Patella has been rejected. Partite patellas occur almost exclusively in men. Tripartite and even multipartite patellas occur. The upper three-quarters of the patella articulates with the femur and is subdivided into a medial and a lateral facet by a vertical ledge which varies in shape. Four main types of articular surface can be distinguished: In the patella an ossification centre develops at the age of 3–6 years. The patella originates from two centres of ossification which unite when fully formed. The primary functional role of the patella is knee extension. The patella increases the leverage that the quadriceps tendon can exert
United States Ambassador to the United Nations Human Rights Council of the body. United States Ambassador to the United Nations Human Rights Council The United States Ambassador to the United Nations Human Rights Council is the diplomatic representative of the United States to the United Nations Human Rights Council. The position is located within the United States Mission to the United Nations and Other International Organizations located at Geneva, Switzerland. A formal title for the position is United States Representative to the United Nations Human Rights Council, with rank of Ambassador. Up until 2006, the position was commonly known as the United States Ambassador to the United Nations Commission on