Coronary angiography, more commonly called cardiac catheterization, is a definitive test for coronary artery disease (CAD). CAD is a condition where the blood vessels to the heart lose their elasticity and become narrowed by atheroslerotic deposits of plaque.
martial law. martial law, temporary government and control by military authorities of a territory or state, when war or overwhelming public disturbance makes the civil authorities of the region unable to enforce its law. Martial law refers to rule by the domestic army only the rule of occupied territory by an invading army is known as military government .
However, the Supreme Court has interpreted both to allow the declaration of martial law by the president or Congress. On the state level, a governor may declare martial law within her or his own state. The power to do so usually is granted in the state constitution. Congress has never declared martial law. However, at the outset of the Civil War, in July 1861, Congress ratified most of the martial law measures declared by President Abraham Lincoln. Its martial law declaration gave the Union military forces the authority to arrest persons and conduct trials.