一些關於人體的冷知識分享，小時候真的以為憋氣能死掉，原來根本行不通，另外打噴嚏是這麼危險的動作，也算是長知識了，◥ Right-handed people live， on average， nineyears longer than left-handed people.，◢ 右撇子的壽命比左撇子平均長九年｡，◥ The liver performs over 500 different functions.，◢ 肝臟有五百種以上的功能｡，◥ If your DNA was streched out， it would reach the moon 6000 times.，◢ 如果把人類的 DNA 展開來， 長度可以來回月球三千次｡，◥ There are approx. 550 hairs in the eyebrow.，◢ 一邊的眉毛大約有 550 根｡，◥ The human body weighs forty times more than the brain.，◢ 人體的重量大約是大腦的 40 倍以上｡，◥ Your brain weighs about three pounds， but over two pounds of that is water.，◢ 人類大腦大約三磅 (約 1400 克) 重， 但兩磅 (約 900 克) 以上是水｡，◥ If you were freeze dried， like coffee， 90% of your weight would be the real you， and 10% would be the little critters that call your body their home.，◢ 如果把人像咖啡一樣冷凍脫水， 剩下的重量裡只有 90% 是真正的你， 其他的 10% 都是寄生性動物｡，◥ Smelling bananas and/or green apples (smelling， not eating) can help you lose weight.，◢ 聞嗅香蕉及/或青蘋果的氣味 (是聞而不是吃) 可以使人減重｡，◥ You breathe about 10 million times a year.，◢ 人一年呼吸大約一億次｡，◥ You breathe in about 7 quarts of air every minute. Good thing it's free.，◢ 人每分鐘呼吸 7 夸脫 (約 16 公升) 的空氣｡ 還好不用錢｡，◥ You can't kill yourself by holding your breath. At worst， you would lose consciousness and the lungs would start to breath automatically.，◢ 人類無法憋氣自殺｡ 頂多你會失去知覺， 最後肺還是會自動繼續呼吸｡，◥ If you sneeze too hard， you can fracture a rib.，◢ 打噴嚏太用力的話肋骨可能會骨折｡，◥ If you try to suppress a sneeze， you can rupture a blood vessel in your head or neck and die.，◢ 但忍住不打噴嚏可能會使腦中或頸部的血管破裂而死｡，◥ People say "Bless you" when you sneeze because when you sneeze， your heart stops for a millisecond.，◢ 打噴嚏時旁人會說 "上帝保佑你"， 因為你打噴嚏時心臟會暫停百分之一秒｡，◥ It's impossible to sneeze and to keep ones eye's open at the same time. If you keep your eyes open by force， they can pop out.，◢ 睜著眼睛是打不出噴嚏的｡ 如果以外力使眼皮保持睜開， 眼球可能會掉出來｡，◥ A sneeze can travel as fast as 100 miles per hour.，◢ 噴嚏打出來的時速高達 100 MPH (時速 161 公里)｡，◥ A sneeze travels out your mouth at over 600 MPH.，◢ 打噴嚏的氣流速度超過 600 MPH (時速 966 公里)｡，（註: 上面兩則來自不同資料， 不知道是哪一種噴嚏， 請自行決定要相信哪一個｡），◥ Humans have more than 600 muscles in their bodies.，◢ 人體有六百條以上的肌肉｡，◥ It takes 17 muscles to smile and 42 to frown.，◢ 微笑只需要 17 條肌肉， 皺眉需要 42 條｡，◥ When someone annoys you， it takes 42 muscles to frown， but it only takes 4 muscles to extend your arm and whack them in the head.，◢ 當你討厭某人時， 皺眉需要 42 條肌肉， 但伸手敲他的頭只需要 4 條肌肉｡，◥ If you blink one eye you move over 200 muscles.，◢ 眨單眼需要運動 200 條以上的肌肉｡，◥ The strongest muscle in the body is the tongue.，◢ 人體最有力的肌肉是舌頭｡，◥ Every person has a unique tongue print.，◢ 每個人舌頭上的紋路都不一樣｡，◥ The life span of a taste bud is ten days.，◢ 味蕾的壽命是十天｡，◥ A person swallows approximately 295 times while eating dinner.，◢ 人吃一頓飯平均吞嚥 295 次｡