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.
1 A gas and solid mixture is called aerosol, which can be the most apparent in fizzy drinks. Yes, even soda is considered a type of heterogeneous mixture.  The final mixture is a gas and a solid. The name for this mixture is commonly called smoke.