Signs and symptoms of an effusion vary depending on the underlying disease, but dyspnea, cough, and pleuritic chest pain are common. Chest examination of a patient with pleural effusion is notable for dullness to percussion, decreased or absent tactile fremitus, decreased breath sounds, and no voice transmission.
Medical Definition of velamentous insertion. : attachment of the umbilical cord to the chorion beyond the margin of the placenta.
Flagellin protein (filament) deposited in a helix at the lengthening tip. 3. Base of filament inserts into hook. 4. Basal body anchors filament and hook to cell wall by a rod and a series of either two or four rings of integral proteins.