Term
|
Definition
short
long
flat
irregular |
|
|
Term
|
Definition
| Needle like Stuctures found within the epiphis (head) of a bone. |
|
|
Term
|
Definition
| Dense calcified bone found in the diaphysis or "shaft" of the bone |
|
|
Term
|
Definition
| Main shaft of a long bone |
|
|
Term
|
Definition
Both ends (head) of a long bone.
made of cancellous bone
filled with marrow |
|
|
Term
|
Definition
| Strong support without too much weight |
|
|
Term
|
Definition
| Provide attatchments for muscles and and give stability to joints |
|
|
Term
|
Definition
Hyaline cartalage
it covers the atticular surface on the epiphysis |
|
|
Term
|
Definition
Dense white fibers covering the bone
Attatchment site for tendons |
|
|
Term
|
Definition
Hollow space in Diaphysis
Filled with yellow marrow in adults
|
|
|
Term
|
Definition
| This epithelial membrane that lines medulllary cavity |
|
|
Term
| Short, flat, and irregular bones. |
|
Definition
Inner is cancellous bone
Outer is compact bone
Inside is filled with RED marrow |
|
|
Term
| Bone tissue is recognized as what type of tissue? |
|
Definition
|
|
Term
Bones strength is equal to what metal?
At what fraction of the weight? |
|
Definition
|
|
Term
|
Definition
calcium and phosphate crystalized
hardening the bone |
|
|
Term
| What other important elements are found in bone tissue? |
|
Definition
|
|
Term
|
Definition
Surrounds vertical canals in hard bone that deliver nutrience and remove waste from the bone.
[image] |
|
|
Term
| Four stuctures in the Osteon |
|
Definition
Lamella
Lacunae
Canaliculi
Haversian canal |
|
|
Term
|
Definition
| Cylinder-shaped layers of calcified matrix |
|
|
Term
|
Definition
| Small spaces containing tissue fluid where bone cells are found, in between hard layers of lemella |
|
|
Term
|
Definition
| Teeny tiny canals connecting lacunae together linking them to the haversian canal |
|
|
Term
|
Definition
| Blood vessels and Lympatic vessels runing through the center of each osteon |
|
|
Term
|
Definition
| In place of osteons in spongy bone |
|
|
Term
|
Definition
| Links haversian canals together |
|
|
Term
|
Definition
| cells that turn into osteoblasts. (stem cells) |
|
|
Term
|
Definition
| bone forming cells in all bone surfaces |
|
|
Term
|
Definition
Big Cell
lots of nuclei
releases calcium
lots of mitochondria and lysosomes |
|
|
Term
|
Definition
| mature, non-dividing osteoblast surrounded by matrix, lying within lacunae. |
|
|
Term
|
Definition
Myeloid tissue
Produces Blood cells
within bone |
|
|
Term
|
Definition
Found in infant/childs bone
produces red blood cells |
|
|
Term
|
Definition
| With aging, it becomes saturated with fat and cant produce anymore blood cells |
|
|
Term
|
Definition
Support
Protection
Movement
Mineral Storage
Hematopoiesis |
|
|
Term
| Skeletal system serves as a store house for what percentage of calcium. |
|
Definition
|
|
Term
| Osteoblast store calcium whereas... |
|
Definition
| Osteoclasts release calcium into blood stream |
|
|
Term
| Homeostasis of calcium ion concentration is essential for the following |
|
Definition
Bone formation and repair
Blood clotting
Transmission of nerve impulses
Maintenance of skeletal and cardiac muscle contraction |
|
|
Term
|
Definition
Increases calcium levels
stimulates osteoclasts
stimulates Vit. D synth
MORE important |
|
|
Term
|
Definition
lowers calcium levels.
Protein hormone from the thyroid.
inhibits osteoclasts.
Less important. |
|
|
Term
|
Definition
| Development of bone from cartilage |
|
|
Term
| Intramembranous ossification |
|
Definition
development of bone in one stage from connective, fibrous tissue
clavicle, flat bones in skull, ect... |
|
|
Term
| Endochondral ossification |
|
Definition
Primary formation of bone
The process by which bones grow in length.
From epiphysis elongating into the diaphysis
|
|
|
Term
| Epiphyseal Plate: The Four Layers |
|
Definition
1. resting cartilage cells
2. Proliferation, zone of
3. Hypertrophy, zone of
4. Calcification, zone of
|
|
|
Term
| Diameter of bone grows from: |
|
Definition
| combined action of osteoclasts and osteoblasts. |
|
|
Term
| In bones diameter growth, osteoclasts: |
|
Definition
|
|
Term
| In bones diameter growth, osteoblasts: |
|
Definition
| build new bone on the surface of the bone |
|
|
Term
| When referring to bones, a callus is: |
|
Definition
| repair tissue that binds the broken ends of a fracture together |
|
|
Term
|
Definition
| Blood clots that form directly after a fracture |
|
|
Term
| What kind of connective tissue is cartilage? |
|
Definition
|
|
Term
| Characteristics of cartilage |
|
Definition
No canal system or blood vessels
Chondrocytes get nutrience via diffusion
Fibrous matrix
|
|
|
Term
|
Definition
|
|
Term
|
Definition
most common
can turn into bone
covers articular surfaces
forms bronchi in lungs, and tip of nose
Chondrocytes are isolated into lacunae |
|
|
Term
|
Definition
High nubers of elastic fibers
forms ear, eastachian tube, epiglottis |
|
|
Term
|
Definition
Found in pubis and intervertebral disks
less matrix and more fibers
Strong and rigid |
|
|
Term
| Endogenous cartilage growth |
|
Definition
Matrix is made within, expanding what was alredy there
found in children |
|
|
Term
| Exogenous cartilage growth |
|
Definition
Matrix is placed on the ouside of what is already there
found in adults |
|
|
