ACSM Personal Trainer Certification Practice Exam

What does the movement of inversion refer to in relation to the foot?

1. Movement medially

2. Movement laterally

3. Flexion of the toes

4. Rotation of the ankle

The correct answer is: Movement medially

Inversion refers to a specific movement of the foot where the sole is turned inward toward the midline of the body. This action brings the lateral edge of the foot up and decreases the angle between the foot and the leg. It is considered a medial movement because it moves the foot closer to the body's center line, as opposed to moving it away. Understanding inversion is particularly important in the context of sports medicine and personal training, as it plays a crucial role in balance and stability during various activities. Knowledge of such movements allows trainers to better understand and address potential injuries, enhance performance, and develop effective training programs tailored to their clients' needs.