Bone Basics Unit Practice Flashcard

Front

What is hematopoiesis?

Back

Hematopoiesis is the formation of red blood cells.

Front

Which bone is part of the axial skeleton?

Back

The sternum is part of the axial skeleton.

Front

What type of bone cell is a stem cell that divides to form osteoblasts?

Back

Osteogenic cells are stem cells that divide to form osteoblasts.

Front

What type of bone is embedded within a tendon?

Back

Sesamoid bones are embedded within tendons.

Front

What is the organic part of the bone matrix made and secreted by osteoblasts called?

Back

The organic part of the matrix is called osteoid.

Front

What are the main functions of osteoblasts?

Back

Osteoblasts are responsible for bone formation and the secretion of osteoid.

Front

What is the role of osteoclasts in bone tissue?

Back

Osteoclasts are responsible for bone resorption, breaking down bone tissue.

Front

What is the difference between compact bone and spongy bone?

Back

Compact bone is dense and forms the outer layer of bones, while spongy bone is lighter and found inside bones, containing trabecular structures.

Front

What is the function of the periosteum?

Back

The periosteum is a dense layer of vascular connective tissue that covers the bones, providing protection and serving as an attachment point for muscles and tendons.

Front

What is the significance of the medullary cavity in long bones?

Back

The medullary cavity is the central cavity of long bones that contains bone marrow, which is involved in the production of blood cells.