Type II avleolar epithelial cells secrete pulmonary surfactant to lower the surface tension of water, which helps prevent airway collapse. Reinflation of the alveoli following exhalation is made easier by pulmonary surfactant. The surfactant reduces surface tension within all alveoli through hydrophilic and hydrophobic forces. Insufficient pulmonary surfactant in the alveoli can contribute to atelectasis (collapse of part or all of the lung).
There are 4 basic situations in which you can invoke and use FMLA leave: 1  Childbirth and newborn care. 2  Adoption or accepting a child for foster care. 3  Caring for a family member (a son, daughter, spouse, or your parent) who has a serious health condition.  Undergoing care and treatment for your own serious health condition.
What the FMLA Does. The FMLA is available to all workers who are employed by businesses with 50 or more. employees (within a 75-mile radius) â or by public agencies, including schools and state, local and federal employers â who have worked for that employer for at least one year and.