Anatomy is the field of biology that studies the structure of living things. Anatomy focuses on the composition, structure and location of the parts of organisms tissues, organs and systems as well as ...

A saddle joint is made of a concave bone and a convex bone, allowing movement in multiple directions. Saddle joints can be found in the base of the thumb, shoulder, and inner ear. Arthritis is a ...

The appendix may help support the immune system by storing good bacteria. A person can live a normal life without an appendix. The appendix has long been thought to have no significant function in the ...