axial skeleton
What are the 3 different parts of the axial skeleton?
Skull, Vertebrae, Thoracic Cage
What is another name for fingers and toes?
Phalanges
What are mature bone cells called?
Osteocyte
206
List the two strong tissues that make up the skeletal system.
Bone, cartilage
Frontal bone
What is another name for scapula?
Shoulder blade
What type of bone looks dense and smooth?
Compact bone
How many bones make up the face?
14
Explain the difference between true ribs, false ribs, and floating ribs.
True ribs- direct attachment to sternum
False ribs- indirect attachment to sternum
Floating ribs- no attachment to sternum
What bone is also commonly known as your cheekbone?
Zygomatic bone
What is the lower arm bone called on your thumb side?
Radius
List all of the functions of the skeletal system.
protection, support, storage, movement, blood cell formation
How many vertebrae are in the lumbar region?
5
Projection- grow out of the bone surface
Depression- indentations in the bone
What bone is separated by the sagittal suture?
Parietal bone
What bone in your leg is identified by its feeble, or thin, appearance?
Fibula
List 3 different parts of a long bone.
diaphysis, periosteum, perforating fibers, epiphyses, articular cartilage, epiphyseal line, epiphyseal plate, medullary cavity, red marrow, yellow marrow, bone markings, spongey bone
How many bones are in the thoracic region?
12
Which hormone has direct correlation with bone remodeling?
Parathyroid hormone
Which bone helps form the nasal cavity and part of the eye sockets?
Ethmoid bone
What leg bone is the parallel to the humerus?
Femur
What is essential if bones are to retain normal proportions and strength during long bone growth?
Bone remodeling
How many vertebrae form the adult spine?
26
List 3 different parts of the thoracic cage
Manubrium, jugular notch, false ribs, true ribs, sternum, xiphoid process, floating ribs