number facts about the human body there are lot’s of interesting fact’s in this powerpoint by...

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.