Injury：练习题

In the context of sports injury prevention, which of the following is classified as an extrinsic risk factor?

The diagram below illustrates various mechanical loads applied to a bone during athletic activity. Which description best defines a shear force?

When analyzing the mechanical properties of a bone sample, what does a high Young’s Modulus specifically indicate about the tissue?

Which of the following acute injuries is primarily characterized by the mechanical scraping or wearing away of the superficial layers of the skin, typically caused by friction against a rough surface?

During the early stages of the inflammatory phase of healing, cells release chemicals like histamines. What is the immediate effect of these chemicals on the local vasculature?

Distinguish between an acute injury and a chronic injury in relation to their onset and the nature of the causal force.

Outline how an athlete's age and previous injury history function as intrinsic risk factors for the development of new musculoskeletal injuries during training.

Analyze the mechanical factors and tissue thresholds that contribute to the development of an overuse injury, such as Achilles tendonitis, in a long-distance runner.

Sports injuries can be classified based on their onset and the underlying mechanisms of trauma.
(a) Distinguish between acute and chronic (overuse) injuries.
(b) Discuss two extrinsic risk factors that increase the likelihood of an acute injury occurring during a high-impact team sport like rugby.