What is Calcium? Why is Blood Calcium so Important?
Learn how blood calcium levels are affected by parathyroid glands and parathyroid hormone. High blood calcium is dangerous and caused by a parathyroid tumor. 00:00 Introduction to calcium importance 00:47 Calcium's role in the nervous system 01:18 Calcium as chemical electricity 01:47 Body's control of calcium levels 02:17 Parathyroid glands regulate calcium 02:49 Unique quadruple redundancy system 03:55 Parathyroid gland tumors impact 04:26 Closing: calcium's role in wellbeing
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