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.

Pharmacology studies the effects of drugs on the body.
The train will depart from the terminal at a m.
Hormone levels can affect mood and energy levels.
Nitric oxide plays a crucial role in cardiovascular health.
The medication acts as an agonist to stimulate certain receptors.
The placebo effect is a well-known phenomenon.
Understanding the physiology of the heart is essential.
The symptoms may conflict with the initial diagnosis.
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