â Christian name â forename â given name. 1. 'first name'. Your first name is the name that was given to you when you were born. Your first name comes in front of your surname. At some point in the conversation Brian began calling Philip by his first name. In British English, people sometimes use Christian name instead of first name.
The intervertebral fusion cage is a large, hollow cylinder made of some type of metal, usually titanium. It is designed as a cage so that bone graft can be placed inside the hollow cylinder to allow a spinal fusion to occur between two vertebrae.
Animals can have internal or external skeletons-while some do not have a skeleton at all. Insects have an external skeleton made of chitin. Sharks have an internal skeleton made of cartilage, and humans have an internal skeleton made of cartilage and bone. Hinge joints and ball and socket joints are synovial joints.The biceps and triceps muscles act as an antagonistic pair to move the arm at the elbow.nsects have an external skeleton made of chitin. Sharks have an internal skeleton made of cartilage, and humans have an internal skeleton made of cartilage and bone. Hinge joints and ball and socket joints are synovial joints. The biceps and triceps muscles act as an antagonistic pair to move the arm at the elbow.