A physician's assistant, also known as a PA, is a healthcare professional who works alongside physicians and other healthcare providers to deliver medical care to patients. Synonyms for the term "physician's assistant" include physician associate, medical practitioner, clinical assistant, and healthcare assistant. Other similar job titles may include nurse practitioner, medical assistant, and healthcare provider. The role of a physician's assistant is to collaborate with physicians to diagnose and treat patients, provide patient education, and assist in surgical procedures. They also have the ability to prescribe medications and order diagnostic tests. The use of synonyms allows for a broader understanding of the role and responsibilities of this important healthcare professional.