Bones and Joints (Wet Lab) Flashcards
(51 cards)
What is the axial skeleton?
The bones situated in the long axis of the body.
What is the appendicular skeleton?
The bones that are appended to the axial skeleton i.e limbs.
What is the function of compact bone?
Structural support.
What is the function of spongy bone?
Where blood is made.
What is the function of the marrow cavity?
Where red/yellow bone marrow is stored.
What is compact bone surrounded by on the outside and inside?
Outside - periosteum membrane
Inside - Endosteum membrane
What is the function of the periosteum?
Supports bone health and development.
What are the various parts of the bone?
Proximal epiphysis Metaphysis Diaphysis Metaphysis Distal epiphysis
Where is the metaphysis located?
Between the epiphyseal growth plate and medullary cavity.
What growth increases width?
Appositional.
What growth increase length?
Interstitial.
Where is appositional growth?
Outside from the periosteum.
Where is interstitial growth?
Cell division in the cartilage growth plate.
The humerus and phalanges are an example of what type of bone?
Long
The vertebrae and mandible are an example of what type of bone?
Irregular
The skull bones and ribs are an example of what type of bone?
Flat
The carpal and tarsal are an example of what type of bone?
Short
The patella is an example of what type of bone?
Sesamoid
What is the function of a sesamoid bone?
Modifies pressure and reduces friction. Protects tendons from excess wear.
What is the physical appearance of a condyle?
Roughened
What is the function of a condyle?
Where two bones articulate.
What structure is responsible for joint movement?
Tendons
What structure is responsible for joint stability?
Ligaments
What are tuberosities?
Rough prominence
