90 amazing human body facts. For most people their arm span is about equal to their. Human body the physical substance of the human organism. The brain accounts for about 2 percent of body weight but it uses about 20 percent of the oxygen in our blood and 25 percent of the glucose circulating in our bloodstream. Anatomy facts functions. The human brain has a memory capacity which is the equivalent of more than four terabytes on a hard drive.
Learn more about the composition form and physical adaptations of the human body. 99 quick and fascinating facts about the human body. The human body is everything that makes up well you. But did you know. In de humani corporis fabrica andreas vesalius 1543. Now stretch your arms out as far as they can reach.
According to one calculation the average human head contains 456 trillion trillion atoms. Head from the bottom of the head to the middle height of a chest the place. The average adult human figure is about 7 to 75 heads tall. The basic parts of the human body are. Your height basically equals to the span of your arms when you stretch them out to the sides. First we examine your arm span to height ratio.
National library of medicine digital collections. Facts the adult human brain weighs about 3 pounds 1300 1400 g. The cat brain weighs about 30 g. The adult human brain is about 2 of the total body weight. Interesting facts about body proportions. Hold one end of the piece.
Head from the bottom of the head to the. It can support 30 times the weight of a persons body. The old saw that we use just 10 percent of our brainpower isnt true. You height is also roughly 10 times the length from your wrist to the tip of your middle finger and about seven times. The elephant brain weighs about 6000 g. By rachael rettner senior writer 10 march 2016.
The average human brain is 167 mm long. The idealized human figure is traditionally represented as being 8 heads tall. The average human brain is 140 mm wide. There is no one answer for this question since there are different ways to measure strength. Your arms will be parallel to the ground. The only part of the body that has no blood supply is the cornea of the eye.
There is absolute strength maximum force dynamic strength repeated motions elastic strength exert force quickly and strength endurance withstand fatigue. Ounce for ounce thats stronger than. The largest bone in the human body is the femur. Your arm span is the distance between the middle fingertips on each. The average human brain is 93 mm high. Messages from the human brain travel along nerves at up to 200 miles an hour 322 kmh.
Characteristic of the vertebrate form the human body has an internal skeleton with a backbone and as with the mammalian form it has hair and mammary glands. It receives oxygen directly from the air. 22 in an adult human 25 of their. A newborn child can.