Interesting facts about the Cardiovascular, Immune, Respiratory, Skeletal and Muscular, Digestive and Excretory, Integumentary and Nervous Systems....Check our findings in the comments:-)
Thursday, 13 May 2010
Body Systems
Posted by Room 4 and 3 Quarters at 11:46 am
Labels: Body Systems
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20 comments:
There are more muscles than bones in the human body.
When you are young you have more bones than when when you are old because different bones join together during puberty and a bit before.
FINN ( I just proved Shakespeare wrong by running up a steep hill near my house without starting slow.... I just sprinted the whole way)
Our heart beats about 100,000 times a day and more than 30 million times a year.
If you laugh it lowers levels of stress hormones and strengthens the immune system.
An average adult carries about 5 litres of blood in their body at any one time.
It takes the interaction of 72 different muscles to produce human speech.
that means table C must be really strong
I'm doing the immune system and this is a fact I found. If someone donates blood they might lose five million white blood cells which help to protect the body, but don't worry you'll still live.
Hi I'm doing Cardiovascular system and here are one cool fact. If all the veins, arteries and capillaries were strung together, they could circle the globe two and half times. There are more than 60,000 miles of blood vessels in an adult body.
While awake, your brain generates between 10 and 23 watts of power–or enough energy to power a light bulb.
Did you know Only four percent of the brain's cells work while the remaining cells are kept in reserve.!!!!!!!!!!!!
nerves can send signals at up to 350 kph
If you traveled the whole distance throught the airways in the lungs it would be 2400km
WE ARE LEARNING PUBERTY AND I AM DOING DIGESTIVE AND EXCRETORY
Did you know there are more nerve cells in the human brain than there are stars in the Milky Way.
this blog is awesome
After you eat, it takes usually between 24 and 72 hours in healthy adults for the complete process of digestion to occur
Did you know that your thumb is the same length of your nose.
Did you know nerves can carry signals at an amazing speed of 100 meters a second...and that's not their fastest!
Did you know 200 muscles are used in each step you take.
A child in its mothers womb grows neurons at the rate of 250,000 per minute.:)
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