What is the significance of spondylosis and facet arthropathy with a degree of osteoporosis of aging?

Usually none. Degeberation of discs and facet joints is independent of bone density.
All related. Spondylosis is a fancy term for arthritis. As we age we develope arthritis in our joints. The facet joint is another joint of the spine. Osteoporosis is just weakening of your bones. Ultimately all this could lead to pain. You should see your family specialist and asking for advice.

Related Questions

Hit in neck 7wks ago mri-chronic cervical spondylosis c56c67 degenerative bony narrowings left sided associated mild left facet arthropathy. Worried?

Common findings. The MRI seems to describe very common degenerative type changes at typical locations in the neck. They are described as chronic, which indicates these are due to wear and tear over time and not likely related to your being hit in the neck. These changes will likely continue to happen over the course of a lifetime and may be a source of pain in your neck and/or arms from time to time. Read more...
Cervical spondylosis. From your note you are listed as 37 years of age and that is a bit young to be having these type of degenerative lesions. I would suggest a neurosurgical evaluation to evaluate this further, likely not a surgical problem but you would need some advice on how to deal with these issues. Read more...