Skeletal System Flashcards
Bone Classification
Location
Axial - skull vertebra thorax
Appendicular - limbs, pectoral girdle (clavicle, scapula), pelvic girdle
Bone classification
Shape
Long bones
Short bones
Flat bones: skull, rib, sternum
Irregular bones: hip, vertebra
Bone composition
Long bones
Short bones
Long - compact
Short - spongy
Irreg - thin compact around spongy
Long bone
Diaphysis
Epiphysis
Epiphysis - End (spongy bone)
Diaphysis - Middle (compact)
Bone Classification
Nature (Histology)
Compact
Spongy
Bone classification
Development
Intramembranous - Direct
Intracartilaginous (endochondral) - Indirect
Muscle Embryology
Axial Muscles
Appendicular Muscles
Axial: Paraxial mesodern
Appendicular / Limb muscle: Somatic/Lateral mesoderm
Muscle Embryology
Cardiac muscles
Smooth muscles
Both visceral/splanchnic mesoderm
Joint Classification: Mobility
Immovable joints
Synarthroses
Joint Classification: Mobility
Slightly moveable joints
Amphiarthroses
Joint Classification: Mobility
Freely moveable
Diarthroses
Joint Mobility
Syndesmosis
Synarthroses (immovable)
t/n also: Interosseus membrane, Distal Tibiofibular joint
Joint Mobility
Gomphosis
Synarthroses
t/n also: Interosseus membrane, Distal Tibiofibular joint
Joint Mobility
Sutures
Synarthroses
t/n also: Interosseus membrane, Distal Tibiofibular joint
Joint Mobility
Ribs, Sternum
Amphiarthroses
- Primary; Synchondrosis (Hyaline)