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Bone Structure
Osseous Tissue and Bone Structure
25
Anatomy
Undergraduate 2
10/11/2013

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Cards

Term
How many bones does the axial skeleton contain?
Definition
126 bones
Term
Bones of the limbs and girdles that attach them to the axial skeleton are called
Definition
Appendicular skeleton
Term
What is the most abundant mineral in the body?
Definition
Calcium
Term
The cranial bones and sternum are examples of what type of bone classification?
Definition
Flat bones
Term
In what area do sesamoid bones develop?
Definition
Tendons of knee, hands, and feet
Term
Bone markings are
Definition
External and internal features related to different functions.
Term
What are osteocytes?
Definition
Mature bone cells that cannot divide.
Term
________ ________ accounts for 1/3 of bone weight, and provides flexibility. ________ ________ accounts for 2/3 of bone weight, and provides strength.
Definition
Collagen fibers; Calcium Phosphate
Term
_______ _______ growth increases bone diameter of existing bones.
Definition
Appositional bone
Term
The two layers of the periosteum are ______ and ______.
Definition
Fibrous outer layer; cellular inner layer
Term
Initial bone formation in embryo begins with ______.
Definition
cartilage
Term
True or False: Reduction in growth hormone leads to reduced epiphyseal cartilage activity and short bones.
Definition
True
Term
Two disorders that cause lengthened bones are _______ and _______.
Definition
marfan syndrome; gigantism
Term
A crack or break due to extreme mechanical stress is called a _______.
Definition
fracture
Term
Open or compound fractures project through the _______.
Definition
skin
Term
Fractures that are completely internal are _______ or _______.
Definition
closed; simple
Term
When one side of shaft broken, and one side bent, the fracture is called a _____.
Definition
greenstick
Term
How many bones total are in the body?
Definition
206
Term
Sutural bones are formed between the _______ bones.
Definition
cranial
Term
The vertebrae, bones of pelvis, and facial bones are examples of ________ bones.
Definition
irregular
Term
The bones in the wrist are called ______.
Definition
carpals
Term
The bones in the ankles are called ______.
Definition
tarsals
Term
The epiphysis is a feature of the ______ bone.
Definition
long
Term
The ________ _________ covers portions of epiphysis that form articulations
Definition
articular cartilage
Term
"Osteo" also means _______.
Definition
bone
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