1 The pain may spread to the arm, shoulder, jaw, or back.  A tear in the wall of the aorta, the large blood vessel that takes blood from the heart to the rest of the body (aortic dissection) causes sudden, severe pain in the chest and upper back.
Voir Dire Law and Legal Definition. Voir dire is a Latin term meaning to see or speak. Voir dire is a legal procedure conducted before trial in which the attorneys and the judge question of prospective jurors to determine if any juror is biased and/or cannot deal with the issues fairly, or if there is cause not to allow a juror to serve.
VFR-Visual Flight Rules that govern the procedures for conducting flight under visual conditions. The term is also used in the US to indicate weather conditions that are equal to or greater than minimum VFR requirements. Also used by pilots and controllers to indicate a specific type of flight plan.OTORCRAFT-A heavier-than-air aircraft that depends principally for its support in flight on the lift generated by one or more rotors. Includes helicopters and gyroplanes. RUDDER-The movable part of a vertical airfoil which controls the YAW of an aircraft; the fixed part being the FIN.