，◥ After eating too much， your hearing is less sharp.，◢ 人吃太飽聽力會變差｡，◥ We drool more than three pints a day.，◢ 人一天的口水量超過 3 品脫 (約 3.4 公升)｡，◥ In your very own lifetime， you'll produce enough spit to fill two swimming pools.，◢ 人一生的口水量足以裝滿兩個游泳池｡，◥ The average human produces 10，000 gallons of saliva in a lifetime.，◢ 人一生的口水量平均是一萬加侖 (約 45450 公升)｡，◥ Your dad sweats enough each day to fill up a 6 pack of soda cans...and then some?，◢ 成年男性每天流汗量足以裝滿六瓶易開罐｡，◥ If the average male never shaved， his beard would be 13 feet long when he died.，◢ 男人如果一輩子不刮鬍子， 到死時鬍子將有 13 呎長｡，◥ Wearing headphones for just an hour will increase the bacteria in your ear by 700 times.，◢ 戴一小時的耳機， 耳中的細菌可以增加 700 倍｡，◥ The littel lump of flesh just forward of your ear canal， right next to your temple， is called a tragus.，◢ 耳朵前方鬢角旁突起的小肉團叫做耳珠 (tragus)｡，◥ The hair of an adult man or woman can stretch 25 percent of its length without breaking. If it is less elastic， it is not healthy.，◢ 成年人的頭髮可以拉伸 25% 而不會斷裂｡ 如果拉不到這個程度就表示頭髮不夠健康｡，◥ Intelligent people have more copper and zinc in their hair.，◢ 聰明人頭髮裡的銅和鋅含量比較多｡，◥ Laughing is aerobic. It provides a workout for the diaphragm and increases the body's ability to use oxygen.，◢ 笑是一種有氧運動｡ 它能鍛鍊橫隔膜， 並增加身體的耗氧率｡，◥ Laughing lowers levels of stress hormones and strengthens the immune system.，◢ 笑可以降低壓力荷爾蒙， 同時強化免疫系統｡，◥ Your fingernails grow four times as fast as your toenails.，◢ 手指甲生長的速率是腳指甲的四倍｡，◥ The thumbnail grows the slowest， and the middle nail grows the fastest.，◢ 拇指指甲長得最慢， 中指指甲最快｡，◥ The white part of your fingernail is called the lunula.，◢ 手指甲根部的白色部份叫做新月 (lunula)｡，◥ Fingernails are made from the same substance as a bird's beak.，◢ 指甲和鳥喙的成分其實是一樣的｡，◥ Your stomach produces a new layer of mucus every two weeks otherwise it will digest itself.，◢ 你的胃每兩週就得長出一層新黏液， 否則會把自己消化掉｡，◥ Every month you grow a brand new outer layer of skin.，◢ 人類每個月長出一層新的皮膚｡，◥ We shed 40 pounds of skin in a lifetime.，◢ 人一生要脫 40 磅 (約 18 公斤) 的皮｡，◥ If you ate too many carrots you would turn orange.，◢ 人吃太多胡蘿蔔時會變成橘色｡，◥ Brains are more active while sleeping than watching TV.，◢ 大腦睡覺的時候比看電視的時候活躍｡，◥ You burn more calories sleeping than you do watching TV.，◢ 睡覺時消耗的熱量比看電視的時候還多｡，◥ The average person falls asleep in seven minutes.，◢ 人通常在七分鐘之內就會睡著｡，◥ The colder the room you sleep in， the better the chances are that you'll have a bad dream.，◢ 臥房太冷的話睡覺容易做惡夢｡，◥ The average person has over 1，460 dreams a year.，◢ 人一年平均做 1460 個夢｡，◥ If you yelled for 8 years， 7 months and 6 days you would have produced enough sound energy to heat one cup of coffee.，◢ 如果連續吼叫 8 年 7 個月又 6 天， 產生的聲音能量正好可以加熱一杯咖啡｡