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Question: 1 / 415

What is the primary function of the erector spinae muscles?

Flexing the knee

Extending the back and providing resistance

The primary function of the erector spinae muscles revolves around extending the back and providing resistance against forward bending. These muscles run along the spine and are essential for maintaining an upright posture and facilitating movements such as standing, bending backward, and lifting objects. By contracting, they help to counteract the forces that may lead to forward flexion of the spine, thus playing a crucial role in spinal stability and supporting the lower back during various activities.

Understanding the specific function of the erector spinae is important for personal trainers, as this knowledge informs exercise programming that emphasizes back strength and overall spine health, reducing the risk of injury. Properly strengthening the erector spinae contributes to a balanced physique, which is vital for athletic performance and daily activities.

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Assisting in arm abduction

Stabilizing the shoulder girdle

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