Examlex
Write the correct abbreviation for sinoatrial (node):
Selectively Permeable
A property of cell membranes that allows some substances to pass through while blocking others.
Intracellular Fluid
The liquid found inside the cells of the body, constituting about two-thirds of the total body water and playing a key role in cellular function and metabolism.
Depolarization
The process during the action potential when a cell's membrane potential becomes less negative, moving towards zero.
Aldosterone
A hormone produced by the adrenal glands that regulates blood pressure by controlling sodium and potassium levels in the body.
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