DOP - Dominican Peso. Our currency rankings show that the most popular Dominican Republic Peso exchange rate is the USD to DOP rate. The currency code for Pesos is DOP, and the currency symbol is RD$.
ATTN is a contraction of attention. Some contractions, like ATTN, use the main letters of the fully expanded version. Other contractions, like Dr, use letters from the start and end of the fully expanded version. Contractions can also be formed by replacing a letter(s) with an apostrophe (e.g., can't).
APN, abbreviation for advanced practice nurse. To assist in diagnosing and monitoring congestive heart failure (CHF) and to differentiate CHF from other causes of dyspnea. Plasma (1 mL) collected in a chilled, lavender-top tube. Specimen should be transported tightly capped and in an ice slurry. (Method: Radioimmunoassay). Atrial natriuretic peptide or atrial natriuretic factor (ANF) is a hormone secreted from cells in the right atrium of the heart when right atrial pressure increases. The release of this cardiac peptide is stimulated by increases in the stretch of the atrial wall caused by an increase in blood pressure or blood volume. ANF receptors are also stimulated by elevated sodium levels.