u00e4\u00e4n yksitt\u00e4isiksi lihaksiksi ja lihasryhmiksi.<\/li>\n<li><strong>Lihasten aktivointi<\/strong>: Kun otat 1 askeleen, k\u00e4yt\u00e4t jopa 200 lihasta.<\/li>\n<li><strong>Vahvin lihas<\/strong>: Kehomme vahvin lihas on leukalihas, jota k\u00e4yt\u00e4mme muun muassa pureskeluun.<\/li>\n<li><strong>Pisin lihas<\/strong>Pisin lihas on sartoriuslihas, joka sijaitsee reiden etuosassa ja kulkee lantiosta vinosti reitt\u00e4 pitkin polven sis\u00e4puolelle.<\/li>\n<li><strong>Suurin lihas<\/strong>: Suurin lihas on pakaralihas (gluteus maximus), joka on osa pakaralihaksia.<\/li>\n<\/ul>\n<h2>Lis\u00e4\u00e4 faktoja ihmiskehosta<\/h2>\n<ul>\n<li><strong>Hiki haju<\/strong>: Hiki on hajutonta. Hiki haisee, kun ihollamme olevat bakteerit sekoittuvat hikeen.<\/li>\n<li><strong>Ainutlaatuiset ihmiset<\/strong>: Jokainen ihminen on ainutlaatuinen monin tavoin, mukaan lukien ainutlaatuiset sormenj\u00e4ljet, varpaanj\u00e4ljet, kielenj\u00e4ljet ja sieraimet.<\/li>\n<li><strong>Tuntoaisti<\/strong>: Sormillamme on niin kehittynyt tuntoaisti, ett\u00e4 voisimme erottaa talon ja auton toisistaan, jos sormemme olisivat maapallon kokoiset.<\/li>\n<li><strong>Happi<\/strong>: Aivot ja keskushermosto k\u00e4ytt\u00e4v\u00e4t 15 - 20% elimist\u00f6n hapesta, munuaiset k\u00e4ytt\u00e4v\u00e4t 22% ja syd\u00e4n 5%.<\/li>\n<li><strong>Silm\u00e4muna<\/strong>: Yksi silm\u00e4 (silm\u00e4muna) painaa noin 28 grammaa.<\/li>\n<li><strong>DNA<\/strong>: Jos voisit rullata kaikki DNA-s\u00e4ikeesi irti, ne ulottuisivat yli 16 miljardin kilometrin p\u00e4\u00e4h\u00e4n, mik\u00e4 vastaa suunnilleen et\u00e4isyytt\u00e4 Maasta Plutoon ja takaisin.<\/li>\n<li><strong>Stetoskooppi<\/strong>: Ranskalainen l\u00e4\u00e4k\u00e4ri Rene Laennec (1781-1826) keksi stetoskoopin, koska h\u00e4nen mielest\u00e4\u00e4n oli sopimatonta laittaa korvansa rintakeh\u00e4\u00e4 vasten rintavilla naispotilailla.<\/li>\n<li><strong>P\u00f6ly<\/strong>: Suurin osa p\u00f6lyst\u00e4, jota l\u00f6yd\u00e4t s\u00e4nkysi alta, on per\u00e4isin omista kuolleista ihosoluistasi.<\/li>\n<li><strong>Ruoansulatuskanava<\/strong>: Ruoansulatuskanava on 9 metri\u00e4 pitk\u00e4 ja kulkee suusta per\u00e4suoleen.<\/li>\n<li><strong>Ruokatorvi<\/strong>: Ruoan kulkeutuminen suusta mahalaukkuun (ruokatorven kautta) kest\u00e4\u00e4 7 sekuntia.<\/li>\n<li><strong>Bones<\/strong>: Ihmisvauvalla on yli 60 luuta enemm\u00e4n kuin aikuisella. L\u00e4hes puolet ihmisen luista on k\u00e4siss\u00e4 ja jaloissa.<\/li>\n<li><strong>Luun lujuus<\/strong>: Vaikka luut koostuvat 31% vedest\u00e4, ne ovat uskomattoman vahvoja. Painon ja lujuuden suhteella mitattuna ne ovat vahvempia kuin ter\u00e4s. Pieni 16 cm3 :n luu voi kantaa huikeat 8 626 kg - tai enemm\u00e4n - mik\u00e4 vastaa viiden suuren auton painoa.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>T\u00e4htip\u00f6ly: Se on samaa ainetta, josta l\u00e4hes kaikki muutkin maapallon alkuaineet koostuvat Silm\u00e4n pikselit: Jos ihmisen silm\u00e4 olisi digitaalikamera, siin\u00e4 olisi 576 megapikseli\u00e4 Aistit: Ihmissilm\u00e4 voi erottaa 10 miljoonaa v\u00e4ri\u00e4 ja nen\u00e4si voi tunnistaa jopa ... <a title=\"Hauskoja faktoja kehosta\" class=\"read-more\" href=\"https:\/\/www.123fakta.com\/fi\/fun-facts-about-the-body\" aria-label=\"Lue lis\u00e4\u00e4 aiheesta Hauskoja faktoja kehosta\">Lue lis\u00e4\u00e4<\/a><\/p>","protected":false},"author":1,"featured_media":7219,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[84,66],"tags":[120],"class_list":["post-3090","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fun-facts","category-miscellaneous","tag-adsense"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fun facts about the human body - Various thing you didn&#039;t know<\/title>\n<meta name=\"description\" content=\"Fact: 93% of the body is made up of stardust. 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