在临床医学英语考研中，理解题干和文章大意是解题的关键。以下是对几个常见问题的答案示例：
1. What is the primary role of a healthcare provider in this context?
答案：The primary role of a healthcare provider in this context is to diagnose and treat patients' medical conditions, provide preventive care, and promote health.
2. Which term is used to describe the process of administering a vaccine?
答案：The term used to describe the process of administering a vaccine is "immunization."
3. How does the immune system respond to a foreign substance?
答案：The immune system responds to a foreign substance by identifying it as an antigen, and then mounting an immune response to eliminate the antigen.
4. What is the function of the heart in the human body?
答案：The heart functions to pump blood throughout the body, delivering oxygen and nutrients to tissues and removing waste products.
5. How does a patient's diet affect their overall health?
答案：A patient's diet affects their overall health by providing essential nutrients, energy, and influencing their risk for chronic diseases such as obesity, diabetes, and cardiovascular disease.
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