Skeletal System

Front

What is the axial skeleton?

Back

The axial skeleton consists of the bones that form the long axis of the body, including the skull, vertebral column, and rib cage.

Front

Which bones are part of the appendicular skeleton?

Back

The appendicular skeleton includes the bones of the limbs and the girdles that attach them to the axial skeleton, such as the clavicle and scapula.

Front

What are false ribs?

Back

False ribs are the last five pairs of ribs that are not directly attached to the sternum; the first three pairs are indirectly attached via cartilage.

Front

What are floating ribs?

Back

Floating ribs are the last two pairs of ribs that do not attach to the sternum or to other ribs.

Front

How many cranial bones are in the human skull?

Back

There are 8 cranial bones in the human skull: frontal, parietal (2), temporal (2), occipital, sphenoid, and ethmoid.

Front

What is the function of the vertebral column?

Back

The vertebral column protects the spinal cord, supports the head, and allows for flexibility and movement.

Front

What is the difference between the frontal bone and the parietal bones?

Back

The frontal bone forms the forehead, while the parietal bones are located on the sides and top of the skull.

Front

What is the role of the sternum?

Back

The sternum, or breastbone, serves as a central point of attachment for the ribs and protects the heart and lungs.

Front

What is the significance of the occipital bone?

Back

The occipital bone forms the back and base of the skull and contains the foramen magnum, where the spinal cord connects to the brain.

Front

What are the main types of joints in the human body?

Back

The main types of joints are fibrous (immovable), cartilaginous (slightly movable), and synovial (freely movable).