Structure of a Long Bone

Question 1

Diaphysis

Answer 1

a typical long bone or shaft

Question 2

Bone Marrow

Answer 2

Located within the Diaphysis and is high in fat

Question 3

Epiphysis

Answer 3

Made of less dense, spongy (cancellous) bone tissue. This type of bone encloses red bone marrow, where blood cells are formed.

Question 4

Periosteum

Answer 4

A layer of cartilage that covers the epiphysis to protect the bone surface at a joint. This thin layer of fibrous tissue nourishes and protects the bone and also generates new bone cells for growth and repair.

Question 5

Metaphysis

Answer 5

Located between the Diaphysis and the Epiphysis at each end; the growth region or Epiphyseal Plate