lungs

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6 09, 2017

Human body – history of medicine

By |2019-09-04T04:51:54-07:00September 6th, 2017|Science|0 Comments

Ebers Papyrus, one of the oldest known medical texts about the human body. From Egypt, about 1550 BC How does the human body work? Doctors have been trying to figure out how the human body works since the Stone Age, and there are still many things we don't know about the human body even [...]

4 09, 2017

Medicine and doctors in the Roman Empire

By |2019-07-15T22:20:43-07:00September 4th, 2017|Romans, Science|1 Comment

Roman medicine: Galen used surgical instruments like these What do we mean by Roman medicine? Roman medicine is really West Asian and African medicine. That's because most of the great doctors of the Roman Empire lived in West Asia (in Turkey and Syria), or in Africa (in Egypt), not in Europe. Egyptian doctors [...]

27 07, 2017

Medieval Islamic medicine

By |2019-08-22T09:31:55-07:00July 27th, 2017|Islam, Science|0 Comments

Islamic medicine: From an Ottoman manuscript, two doctors telling the pharmacist how to make different medicines Writing medical encyclopedias Doctors made big scientific advances in medicine during the Islamic empire. The Islamic Empire was rich enough from Silk Road trade and trading on the Indian Ocean to pay a lot of doctors and scientists, [...]

27 07, 2017

ibn al-Nafis – Discoveries of Islamic scientists

By |2019-09-06T09:40:40-07:00July 27th, 2017|Islam, Science|0 Comments

Illustration in Ibn al-Nafis Who was ibn al Nafis? Ibn al Nafis was born in Syria in the early 1200s AD, just as the power of the Seljuks was collapsing. He studied medicine in Damascus (in Syria) at first, but then moved to Cairo, in Mamluk Egypt, to work with the best doctors of his time (and [...]

27 05, 2017

How do animals breathe? Respiration, Evolution, Biology

By |2018-04-21T11:56:44-07:00May 27th, 2017|Biology|0 Comments

Fish gills The first cells, which evolved about 3.8 billion years ago, needed carbon dioxide to live and not oxygen. They needed the carbon dioxide to help them break down molecules to get energy out of them, and they were able to get the carbon dioxide they needed from the oceans they lived [...]

27 05, 2017

Lungs project – Using your lungs to float – Biology and Evolution

By |2017-05-27T17:45:31-07:00May 27th, 2017|Biology, Games|0 Comments

Caribbean woman swimming with two children Your own lungs still can act a little like swim bladders. When you go swimming at the pool or in the ocean or a lake, try taking a deep breath and floating while you hold your breath. Then try blowing out all the air, and floating. Which [...]