| Uric acid, formed from nucleic acids, is reabsorbed from filtrate by active transport, and a small portion is actively secreted into the urine. |
| Renin is secreted from the juxtaglomerular apparatus of the kidney in response to glomerular underperfusion or a reduced salt intake. |
| Cortisone is one of several steroid hormones secreted by the cortex of the adrenal gland. |
| A hormone secreted by the adrenal gland that raises blood pressure by constricting arteries and increasing heart rate. |
| The activity level of the major organs increases, and hormones are secreted through the adrenal gland and nervous system. |
| The gatherers in turn supply a network of middlemen who move the animals in trucks to Managua, often secreted between huge wheels of cheese. |
