Examlex
Calculate the wavelength of the line in the Lyman series that results from the transition n = 3 to n = 1.The Rydberg constant equals 2.180 × 10−18 J.
Outermost Layer
The external surface or coating of an object or body.
Epicardium
The outermost layer of the heart's wall, playing a crucial role in providing a protective layer and contributing to the heart's lubricative outer covering.
SA Node
The sinoatrial node, a group of cells in the heart that regulates the heart's rhythm by generating electrical impulses.
Cardiac Conduction
The process by which electrical impulses are generated and transmitted throughout the heart muscle, leading to heart contraction and blood circulation.
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