If cardiac ischemia lasts too long, the starved heart tissue dies. This is a heart attack, otherwise known as a myocardial infarction -- literally, death of heart muscle..ost heart attacks occur during several hours -- so never wait to seek help if you think a heart attack is beginning. In some cases there are no symptoms at all, but most heart attacks produce some chest pain. Other signs of a heart attack include shortness of breath, dizziness, faintness, or nausea.
About Krakatoa Volcano. Krakatoa, also known as Krakatau is a small island volcano found in Indonesia, between Java and Sumatra, in the Sunda Strait. For more than 200 years Krakatoa was a quiet, little-noticed island with no eruption occurring.bout Krakatoa Volcano. Krakatoa, also known as Krakatau is a small island volcano found in Indonesia, between Java and Sumatra, in the Sunda Strait. For more than 200 years Krakatoa was a quiet, little-noticed island with no eruption occurring.
Since the 1883 eruption, a new island volcano, called Anak Krakatau (Child of Krakatoa), has formed in the caldera. Of considerable interest to volcanologists, this has been the subject of extensive study since 1960.he eruption of Krakatoa, August 27, 1883. Krakatoa was dormant until May 20, 1883, when it erupted catastrophically. By August 11, three vents were regularly erupting on the volcano.