Rating Newest Oldest. Best Answer: Behind-the-scenes: When Star Trek creator Gene Roddenberry was asked about the NCC registry, he replied that there was no significance to the letters and numbers comprising the registry of the U.S.S. Enterprise.
Supraventricular Extrasystoles Supraventricular Extrasystoles - ECG Supraventricular extrasystole (SVES) is one of the most common abnormalities that is found in ECGs. The problem is caused by sinoatrial (SA) node itself or by other location in heart atria. The problem is premature emission of electric impulse that spreads throughout the atria and then it is transmitted to the ventricles.
atrial systole contraction of the atria by which blood is forced into the ventricles; it precedes the true or ventricular systole and is indicated by the fourth heart sound. extra systole see extrasystole. ventricular systole contraction of the ventricles, forcing blood into the aorta and pulmonary artery.he contraction, or period of contraction, of the heart, especially of the ventricles, during which blood is forced into the aorta and pulmonary artery. atrial systole. contraction of the atria by which blood is forced into the ventricles; it precedes the true or ventricular systole. extra systole. see extrasystole.