Axial Skeleton Quiz

What is the primary function of the axial skeleton in the human body?

• To support and protect the organs of the head, neck, and trunk

• To enable movement of the limbs

• To store minerals and fat

• To produce red blood cells

Which of the following bones is NOT part of the axial skeleton?

• Femur

• Vertebrae

• Sternum

• Skull

Which of the following bones is part of the axial skeleton?

• Femur

• Skull

• Scapula

• Humerus

What is the function of the costal cartilages in the axial skeleton?

• To connect the ribs to the sternum

• To protect the brain

• To support the arms

• To form the hip joint

Which region of the vertebral column is located between the thoracic and sacral vertebrae?

• Cervical vertebrae

• Lumbar vertebrae

• Coccyx

• Skull

Explain how the axial skeleton contributes to the protection of vital organs in the human body.

• The axial skeleton forms a rigid structure that protects the brain, heart, and lungs by encasing them within the skull and rib cage.

• The axial skeleton provides movement for the limbs.

• The axial skeleton stores minerals for the body.

• The axial skeleton produces red blood cells.

Which bone forms the lower jaw of the human skull?

• Mandible

• Parietal bone

• Frontal bone

• Sphenoid bone

Which suture is located between the parietal and frontal bones of the skull?

• Coronal suture

• Squamosal suture

• Infraorbital foramen

• Vomer bone

What is the function of the infraorbital foramen in the human skull?

• It allows passage of nerves and blood vessels to the face.

• It connects the mandible to the temporal bone.

• It forms the upper part of the nasal cavity.

• It separates the parietal and frontal bones.

Compare the location of the ethmoid bone and the sphenoid bone in the anterior view of the skull. How do their positions relate to each other?

• The ethmoid bone is located medial and superior to the sphenoid bone.

• The sphenoid bone is located medial and superior to the ethmoid bone.

• Both bones are located in the lower jaw.

• The ethmoid bone is lateral to the sphenoid bone.