Understanding the main skeletal muscles is really important for medical practice for a few reasons:

1. Diagnosis and Treatment: Knowing where muscles are located and what they do helps doctors figure out health problems. For example, understanding that the pectoralis major muscle helps bring your arms closer to your body can help spot shoulder injuries.

2. Surgical Guidance: Surgeons need to know about muscles to perform operations safely. For instance, being familiar with the rectus abdominis, which is located in the stomach area, helps them when they do surgeries there.

3. Rehabilitation and Exercise: Knowing which muscles are used for movement, like the quadriceps muscles that help you extend your legs, supports better recovery plans and exercise programs for different injuries.

4. Pain Management: Figuring out which muscles might be causing pain, like the trapezius muscle that can make your neck hurt, helps with treatments like physical therapy or special injections.

Overall, understanding these muscles helps improve care for patients and leads to better health outcomes.