Name: Everything We've Ever Known About... The Heart
Uploaded: 2017-02-09T05:15:39.000Z
Duration: 3 min 32 s
Description: Thousands of YouTube videos with English-Chinese subtitles! Now you can learn to understand native speakers, expand your vocabulary, and improve your pronunciation...

Every day your heart beats a 100,000 times

Egyptians believed it wasn't blood that travelled

they believed that the heart and other organs had

- who by all accounts look like a cross between a hipster and Rory McGrath -

said the heart was the seat of intelligence, motion and sensation

brain and liver merely existed to keep the heart cool.

Around 275BC, a guy called Erasistratus almost figured

but thought that the heart pump air containing the

- shown here having just walked into a plate glass window -

He said, [bad Greek accent] "The heart is, as it were,

the hearthstone and source of the innate heat by which the animal is governed."

I can only really do German and French accents.

to the liver in importance, since it didn't produce any humour.

The heart continued to be studied in Europe

and Islam, where in the 1200s, Ibn-al-Nafiz

but he wasn't very popular at parties and

So it wouldn't be until 1628, when English

physicist William Harvey wrote On the Circulation of Blood,

that we would know that the heart's one role is the

He once restarted an arrested pigeon's heart by flicking it

He realised that blood had to be circulated

The irony being that he could have learned from

trying electric shocks on various bits of it.

and rectum. He then tried the experiment on

Bichat and Nysten used electricity to restart the hearts

developed independently in Australia and America.

In 1957, a dog with an artificial heart survives...

In 1963 the first patent for an artificial

Winchell’s work is aided by Dr Henry Heimlich -

Four years later, a South African called Louis Washkansky

Only in the 1980s did the procedure become

300 are carried out in the UK every year.