Changes with Age. In most cases, a person's normal respiratory rate will change with age; younger adults, children, and babies will typically have faster respiratory rates, because as people age, their breathing usually slows down.
Modic changes are pathological changes in the bones of the spine, the vertebrae. These changes are situated in both the body of the vertebrae and in the end plate of the neighboring disc.
Articulatory variation of the alveolar tap. and implications for sound change. Chundra Cathcart. 1 Introduction. As a natural class, the label \rhotic comprises an extremely heterogeneous set of sounds which often show. little in common phonetically (Ladefoged and Maddieson, 1996).