Report Abuse. depends on your definition of Number a Counting Number is 1, 2, 3, etc. that EXCLUDES zero, but, Whole Numbers are Counting Numbers and Zero Integers also include zero. Basically, almost every number system except for Counting Numbers includes zero as a number.
The knee is a ball in socket joint and the elbow is a hinge joint.urface anatomy is the anatomy of the outside of an organ, such as the surface of the skin or surface of the heart, while regional anatomy takes the perspective of an entire a â¦ rea, such as in the thoracic region you would study the heart, lungs, aorta, and intercostal muscles just to name a few.
Normal knee anatomy. The patella is the bone we know as the knee cap. A groove in the end of the femur allows the patella to glide up and down when the knee joint is bent back and forth. In so doing, the patella guides the action of the quadriceps muscle in the lower leg. The patella also protects the knee joint.