Occasionally accessory bones are found in the carpus, but of more than 20 such described bones, only four (the central, styloid, secondary trapezoid, and secondary pisiform bones) are considered to be proven accessory bones. Sometimes the scaphoid, triquetrum, and pisiform bones are divided into two.
perforce definition: by or through necessity; necessarilyOrigin of perforceMiddle English par force from OFr: see per and force...
As non-formal education is focused on the student, it perforce presents flexible features as regards the initially established and adopted procedures, objectives and contents. It is therefore quicker to react in face of the changes that may affect the needs of students and of the community.