Try these general search terms:

• allied health
• medical careers
• health careers
• health occupations
• specific career (dental hygienist, audiologist, nurse practitioner, etc.)

Encyclopedia of Careers and Vocational Guidance

 You can google your career but look at the "Should I Use That Information?"  box.

• exploreHEALTHcareers.org
• H.O.T. Guide / CT

  Health Occupations & Technology Careers in Connecticut by the Connecticut Area Health Education Center (AHEC).
• Healthcare: Millions of jobs now and in the future from Career Outlook.

  This article provides a good overall look at the health care field.
• Best Health Care Jobs
• Career Outlook
• O*NetOnLine
  
• Inside Career Info

Authoritative? Perhaps not, and you probably wouldn't cite it, but you may learn something that you hadn't thought of. Most professional organizations have a Facebook presence and have blogs to share information.

Anatomy & Physiology of Body Systems from Medline Plus