A. 第1组 1. a person who prevents patients from feeling pain 2. the department that deals with the care of children 3. a person who analyzes samples 4. a heart specialist 5. situations in which someone's life is in danger 6. the department that studies and diagnoses diseases 7. a medical field that uses instruments to operate on patients 8. a person who welcomes visitors and answers phones

B. 第2组 A. anesthesiologist B. cardiologist C. receptionist D. surgery E. emergencies F. pediatrics G. pathology H. lab technician