Quiz question sections I and II Flashcards
What is the primary constituent of ground substance?
Glycosaminoglycans
What is the principal type of protein fiber in bone?
collagen type 1
what is the most frequently described deposit in bone?
Hydroxyapatite
What are the three responses of bone which allow it to be described as living?
It has the ability to heal, to remodel under stressors and to age
What is the name given to the pattern of ossification in mesenchyme?
Intramembranous ossification
what is the name given to the pattern of ossification in cartilage?
endochondral ossification
What is the timing for the appearance of ossification in cartilage?
from the second to fifth month in utero
What part of the skull is derived from endochondral ossification ?
chondocranium
What bone of the appendicular skeleton is formed by both endochondral and intramembranous ossification?
the clavicle
What are the names given to the centers of ossification based on time of appearance?
primary centers of ossification appear before birthsecondary centers of ossification appear after birth
What are the primary sources of variation observed in bone?
gender variation (sexual dimorphism), ontogenetic variation, geographic or population based variation and idiosyncratic variation
What are the six more commonly used classifications of normal bone?
long bones, short bones, flat bones, irregular bones, paranasal sinus or pneumatic bones and sesamoid bones
what is the name given to bone formed in a non bone location?
heterotopic bone
what is the name given to bone formed from existing bone?
accessory bone
what the examples of short bones?
most of the bones of the carpus and tarsus
