Calcium Homeostasis

**Semantic type:** Phenomenon or Process

**Definition:** Any of the processes involved in the maintenance of bound and free (ionic) calcium concentration inside cells, circulating in the blood and within bones. This includes the regulation of the absorption of ingested calcium by the gastrointestinal tract and its excretion in urine and stool.

**Synonyms:** - Calcium Homeostatic Process - Calcium Regulation - Calcium Regulation