However, the two parts of a binomial name can each be derived from a number of sources, of which Latin is only one. These include: 1  Latin, either classical or medieval. 2  Thus both parts of the binomial name Homo sapiens are Latin words, meaning wise (sapiens) human/man (Homo).
Juvenile rheumatoid arthritis (JRA), often referred to by doctors today as juvenile idiopathic arthritis (JIA), is a type of arthritis that causes joint inflammation and stiffness for more than six weeks in a child aged 16 or younger.It affects approximately 50,000 children in the United States.uvenile rheumatoid arthritis (JRA), often referred to by doctors today as juvenile idiopathic arthritis (JIA), is a type of arthritis that causes joint inflammation and stiffness for more than six weeks in a child aged 16 or younger. It affects approximately 50,000 children in the United States.
While osteoarthritis is the most common form of arthritis and is more likely to occur after age 35 it can happen as a result of traumasooner, Juvenile arthritis can occur in i â¦ n children all the way down to baby's.JRA is an autoimmune disease that attacks the joints.ou can get rheumatoid arthritis at any age even baby's can have it. children with RA are said to have Juvenile Rheumatoid arthritis. 3 people found this useful. Edit. Share to: T.E. Woodwose. 65,295 Contributions. A curmudgeon with years of practice.