Assertion: insufficient calcium | /r/HasProperty | absorbed
Facets:
value: from the food
type: OTHER
value: from urine
type: OTHER
value: from bone
type: LOCATION
Source sentences:
text: If there is a deficiency of the hormone (called parathyroid hormone, or PTH for short), then the blood level of PTH fails and insufficient calcium is absorbed from the food so that the blood level of calcium eventually falls to levels below normal.
text: In such cases, the parathyroid glands are working normally but there is an impaired response of the tissues, and insufficient calcium is absorbed from the food, urine or bone - so that the calcium level in the blood stream becomes subnormal.