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Chapter 6 A&P Cards
Osseous Tissue and Bone Structure
25
Anatomy
Not Applicable
10/15/2013

Additional Anatomy Flashcards

 


 

Cards

Term

 

 

Flat 

Bones

Definition

Have thin roughly parallel surfaces,

some examples would be cranial bones and the sternum

Term

 

Sutural

Bones

Definition
Also referred to was Wormian Bones, these are irregular bones formed between cranial bones. The number size and shape of these bones vary.
Term

 

Long

Bones

Definition

Are relatively long and slender,

examples of this type of bone would be various bones of the limbs

Term

 

Irregular 

Bones

Definition

The shapes of these bones are complex, 

examples of these bones are bones of the pelvis, vertebrae and some facial bones

Term

 

Sesamoid 

Bones

Definition
Are small, flat, and somewhat shaped like a sesame seed. They develop in tendons of the knee, hands, and feet.
Term

 

Short 

Bones

Definition

Short bones are small and boxy. 

Examples of this type of bone would be the carpals and tarsals.

Term

 

Canal 

or

Meatus

(skull surface features)

Definition

 

Large

Passageway

Term

 

Process

(skull surface features)

Definition

 

Projection

or 

Bump

Term

 

Sinus

(skull surface features)

Definition

 

Chamber within bone, usually filled with air

Term

 

Foramen

(skull surface features)

Definition

 

Small rounded passageway

Term

 

Fissure

(skull surface feature)

 

Definition

 

Elongated cleft or gap

Term

 

 

Epiphysis

Definition


expanded ends of a long bone

Term

 

Articular

Cartilage

Definition

 

covers portions of the epiphysis that forms articulations. It is avascular and recieves resources from synovial fuid.

Term

 

 

Metaphysis

Definition

 

Connets epiphysis to the shaft of the long bone

Term

 

 

Diaphysis

Definition

 

 

Shaft of the long bone

Term

 

 Medullary 

Cavity

Definition

 

Found inside the diaphysis and is filled with red and yellow bone marrow

Term

 

 

Osteocytes

Definition

 

A mature bone cell

 

(osteo-, bone + cyte, cell)

Term

 

Osteoprogenitor

Cells

Definition
are found in the inner lining of the periosteum, they the endosteum in the medullary cavity and the passageways containing blood vessels
Term

 

 

Osteoclasts

Definition

 

 remove and remodel bone matrix

Term

 

Interstitial

Lamellae

Definition

 

Fills the spaces between osteons

Term

 

Spongy

Bone

Definition
Is located where bones aren't heavily stressed or in many directions
Term

 

 

Osteons

Definition

 

Contain central canals that are parallel to the bones surface and are connected by perforating canals that are perdendicular to the bones surface

Term

 

Appositional 

Bone Growth

Definition

 

Increases bone diameter of the pre-existing bone. It does not form original bones

Term

 

 

Chondrocytes

Definition

 

Cartiliage Cells

 

(chondro-, Cartilage & cyte, cell)

Term

 

 

Achondroplasia

Definition

 

A disorder where the epiphyseal cartilage grows unusually slowly. Signs of this are short limbs but normal trunk size.

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