| | Cancer | Lymphoma What anatomical areas do not have a major concentration of lymph nodes? * The central nervous system (brain and spinal cord) *The eyeball *The inner ear *Cartilage *Bone marrow Lymphoma - Related Articles How to Teach Teens to Eat What is the medical term meaning complete blood loss? Calories in Alcohol & Wine Define Unconditioned Stimulus Bach Flower Remedies Explained How to Cover a Cast on a Hand Will a torn pupil ever heal?