Bone Structure and classsification
The wrist bones are examples of __________ bones.
short
Attaching the ribs to the sternum are the ____________.
costal cartilages
epiphysis
enlarged end of a long bone
Canaliculus
Minute tube containing cellular process of osteocytes.
The articular cartilage is characterized by
hyaline cartilage
Spongy bone can be found
within the epiphyses of long bones.
Composed of adipose tissue and located in the medullary cavity of adult.
Yellow bone marrow
A lacuna of bone tissue contains
an osteocyte.
The type of cartilage that remains at the surface of movable joints is called ____________ .
articular cartilage.
The central canal of bone tissue contains
blood vessels and nerves.
Bone extracellular matrix is composed of
collagen and calcium phosphate.
Living bone tissue is composed of
one-third inorganic matrix and two-thirds organic matrix.
The _____________ is an example of a sesamoid bone.
patella
What type of bone is the patella ?
short bone
number of bones in the human skeleton.
206
Central canal
Also called Haversian or osteonic canal; contains blood vessels and nerves.
Provides a smooth covering on the outside ends of the epiphyses.
Articular Cartilage
sesamoid bones
Bones embedded within a tendon
Long bones
Bones with expanded ends that are longer than they are wide
irregular bone
Bones with numerous shapes
Lamella
Concentric rings of matrix around a central canal.
short bones
Cube-shaped bones
Osteon
Cylinder-shaped unit that contains centrally located blood vessels and nerves.
The long, slender central portion of a long bone.
Diaphysis
Membrane composed of bone cells lining the medullary cavity of long bones.
Endosteum
Area previously composed of hyaline cartilage; replaced by bone tissue after growth is complete.
Epiphyseal line
Between the vertebrae, ___________ comprises the intervertebral discs.
Fibrocartilage
How is the temporal bone classified?
Flat bone
What type of bone is the frontal bone?
Flat bone
What type of bones make up the ribs?
Flat bones
Within a long bone, what does the presence of an epiphyseal plate indicate?
Growth in height is not yet complete.
What type of bones make up the vertebrae?
Irregular bones
What type of bone is the femur?
Long bone
What type of bone is the humorous?
Long bone
flat bones
Many bones forming the cranial cavity, such as the parietal bones
Large space within the diaphysis of bone.
Medullary (marrow cavity)
The outer fibrous connective tissue covering of long bones.
Periosteum
Areas of spongy bone surrounded by blood cell-forming tissue within the epiphyses.
Red bone marrow
What types of bones are the carpals?
Short bones
Lacuna
Small chamber (depression) for an osteocyte.
Type of bone tissue characterized by trabeculae and found within the epiphyses.
Spongy bone
collagen fibers and cells.
The organic matter of living bone includes
Haversian system
The osteon ; is the fundamental functional unit of much compact bone.
The epiphyseal plate represents
growth zone of hyaline cartilage
What type of bone is the maxillary bone?
irregular
endosteum
lines the medullary cavity
