Changes

Jump to navigation Jump to search
Line 19: Line 19:  
==Composition of Bone==
 
==Composition of Bone==
   −
*Cortical (compact) bone
+
*'''Cortical (compact) bone'''
 
**Sheath covers external surface of long bone, thicker in shaft and thins over epiphyses
 
**Sheath covers external surface of long bone, thicker in shaft and thins over epiphyses
 
**Comprised of thin lamallae in a series of concentric tubes arranged around small central canals (collectively known as an '''osteone''')
 
**Comprised of thin lamallae in a series of concentric tubes arranged around small central canals (collectively known as an '''osteone''')
   −
*Cancellous (spongy) bone
+
*'''Cancellous (spongy) bone'''
 
**Forms the hematopoeitic center of epiphyses
 
**Forms the hematopoeitic center of epiphyses
   −
*Medullary Cavity and Cancellous Interstitium: bone marrow storage and production
+
*'''Medullary Cavity and Cancellous Interstitium''': bone marrow storage and production
 
**Red Marrow: richly vascularized, gelatinous tissue with hematopoeitic properties found abundantly in young animals
 
**Red Marrow: richly vascularized, gelatinous tissue with hematopoeitic properties found abundantly in young animals
 
**Yellow Marrow: fat infiltration converts red marrow to yellow, causing hematopoeitic properties to dwindle
 
**Yellow Marrow: fat infiltration converts red marrow to yellow, causing hematopoeitic properties to dwindle
1,351

edits

Navigation menu