Question

signs and symptoms of abnormal calciu hypocalcemia can cause depression of the nervous system emotional disturbances sluggish reflexes muscle weakness muscle spasms

Explanation:

Hypocalcemia is a condition of low - calcium levels in the blood. Calcium is crucial for nerve function, muscle contraction and relaxation. Low calcium can disrupt nerve signaling leading to depression of the nervous system, emotional changes, and affect muscle function causing sluggish reflexes, weakness and spasms.

Answer:

All of the above (depression of the nervous system, emotional disturbances, sluggish reflexes, muscle weakness, muscle spasms) can be caused by hypocalcemia.