How does the spine's position affect scapular function and management of internal abdominal pressure?

• A. It improves scapular control and abdominal pressure management.
• B. Loss of normal spinal curvature contributes to poorly positioned interscapular muscles, which affects the shoulder and neck, and poorly positioned diaphragms to manage internal abdominal pressure.
• C. It has no effect on scapula.
• D. It only affects the lower back.

Answer: (B)