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Who Discovered Myocardial Infarction

Who Discovered Myocardial Infarction
Myocardial Infarction, more commonly referred to as heart attack, occurs when there is lack of oxygen in some parts of the heart due to insufficient blood supply. The most common cause of myocardial infarction is blocked artery or arteries of the heart which impedes blood supply thereby resulting in oxygen not being pumped properly through the heart. This cycle causes heart cells to die, which in turn results in a heart attack. Who Discovered Myocardial Infarction? Studies show that heart disease was first discovered as early as 1550 B.C. by early Egyptians. Scrolls and papyri discovered back in the 1800s contain documentations enumerating how the early Egyptians detected heart diseases and cardiac failure, proving that as early as the 15th B.C., people were already being treated for myocardial infarction. Furthermore, there were details included in the scrolls where certain surgery procedures including operating on the chest indicate that indeed early Egyptians were already knowledgeable...

Who Discovered Zinc?

Who Discovered Zinc?
Zinc (also identified as spelter) is considered as one of the plentiful elements in the crust of the Earth. Some countries like the United States, Canada and Australia are fortunate to have abundant sources of the element. In order to produce the element, there are process that should be done such as roasting, froth floatation and extraction. This element has various applications in different industries including the wood industry. Before we proceed with the different uses of the metal, it is important to start with the history of zinc. Historical Background Who discovered zinc? According to records, German scientist Andreas Margraf discovered the element in 1746. Even if Margraf was recognized for the discovery of the element, many historians agree that the element was already used by ancient people. One of the evidences that the element was used in early societies is the prehistoric statuette that was recovered in Transylvania, which was made from 87.5 per cent zinc. Aside from this,...

Who Discovered Measles?

Who Discovered Measles?
Measles is a viral infection affecting the respiratory system. People who are affected by this disease usually show signs such as red eyes, runny nose and fever. It is very contagious and can easily spread via respiration. Furthermore, patients can also have a rash, which is generally described as erythematous and maculopapular. In addition to all these important details, it is also good to know something about its history including who discovered measles. The Discovery of Measles Who discovered measles? A Persian physician named Muhammad ibn Zakariya ar-Razi was credited for the discovery of measles as a different disease from chickenpox and smallpox. He lived from 860 to 932. He published a book written in Arabic entitled “The Book of Smallpox and Measles.” Before that, a similar disease was already found some time in between 165 and 180 A.D. However, people were unsure whether that disease was measles or smallpox. Additional Facts and Other Interesting Details Within the span...

Who Discovered Tin?

Who Discovered Tin?
One of the most amazing facts about tin is its usage since ancient times. There is evidence that Stone Age men used it 3,500 years ago. How the ancients discovered it is still a mystery. Discovery and History of Tin During the Late Stone Age people learned to put tin and copper together to produce bronze. Bronze was much easier to manipulate than copper and its use became widespread. This discovery ushered in the Bronze Age, which influenced the Egyptian, Mesopotamian and Indus Valley civilizations. Everything from weapons to utilities were fashioned from these materials. One of the oldest tin mining sites is in the Taurus Mountains in Turkey. An assessment of the facts about tin will show that usage of tin as a pure metal didn’t start until 600 BC. Tin was used heavily during the Medieval Ages, with Cornwall being one of the leading producers. Tin were also discovered and used in Asia. China, Laos and Indonesia were among the countries that also utilized the element. By 1931, the International...

Who Discovered Mars?

Who Discovered Mars?
There have been many movies that have been made that depict the planet Mars as a source of alien life. Some movies even depict Martians attacking planet Earth. There are many who ask who discovered Mars and how it was discovered. The truth is that for reasons quite obvious we may never know who exactly it was who discovered this planet. God of War Mars may be familiar to some as being called the God of war. Both the Greeks and the Romans called the planet as the God of War. The Greeks called the planet as Ares while the Romans called it Mars, but both symbolize the same deity. Since the planet Mars is really visible to the naked eye it was discovered even before any recorded history. Thus we really cannot tell who discovered Mars. Read more VN:F [1.9.22_1171]please wait...Rating: 6.7/10 (22 votes cast)