Listen to the sentences and complete them with the correct word or words (there will be between 1 and 4 missing).
Spelling is important both in the OET and in your working lives, and this exercise will help you to improve.

The saline solution was prepared according to sterile procedures.
The patient was instructed to adhere to a specifically tailored diet plan, designed to manage their nutritional needs and promote overall health and well-being.
The survey revealed interesting trends in healthcare preferences.
The buffer solution helps maintain the pH balance in the bloodstream.
We’ll need to audit the medical records for accuracy.
The feedback loop ensures regulatory mechanisms maintain balance.
After the final examination, the doctor confirmed that the tumour was benign.
Only a fraction of patients experience severe side effects from the medication.
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