Which of the Following Bond-Line Structures Are of the Same

question 97

Multiple Choice

Which of the following bond-line structures are of the same compound?

• A) I and II
• B) II and III
• C) III and IV
• D) II and IV
• E) None of these

---

Definitions:

Zone of Proliferation

A region in growing bone where cartilage cells are produced and divide, contributing to bone lengthening.

Zone of Calcification

A region in bone growth where cartilage cells are replaced by bone, contributing to bone hardening.

Flat Bones

Flat bones are bones whose principal function is either extensive protection or the provision of broad surfaces for muscular attachment; examples include the skull, ribs, and pelvis.

Epiphyseal Lines

Marks found on bones where growth plates, or epiphyseal plates, have ossified and closed after growth has stopped.