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Bone Growth
Bone Composition
Bone
Groups
Microscopic Anatomy
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100
The process of bone formation
Ossification
100
The site of spongy bone in adult bones.
Epiphysis
100
Name four functions of the skeletal system.
Support, Protection, Movement, Storage, Blood Cell Formation
100
Where in the microscopic anatomy of a long bone, do osteocytes reside?
Lacunae
100
Name the three bones of the leg and the scientific term for the knee cap.
Femur, Tibia, Fibula, Patella
200
Giant bone-destroying cells in bones that break down bone matrix and release calcium ions into the blood
Osteoclasts?
200
Site of compact bone in adults
Diaphyses
200
What is categorized as the axial skeleton?
Skull, bony thorax (ribs & sternum), and vertebral column
200
The layers of concentric calcified matrix are called _____.
Lamellae
200
What is the name of a bone break where the bone is exposed to the outside?
Compound Fracture
300
Bone forming cells
Osteoblasts
300
Site of hematopoiesis in adult bones.
Red marrow
300
What are the names of the three bones that make up the pelvis?
Ilium, ishium, pubis
300
What are the tiny canals that connect lacunae?
Canaliculi
300
What does the presence of an epiphyseal plate indicate?
The bone length is still increasing.
400
What stimulates calcium to be released from bones?
Parathyroid hormone
400
Scientific name for the bone shaft.
Diaphysis
400
What are the names of the three bones that make up the arm? What is the bone of the shoulder blade?
Humerus, radius, ulna, scapula
400
What is the connective tissue that secures the periosteum to the bone?
Sharpey's Fibers
400
What is the name for a bone break where the bone does not penetrate the skin?
Simple fracture
500
What is the reminant of the epiphyseal plate?
Epiphyseal line
500
What are the two most important minerals stored in bones?
Calcium & Phosphorus
500
Name the three regions of the vertebral column and identify the number of unfused vertebrae in each region.
Cervical-7 Thoracic-12 Lumbar-5
500
What is the name of the perpendicular canals that can be seen in the microscopic anatomy of long bones?
Perforating (Volkman's) Canals
500
Name three paired skull and facial bones.
Examples: parietal, temporal, lacrimal, maxillae, zygomatic, palantine