1 Increasing thoracic volume results in decreased pleural pressure, increased alveolar volume, decreased alveolar pressure, and air movement into the lungs.  Decreasing thoracic volume results in increased pleural pressure, decreased alveolar volume, increased alveolar pressure, and air movement out of the lungs.
Freebase(5.00 / 1 vote)Rate this definition: Orchard. An orchard is an intentional planting of trees or shrubs that is maintained for food production. Orchards comprise fruit or nut-producing trees which are grown for commercial production. Orchards are also sometimes a feature of large gardens, where they serve an aesthetic as well as a productive purpose.
Pears have a core surrounded by flesh, meaning pears are pomes. A pome (pohm) is a fruit that has a core surrounded by fleshy tissue that we can eat. The core is usually not eaten. Berries are different - the seeds are inside the fleshy part, not separated from it by a core. Apples and pears are pomes. Drupe