a wavelike contraction that propels the contents of tubular organs, for example, the intestine, stomach, and ureters, caudally in animals or in a downward direction in man. Peristalsis is the result of many coordinated contractions of the longitudinal and transverse muscles in the walls of a tubular organ.
Judicial review is important in the US government because it serves as a check on the other branches of government. Judicial review is the power established through the landmark supreme court case Marbury v. Madison. It allows a higher court to review cases with questionable constitutionality. It also allows the supreme court to rule acts of Congress or of the President as unconstitutional and have them removed.
Judicial review. Judicial review is a process under which executive and (in some countries) legislative actions are subject to review by the judiciary. The power of courts to assess whether a law is in compliance with the constitution.