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Identify the ground-state electron configuration for Pb.
Abdominal Mass
A lump felt in the abdomen that may be caused by a variety of medical conditions, ranging from benign cysts to cancers.
Cardiac Muscle Fibers
Specialized muscle fibers in the heart that are responsible for the heart's contraction and pumping action.
Striations
Parallel lines or grooves on a surface, often seen in muscle fibers and certain types of rocks, indicative of specific structural or formation processes.
Cellular Fragments
Pieces or parts of cells that have broken off from the main cell body, often involved in specific bodily functions.
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