General Information
What is the sacrum?
5 triangular bones fused together that form the dorsal part of the pelvis.
Which ribs are true ribs and how are they connected to the body?
Ribs 1 - 7 are connected directly to the spine and sternum through hyaline cartilage.
What are the two bones that form the bridge of the nose?
The nasal bone.
Name at least 3 functions of the vertebrae
Supporting the trunk and neck, protecting the spinal cord, allowing for bending and twisting, maintaining posture, and providing attachment for the ribs and muscles of the trunk.
What is the thoracic spine?
12 vertebrae that extend downwards from the neck.
Which ribs are false ribs and how are they connected to the body?
Ribs 8-12 are connected to distal ribs through costal cartilage.
Which bone is the largest bone of the face and forms the lower jaw bone.
The mandible.
What is the main function of the cranium?
To protect the brain.
What are the lumbar vertebrae?
A section of 5 vertebrae that support the weight of the body. These are the strongest vertebrae in the body.
What are the 3 parts of the sternum?
The manubrium, body, and xyphoid process.
Which one of the cranium's bones forms the forehead and surrounds the eyes?
The frontal bone.
What is the definition of the word axial?
What are the cervical vertebrae?
A section of the spine that contains 7 vertebrae which support the head.
What is the other name that ribs 11-12 have?
Floating ribs.
Which one of the cranium's bones forms the back of the skull?
The occipital bone.
To protect the heart and lungs.
State the amount of vertebral bones in the body and the different sections of each vertebral bone.
26 vertebral bones, each one has a body, arch, articular processes, pedicles, and lamina.
What 3 other functions do the ribs have other than protecting the heart and lungs?
Assisting in respiration, supporting bones of the pectoral girdle, and assisting in red blood cell formation.
Which one of the cranium's bones fills the space between orbital plates?
The sphenoid bone.