Number Facts about the Human Body

There are lot’s of interesting fact’s in this

PowerPoint

By Gaby D

There are heaps of different number facts about the body and here are just a few to help you get through school work, (NOOOO) while we are doing this topic!

Fact 1

The nose has specialized smell - detecting cells with nerves taking information to the brain. Each nerve has up to 25 tiny micro - hairs that respond to minute odour particles.

Fact 2

The average 25 year old has up to 10,000 taste buds. After the age of 50, however, taste buds gradually die and a 70 – year – old may only have 5,000 taste buds left.

Fact 3

The average adult human being consumes 550 kilograms of food in a year.

Fact 4

At rest people breathe in and out 10 to 15 times each minute or an average of 20,000 each day.

Fact 5

• More than 300 million alveoli in the lungs provide a huge surface area for taking in oxygen.

Fact 6

• The human heart beats more than 3,000 times in an average life time.

Fact 7• At rest, each heartbeat pumps

out around 80 millilitres of blood.

Fact 8

• A tiny pinhead-sized drop of blood contains 5,000,000 red cells, 5,000 white cells, as well as 300,000

platelets.

Fact 9

• The body has more than 640 skeletal muscles.

Fact 10

• There is no link between brain size and intelligence – Einstein’s brain weighed just 1.2 kilograms.