A&P Skeleton Outline Flashcards
What is hemopoiesis?
The manufacturing of blood cells
The skeleton has what functions?
- Support
- Movement
- Protection
- Mineral reservoir
- Hemopoiesis
The skeleton is composed of ___&___
Cartilage; bone
Three types of cartilage exist..
Hyaline, elastic, fibrocartilage
Hyaline includes ___,____,&_____
Embryonic skeleton, trachea, articular cartilage
Elastic includes ____,____&____
Pinna, epiglottis, nose
Fibrocartilage include __&____
Intervertebral disks, pubic symphysis
Bones are classified as…
- Long bones
- Short bones
- Flat bones
- Irregular bones
- Sesamoid bones
- Wormian bones
Sesamoid bones form in ___, an example is the patella
Tendons
Wormian bones form between ____
Major cranial bones
____ surrounds bone
Periosteum
Bone is composed of an ___& an ___ component
Organic, inorganic
Organic component in bone provides ___ (pulling) strength
Tensile
Organic component of bone is ____% collagen
90-95
Inorganic component of bone provides ____
Hardness
Bone growth involves ____,_____& ___ of a bone
Cell function, bone formation, growth
The cells needed for bone growth are:
- Mesenchyme cells
- Fibroblasts cells
- Chondrocytes
- Bone cells
Mesenchyme cells are ______ cells
Embryonic connective tissue
Mesenchyme cells arise from ___
Mesoderm
Fibroblasts cells arise from ___
Mesenchyme
Fibroblasts produce ___
Collagen fibers
Chondrocytes arise from ___
Mesenchyme
Chondrocytes form _____
Hyaline cartilage