Copyright Â© by The McGraw-Hill Companies, Inc. McCulloch v. Maryland 1. McCulloch v. Maryland. John Marshall. OVERVIEW. McCulloch v. Maryland established the basis for the expansive authority of the U.S. Congress. The Supreme Court held that the necessary and proper clause of the U.S.
Medical Definition of ambivert. : a person having characteristics of both extrovert and introvert.
Introvert and extravert. Introvert and extravert, basic personality types according to the theories of the 20th-century Swiss psychiatrist Carl Jung.