Bones of the Body
Longest bone in the body
What is the femur?
Joints contribute to this main function of the skeletal system.
What is movement?
Hard, dense outer layer of bones throughout the human body.
What is compact bone?
Mature bone cells responsible for uptaking nutrients and removing wastes in bones.
What are osteocytes?
What is your teeth?
Skull, ribs, breastbone, shoulder blades, hip bones, and pelvis
What are flat bones?
Allow small side to side motion between flat bones
What is gliding joint?
Spongy, porous bone tissue is made of these thin, branching structures, often referred to as rods and spines.
What is trabeculae?
The unit of bone that consists of a central Haversian canal surrounded by concentric layers of lamella.
What is an osteon?
Number of bones in the adult body.
What is 206?
These small, round bones are located in tendons (example: patella)
What are sesamoid bones?
Allows backward, forward, sideways, and rotating movements
What is Ball & Socket Joint?
Provides blood supply to the osteocytes (bone cells)
What is the Nutrient Artery?
"Little canals" that run through the lamellae to connect lacunae and haversian canal and allow for oxygen and nutrient movement.
What are canaliculi?
This fibrous connective tissue attaches bone to bone, and usually serves to hold structures together and keep them stable.
What is a ligament?
The three regions of the vertebral column.
What are the cervical, thoracic, and lumbar regions?
Held together with fibrocartilage or hyaline cartilage.
Cartilaginous joints.
The hollow part of bone that contains bone marrow.
What is the Medullary Cavity?
The fluid filled spaces between the lamellae where osteocytes reside and communicate.
What are Lacunae?
Types of bone cell responsible for bone resorption and remodeling.
What is osteoclast?
The bone that forms your upper jaw.
What is the Maxilla?
Liquid located between joints that protects the ends of bones and reduces friction during movement
What is Synovial fluid?
Percent of bone that is replaced every year for humans (on Earth)
What is 10%?
Production of blood cells, located in the red bone marrow of some bones.
Hematopoiesis
The common name for this is "funny bone".
What is ulnar nerve, which runs inside your elbow?