Career Education & Opportunities for Young People. This program looks at the following careers Nurse, Anesthesiologist, Medical Technician, Internist, Veterinarian, Physical Therapist, Dentist. NURSE: What courses are necessary to become a nurse? ANESTHESIOLOGIST: Why is an anesthesiologist needed during surgery? MEDICAL TECHNICIAN: What is an ultrasound? Is science important to becoming a medical technician? INTERNIST: What type of doctor is an internist? What is a medical resident? VETERINARIAN: What is the difference between a large animal & small animal vet? PHYSICAL THERAPIST: What does a physical therapist do? What education do you need to become a physical therapist? DENTIST: What courses in school will prepare you for becoming a dentist?