Meanings of describes the course in English

The music essentially describes the course of the potion through their systems.

And that is just about describes the course.

As President of Section D he had a good deal to do, and he describes the course of events in a letter to Darwin:-

This study describes the course of disease in eight patients with Lyme disease, aged 37-70 years, all of whom were suffering from histologically proven myositis.

Describes the course (long but not extraordinarily challenging or enchanting) and its history.

Describes the course and the race in which 101 young men and women were entered.