At birth the human body has about 350 bones, but by the time adulthood rolls around, some of our bones have fused together to give us a total of 206 bones in our body!Here is the breakdown:The adult skeleton consists of 206 bones . . . - 28 skull bones (8 cranial, 14 facial, and 6 ear bones); - the horseshoe-shaped hyoid bone of the neck; - 26 vertebrae (7 cervical or neck, 12 thorax, 5 lumbar or loins, the sacrum which is five fused vertebrae, and the coccyx, our vestigial tail, which is four fused vertebrae);- 24 ribs plus the sternum or breastbone; the shoulder girdle (2 clavicles, the most frequently fractured bone in the body, and 2 scapulae); - the pelvic girdle (2 fused bones); - 30 bones in our arms and legs (a total of 120); - There are also a few partial bones, ranging from 8-18 in number, which are related to joints.Basically, there are 7 vertebrae and the hyoid bone in the neck. Some of the above information was taken from this site, which has an extremely detailed breakdown of the skeletal system and its capabilities . more...
The designation of ``Key School'' exists for selected schools at every educational level in China: elementary, secondary and higher. In addition, there are various levels of the ``key'' designation itself: There are national key institutions, provincial or municipal key institutions, and county or district key institutions. Key schools all enjoy priority funding as well as the privilege of recruiting the best students. At the elementary and secondary levels, this concept is similar to that of a ``magnet'' or ``college preparatory'' school in the United States. Entry into such schools is based on examination and academic promise and achievement. For such schools, success is usually measured in terms of the percentage of its graduates entering colleges and universities, especially the key colleges and universities. The philosophy has been that giving a limited number of schools, colleges and universities priority in allocating limited resources, then the t...
Comments
Post a Comment