A nurse in the outpatient clinic is caring for a client with a serum calcium level of 7.5 mg/dL (8.5-10.2 mg/dL). What nursing intervention is most important when providing care for this client? (Select All That Apply).

Prepare the client for hemodialysis.

Initiate safety precautions to protect the client from injury.

Administer to the client prescribed calcium supplement.

Assess the client for tetany.

Educate the client to avoid foods that are high in calcium.