Advanced Medical Life Support (AMLS) Practice Exam 2025 – Your All-in-One Guide to Mastering AMLS Certification!

Abdominal rigidity is considered a potential indicator of internal bleeding because it often signifies irritation or inflammation in the abdominal cavity, possibly resulting from blood accumulating in the peritoneal space. When bleeding occurs internally, particularly in the abdomen, the surrounding tissues can respond with muscle spasm and contraction, leading to stiffness that can be felt upon examination. This rigidity, often referred to as "board-like" abdomen, can indicate serious conditions such as intra-abdominal hemorrhage, which requires immediate medical attention.

In contrast, increased appetite, a regular heart rate, and stable blood pressure are generally not associated with internal bleeding. Increased appetite is more aligned with well-being rather than a physiological response to internal bleeding, while a regular heart rate and stable blood pressure may suggest that the body is compensating effectively, which could be misleading in the context of assessing for internal bleeding.