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Myocardial infarction (MI) refers to tissue death ( infarction) of the heart muscle ( myocardium) caused by ischemia, the lack of oxygen delivery to myocardial tissue. It is a type of acute coronary syndrome, which describes a sudden or short-term change in symptoms related to blood flow to the heart. [22]
Hemoglobin ( haemoglobin, [a] Hb or Hgb) is a protein containing iron that facilitates the transport of oxygen in red blood cells. Almost all vertebrates contain hemoglobin, [3] with the exception of the fish family Channichthyidae. [4] .
The cheetah ( Acinonyx jubatus) is a large cat and the fastest land animal. It has a tawny to creamy white or pale buff fur that is marked with evenly spaced, solid black spots. The head is small and rounded, with a short snout and black tear-like facial streaks.
Michael Joseph Jackson (August 29, 1958 – June 25, 2009) was an American singer, songwriter, dancer, and philanthropist. Known as the " King of Pop ", he is regarded as one of the most significant cultural figures of the 20th century.
Ralph Waldo Emerson (May 25, 1803 – April 27, 1882), [2] who went by his middle name Waldo, [3] was an American essayist, lecturer, philosopher, abolitionist, and poet who led the Transcendentalist movement of the mid-19th century.
The Organisation for Economic Co-operation and Development ( OECD; French: Organisation de coopération et de développement économiques, OCDE) is an intergovernmental organisation with 38 member countries, [1] [4] founded in 1961 to stimulate economic progress and world trade.
Canada is a federation composed of 10 federated states, called provinces, and three federal territories. In turn, these may be grouped into four main regions: Western Canada, Central Canada, Atlantic Canada, and Northern Canada ( Eastern Canada refers to Central Canada and Atlantic Canada together). [226]
