Structure Of A Long Bone Flashcards
How many main parts make up a long bone?
Eight
What does a long bone consist of?
Diaphysis Epiphysis Periosteum Marrow cavity Endosteum Yellow marrow Hyaline cartilage Red marrow
What is another name for the diaphysis?
The shaft
What is the diaphysis?
The long, cylindrical middle part of a long bone
What is another name for the epiphysis?
The head
What is the epiphysis?
The thicker part of a long bone that exists on both ends
What is the periosteum?
A strong, tough membrane that surrounds the bone
What does the periosteum do?
Provides blood supply for the long bone
What does the shaft of a long bone consist of?
Compact bone that surrounds the marrow cavity
What is the marrow cavity?
A longitudinal cavity in the shaft of a bone
What is the endosteum?
The thin, soft membrane that lines the marrow cavity
What is yellow marrow?
It is a jelly-like substance that contains many fat cells and white blood cells
Where does yellow marrow occur?
In the marrow cavity
What type of bone exists in the heads of the bones?
Spongy bone
What are the heads of long bones covered with?
Hyaline cartilage
