A&P Chapter 6B

What is ossification also known as?

• Osteoclastogenesis

• Osteogenesis

• Chondrogenesis

• Myogenesis

When does the formation of the bony skeleton begin?

• At birth

• In month 2 of development

• In early childhood

• In early adulthood

Until when does postnatal bone growth occur?

• Until late adulthood

• Until early adulthood

• Throughout life

• Until adolescence

How long do bone remodeling and repair occur?

• Only during childhood

• Until adolescence

• Until early adulthood

• Lifelong

What is the process called where bone forms by replacing hyaline cartilage?

• Intramembranous ossification

• Endochondral ossification

• Fibrous ossification

• Cartilaginous ossification

During intramembranous ossification, what type of bone develops from fibrous membrane?

• Cartilage bones

• Endochondral bones

• Membrane bones

• Hyaline bones

Which type of bones form most of the skeleton?

• Membrane bones

• Hyaline bones

• Endochondral bones

• Fibrous bones

Up to about which week of fetal development do fibrous membranes and hyaline cartilage get replaced with bone tissue?

• Week 4

• Week 6

• Week 8

• Week 10

What does endochondral ossification form?

• All bones superior to the base of the skull

• Only the clavicles

• Essentially all bones inferior to the base of skull, except clavicles

• Only the bones in the appendicular skeleton

When does endochondral ossification begin?

• At birth

• Late in month 2 of development

• During the first month of development

• After the first year of life