Skeletal System Review

Front

What is the periosteum?

Back

The periosteum is a dense layer of vascular connective tissue enveloping the bones except at the surfaces of the joints. It serves as a protective layer and provides a surface for the attachment of muscles and tendons.

Front

What type of bone is the mandible?

Back

The mandible is classified as an irregular bone due to its complex shape.

Front

What are the three main parts of a long bone?

Back

The three main parts of a long bone are the proximal epiphysis, diaphysis, and distal epiphysis.

Front

What are the primary functions of the skeletal system?

Back

The primary functions of the skeletal system are to support the body, protect internal organs, store calcium, and produce blood cells.

Front

How many bones are in the adult human body?

Back

There are 206 bones in the adult human body.

Front

What is the medullary cavity?

Back

The medullary cavity is the central cavity of bone shafts where red and yellow bone marrow is stored.

Front

What is compact bone?

Back

Compact bone is the dense, hard layer of bone tissue that provides strength and structure.

Front

What is yellow marrow?

Back

Yellow marrow is a type of bone marrow that is primarily made up of fat cells and is found in the medullary cavity.

Front

What is the function of the epiphyseal line?

Back

The epiphyseal line is a remnant of the growth plate (epiphyseal plate) and indicates where bone growth occurred during childhood.

Front

What is the difference between axial and appendicular skeleton?

Back

The axial skeleton includes the bones of the skull, vertebral column, and rib cage, while the appendicular skeleton includes the bones of the limbs and girdles.