Surfactant is a complex substance containing phospholipids and a number of apoproteins. This essential fluid is produced by the Type II alveolar cells, and lines the alveoli and smallest bronchioles.
William and Anne Shakespeare had three children. Their first child was Susanna, born a mere six months after the wedding of her parents. She was christened on May 26, 1583, and twins arrived in January, 1585.
Credit: John Moore Getty Images News Getty Images. Susanna was baptized in May 1583, six months after Shakespeare and his wife, Anne, got married. Susanna had one daughter, Elizabeth, who did not have any children herself. Hamnet and Judith, baptized in 1585, were twins. The boy died at the age of 11 while Judith lived until 1662.