Free Vision Screenings for Infants and Toddlers. The early years of life from birth until age five are crucial for a childâs visual development and eye health. The American Optometric Association recognizes how important it is to get your baby's vision off to a good start.
atrium(Noun) An upper chamber of the heart that receives blood from the veins and forces it into a ventricle. In higher vertebrates, the right atrium receives blood from the superior vena cava and inferior vena cava, and the left atrium receives blood from the left and right pulmonary veins.
Atria: The plural of atrium. Atrial: Pertaining to the atria, the upper chambers of the heart, as in atrial fibrillatio... Atrial fibrillation: An abnormal and irregular heart rhythm in which electrical signals ar... Atrial flutter: Well-organized but overly rapid contractions of the atrium of the heart (u... Atrium: An entry chamber. On both sides of the heart, the atrium is the chamber that leads... Atropine: A drug, made from the belladonna plant, that is administered via injection, eye ...