Exam 1-Bone Classification Flashcards
What are the six more commonly used classifications of normal bone?
long bones, short bones, flat bones, irregular bones, paranasal or pneumatic bones, and sesamoid bones
What are the classifications given to abnormal bone stressed in spinal amatomy?
heterotopic bone and accessory bone
What is the name given to bone formed in non-bone locations?
heterotopic bone
What is the name given to bone formed from existing bone?
accessory bone
What are the names given to parts of a long bone?
the diaphysis (shaft), and typically two epiphyses (extremeties)
What are the primary characteristics of short bones?
They are essentially cuboidal
What are examples of short bones?
Most of the bones of the carpus and tarsus
What are flat bones?
a thin layer of spongy bone is sandwiched between two layers of compact bone
What are examples of flat bones?
The parietal bone and sternum
What are examples of pneumatic bones?
frontal, ethmoid, maxilla, sphenoid, and temporal bones
What bones contain paranasal sinuses?
frontal, ethmoid, maxilla, and sphenoid
What is the characteristic of sesamoid bone?
the bone develops within a tendon
What are examples of heterotopic bones?
calcific deposits in the pineal gland, heart, and ligaments
What are examples of accessory bones?
para-articular processes and bony spurs of vertebrae
