Skeletal System

Front

What are sinuses?

Back

Sinuses are air-filled cavities in the skull that open into the internal nose, providing a pathway for nasal secretions to drain and acting as resonators for sound production.

Front

Which bone is likely injured when a child falls backward and strikes the lower back of the head?

Back

The Occipital bone is most likely to be injured in such a fall.

Front

How many bones does the adult human skeleton typically contain?

Back

The adult human skeleton typically contains 206 bones.

Front

What condition is characterized by an excessive outward curvature of the spine, often referred to as the 'Hunchback of Notre Dame'?

Back

Kyphosis is the condition characterized by an excessive outward curvature of the spine.

Front

What are the two facial bones that form the cheeks?

Back

The Zygomatic bones are the two facial bones that form the cheeks.

Front

What is the primary function of the skeletal system?

Back

The primary function of the skeletal system is to provide structure, support, and protection to the body, as well as facilitating movement.

Front

What is the difference between the axial and appendicular skeleton?

Back

The axial skeleton includes the skull, vertebral column, and rib cage, while the appendicular skeleton consists of the limbs and pelvic girdle.

Front

What is osteoporosis?

Back

Osteoporosis is a condition characterized by weakened bones, increasing the risk of fractures.

Front

What is the role of cartilage in the skeletal system?

Back

Cartilage provides flexible support and cushioning at joints, and it also forms parts of the skeleton in embryos.

Front

What is the function of the vertebral column?

Back

The vertebral column protects the spinal cord and provides structural support for the body.