Long Bone Structure
The ends of long bones
epiphyses
A Haversian System is also known as a(n)
Osteon
Type of joint that allows rotation.
Pivot
Reducing the angle of a joint
Flexion
Keeps you upright
Support
They maintain bone
Osteocytes
Perpendicular to the axis of the bone
Transverse
Where yellow marrow is found in a long bone
Medullary cavity
The central (Haversian) canal contains what
blood vessels
The knee is an example of this type of joint
Hinge
Increasing the angle of a joint
Extension
When muscles pull on bones
Movement (leverage)
They build bone
Osteoblasts
Often caused by a twisting motion
Spiral
Covers the outside of a long bone
periosteum
The osteocytes are found within small pockets in the bone structure called _____________
Lacunae
The shoulder is an example of this type of joint
Ball and socket
Drawing a circle in the sand on a beach with your toe
Circumduction
Your cranium and your brain
Protection
They break down bone
Osteoclasts
Shattered pieces
Comminuted
Blood stem cells are found in ______________ marrow in __________________bone.
red, spongy
The layers of matrix that form the bone are known as ___________________
Lamellae
The type of joint between the trapezoid and the trapezium
Gliding (plane)
Common way to say "no" without words
Rotation
Making the red ones and the white ones
Blood cell production.
Breaking down and building back bone in response to stresses.
Remodeling
Head broken off a bone
Impacted
The wall of the shaft of a long bone is composed of _________________ bone
compact
The canals that run perpendicular to the central canal are known as Volkmann's canals or ____________________canals
Perforating
Between Metacarpal #1 and the trapezium
Saddle
Pointing your toes up
Dorsiflexion
Calcium that might be needed for other bodily functions.
Storage
Breaking down bone is a two-step process; acid to break down the mineral portion, and ___________ to break down the____________ portion
enzymes, protein
At an angle, ends of bones not lined up, poking through the skin. (THREE WORDS)
Oblique, displaced, open