Interesting Facts About the Human Body

Published by in science
27th May 2008
  1. Red blood cells are produced in the red marrow of the bones but in fetus, red blood cells are formed in the liver and spleen.

  2. About 1,700 quarts or 1,600 liters of blood pass through a person’s kidneys each day.

  3. The right lung with 3 lobes is slightly larger than the left lung with only two lobes.

  4. The heart beats about 3,000,000,000 times during a 70-year life-time.

  5. Small and large intestines combined when distended has a total of 28 ft. long.

  6. The tongue gives some indication of the presence of certain disorders elsewhere in the body.

  7. The brain of a male is fully grown by the 20th year. Female is somewhat earlier. At the age of 20, the brain loses about one gram (0.04 ounce) of weight per year.

  8. The Blood

    Blood/red blood cells/plasma/platelets

    • Average adult has 8 to 12 pints (3.8 to 5.7 liters) of blood and can lose one pint (1.47 liter) without danger.
    • The blood has a distinctive odor and salty taste and the body produces between 2,000,000 to 10,000,000 new red blood cells each second.
    • Red blood cells can be stored frozen and remain usable for up to 10 years.
    • Whole blood red blood cells can be stored under refrigeration for up to 6 weeks.
    • A normal count of red blood cells for man per cubic milliliter is 5 million and 4.5 million for woman. When the count is lower the person is anemic.
    • Plasma can be frozen and stored for up to one year.
    • Platelets are stored at room temperature for up to 5 days.
  9. The color of the eyes

  •  Every person has one principal gene for eye color. A gene that codes for a large amount of melanin within the iris generally produces brown eyes.
  • A gene that codes for no melanin in the front layer and a small amount in the black layer generally produces blue eyes
  • Other genes can affect the amount of distribution of melanin resulting in such colors as green or gray. Because of this modifying effect a child with two blue-eyed parents can have brown eyes

0. Soy beans, eggs and liver are good food in improving one’s memory, regulating moods and controlling body movements

11. The smallest group or tribe of man are the pygmies of Congo

Read more in « The Ships of the Desert12 Extraordinary Thing on Earth »

For more amazing facts about the human body see;

Amazing Facts About the Human Body 2

The Incredible Human Body

  • Gerlaine

    Quite interesting indeed! I love it! Thanx for always sharing.

  • Darlene McFarlane

    Another very interesting article, nobert.

    Thank you for sharing,

  • Unofre Pili

    Very informative. Thanks.

  • william rodriguez II

    Yeah, another informative article.Keep it up,bro! More writings to come…

  • Rachel

    Lovely photos.

  • Ruby Hawk

    Interesting information and beautiful pictures.

  • Guest

    Good information. Helped me alot.

  • salvatore

    very interesting Buddy, well done

  • tracy sardelli

    another informative article, thankyou for sharing

  • Lucy Lockett

    I love the little things that I learn from your articles!

  • Blaise

    wow science of medical world(very close to me)..and do u know that the strongest bone is found on the outer layer of the teeth called “Enamel”.

  • Fara Izyana

    Hey thanks!!I am only 9 this year.So this is great for my homework about the human body project.I am in year 5.Thanks!!

  • joemomma

    this website is REALLY good I have to tell my teacher. :D
    :D

  • nurse101

    Nice photos but two facts are way off……Can’t freeze red blood cells, thats why there is always a shortage for hospitals. Also if someone loses 1.47lt of blood there is a real danger esp if they only have 3.8Lt

  • mickey

    this is pretty useful, but i think i need to know more about cells

  • apurva

    thanks for ur information.its really useful 4 my project.kindly get more facts about genes. it really an interesting part of bio.