American Massage Therapy Association (AMTA) Practice Test

The trapezius muscle is commonly affected by tension and stress due to its location and function. This large muscle spans the upper back and neck, playing a crucial role in facilitating movements of the shoulders and head. When individuals experience stress, they often unconsciously tense their shoulders and neck, leading to excessive tightened muscle fibers in the trapezius.

The muscle is also frequently engaged during activities that involve prolonged sitting or poor body mechanics, which are common in stressful environments, such as at desks or while using devices. This results in muscle fatigue and discomfort, often manifesting as tension headaches or pain that can radiate into the shoulder area.

In contrast, while the quadriceps, hamstrings, and gluteus maximus may also experience tension, they are generally more associated with specific physical activities, exercise, or postural problems rather than the direct emotional or mental stress response that typically affects the trapezius.