Skeletal system Flashcards
Epiphysis
Very end of the bone
Epiphyseal line
Growth plate
Diaphysis
Main part of the bone/shaft of the bone
Articular cartilage
End of the bone where it COULD meet another bone (Cushions/absorbs)
Periosteum
Bone “Skin”/Sheath around the bone
Cancellous (Spongy)
Porous (Has holes)/Light/Strong
Bone/Red marrow
Blood cells
Compact bones
Dense, more packed than sponge
Medullary cavity
Cavity that holds the yellow marrow
Yellow marrow
Fat
5 functions of bones
- Support
- Protection
- Mineral storage (Calcium)
- Produces red blood cells
- Attachment for ligaments + Tendons
What is the “Axial” Skeleton? What does it include?
Principle supportive structure of the body
- Skull
- Vertebrae (Spine)
- Ribs
What is the “Appendicular” skeleton? What does it include?
Upper and lower bones
- Hands
- Thighs
- Feet
- Legs
- Forearms
- Wrists
- Pectoral and pelvic girdles
Where is the radius located?
Always where your thumbs is
- Pivot joint
Where is the hyoid bone? How is it unique?
the only bone that is not connected/articulate with another bone. Located in the neck/jaw