，◥ If you farted consistently for 6 years and 9 months， enough gas is produced to create the energy of an atomic bomb.，◢ 如果連續放屁 6 年 9 個月， 釋放出氣體的能量相當於一顆原子彈｡，◥ Banging your head against a wall uses 150 calories an hour.，◢ 用頭撞牆消耗的熱量是每小時 150 大卡｡，◥ To burn off one plain M&M candy， you need to walk the full length of a football field.，◢ 想靠走路消耗一顆 M&M's 巧克力的熱量， 得走一整個足球場那麼長的距離｡，◥ The human heart creates enough pressure when it pumps out to the body to squirt blood 30 feet.，◢ 人類心臟的壓力可以將血液打到 30 呎高的地方｡，◥ Your heart beats over 100，000 times a day.，◢ 人一天心跳超過十萬次｡，◥ By the time your grandmother is 72 years old， her heart will have chalked up over two-and-a-half BILLION beats.，◢ 女性到 72 歲時心臟已經跳了 25 億次｡，◥ Platelets are manufactured at the rate of 200 billion a day.，◢ 人體每天製造兩千億個血小板｡，◥ A human fetus has fingerprints after three months.，◢ 人類胚胎在三個月大時就有指紋了｡，◥ Children grow faster in the spring.，◢ 小孩在春天長得比較快｡，◥ Babies are born without knee caps. They don't appear until the child reaches 2-6 years of age.，◢ 嬰兒出生的時候沒有膝蓋｡ 要直到 2~6 歲才會長出來｡，◥ The length of your foot is the same las that of your forearm between your wrist and the inside of your elbow? You're probably thinking "no way"， but give it a try...you'll be amazed!，◢ 腳底板的長度跟前臂 (手腕到手肘內側) 剛好一樣｡ 不信就試試看吧｡，◥ Human teeth are almost as hard as rocks.，◢ 人類的牙齒跟石頭差不多硬｡，◥ you're born with 300 bones， but when you get to be an adult， you only have 206.，◢ 人出生的時候有 300 塊骨頭， 成年後只剩 206 塊｡，◥ Human thigh bones are stronger than concrete.，◢ 人類的大腿骨比水泥還堅固｡，◥ The hardest bone in the human body is the jawbone.，◢ 人體最硬的骨頭是下顎骨 (頷骨)｡，◥ The most sensitive finger on the human hand is the index finger.，◢ 人體最敏感的手指是食指｡，◥ The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.，◢ 看到喜歡的東西時， 人類的瞳孔可以擴大 45%｡，◥ Our eyes are always the same size from birth， but our nose and ears never stop growing.，◢ 我們的眼球從出生以來大小都相同， 但鼻子和耳朵卻會不斷長大｡，◥ You blink your eyes about 20，000 times a day.，◢ 人一天眨眼超過兩萬次｡，◥ You blink about 84，000，000 times a year.，◢ 人一年眨眼約八千四百萬次｡，◥ Women blink nearly twice as much as men.，◢ 女性眨眼的次數幾乎是男性的兩倍｡，◥ Girls see better than boys in the dark.，◢ 黑暗中女性的視力比男性好｡，◥ Women prefer blue bedrooms more than other colors. Men prefer white bedrooms.，◢ 女性最喜歡的臥房顏色是藍色， 男性則是白色｡，◥ According to a Kinsey survey， 75% of men ejaculate within three minutes of penetration.，◢ 根據金賽性學報告， 75% 的男人在抽插三分鐘內射精｡，◥ Men can read smaller print than women; women can hear better.，◢ 相對於女性， 男性可以看清更小的字體｡ 不過女性的聽力比較好｡，◥ Women's hearts beat faster than men's.，◢ 女性的心跳比男性快｡，◥ It is impossible to lick your elbow.，◢ 人舔不到自己的手肘｡，◣ 小毛註: 還是有極少數例外: Elbow Lick｡，◥ Over 75% of people who read this will try to lick their elbow.，◢ 75% 以上的人看完本文會嘗試舔自己的手肘｡ 中山醫學大學 幽默河馬 @2017-09-29 14:51:24
