Respiratory Distress Syndrome. Respiratory distress syndrome of the newborn, also called hyaline membrane disease, is the most common cause of respiratory distress in premature infants, correlating with structural and functional lung immaturity. The pathophysiology is complex.
Orange juice with pulp is a heterogeneous mixture. The pulp is not uniformly distributed throughout the juice, often settling at the bottom of the jug, resulting in regions with distinctly different properties.
Homogeneous mixtures are uniform in composition, but heterogeneous mixtures are not uniform in composition. Air is a homogeneous mixture and oil in water is a heterogeneous mixture. Homogeneous and heterogeneous mixtures can be separated into their components by several physical methods.