Acute coronary syndrome (ACS) is a syndrome (a set of signs and symptoms) due to decreased blood flow in the coronary arteries such that part of the heart muscle is unable to function properly or dies.

Adenosine triphosphate (ATP) is a complex organic chemical that is involved in energy transfer within cells.

Amino acids are organic compounds that serve as the building blocks of proteins and play crucial roles in various biological processes.

Ammonia is a compound composed of one nitrogen atom bonded to three hydrogen atoms.

Biochemistry is a branch of science that explores the chemical processes and substances that occur within living organisms.

Biology is a natural science that studies life and living organisms, including their structure, function, growth, evolution, distribution, and taxonomy.

Biomechanics is the study of the structure, function and motion of the mechanical aspects of biological systems, at any level from whole organisms to organs, cells and cell organelles, using the methods of mechanics.

Chemistry is a branch of science that studies matter and the changes it undergoes.