Pierwsza ludzka transplantacja serca – Zarządzanie Christiaan Barnard
Pierwsza ludzka transplantacja serca – Zarządzanie Christiaan Barnard – 03.12.1967 medical team under the direction of Professor Christiaan Barnard, South African heart surgeon. Performed at the hospital Groote Schuur Hospital in Cape Town, the first human heart transplant operation.
Wartościowe właściwości omega-3
Wartościowe właściwości omega-3 – Omega-3 fatty acid must be constantly supplied to our body with food, because it can not synthesize them itself. Omega-3 has a lot of valuable properties, including reduce the risk of heart disease and cardiovascular, diabetes or cancer. Among the many vegetable oils, omega-3 contains linseed oil which is fragile. Second place is rapeseed oil, which has 10 times more of these valuable fatty acids than olive oil.
William Harvey – Anatomista oraz fizjolog
William Harvey – 01. 04. 1578 was born anatomist and physiologist William Harvey. As the first, in 1628 described the construction and operation of the bloodstream. He showed that the contraction of the heart is the origin of the muscle. His discoveries made through experiments on dogs. The result of his discoveries were the first, unsuccessful transfusions and dissemination of treatment bloodletting.
Zagrożenie wywołane stresem
Zagrożenie wywołane stresem – Stress arising through work or school, can lead to serious health problems. Such as cardiovascular diseases or the development of depression. Engineers from the lab ETH Zurich have developed in connection with this small device that allows you to measure stress levels. The instrument combines the measurement of skin conductance, heart rate and breathing with the measurement of stress hormones in saliva.
Insomnia – Which is one of the diseases of civilization, seriously affects the state of human health. American specialists found that insomnia increases the concentration of inflammatory hormones in the body. What can manifest itself, among others, poorer functioning blood vessels, consequently leading to heart attack or stroke.
Towarzyskie serce – Research scientists at the University of Gothenburg shows that people singing in the choir comes to synchronize heartbeats. Whereby the pulse rises and falls at the same time. Singing requires a calm and regular breathing, which positively influences the heart rate variability.
Octopus has three hearts
Octopus has three hearts – Octopus is a highly intelligent cephalopod, has neurons in the tentacles, teeth, tongue, and three hearts. Octopuses also have an unusual blood color: blue. Their transport of oxygen through the blood is not based on iron, but the copper. This solution is better suited to low temperatures and low oxygen concentrations.
Second brain – As in the case of operations on the brain heart surgery also it requires extraordinary precision. Neurocardiologists discovered the fact that the heart not only pumps blood through the body – this organ also has about 40,000 nerve cells that constantly exchange information with the neurons in the brain. Doctors speak of „neuro-intelligence of the heart”.
Vicky Noratuk – She remembers every detail: blue aprons, doctors in the operating room, the colors of their hair. Can accurately describe faces. Despite the fact that during the emergency operation her heart briefly stopped beating and she was unconscious, 22-year-old woman if she knew what was happening in the room. It is an exceptional case, neither before nor after the operation was not able to see anything – a woman from birth is in fact blind.
Brain without oxygen supply
Brain without oxygen supply – After the cessation of cardiac brain without oxygen supply remains a maximum of 10 minutes. At the latest nerve cells begin to die. Their power plants, the mitochondria, can no longer produce ATP (adenosine triphosphate) – the substance, which deals with the supply cells with energy.