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chapter 5 skeletal system
Terms in this set (40)
What makes up the skeleton system
Bones, joint, ligaments, tendons, cartilage
What are the three types of bone tissue?
Compact bone, spongy bone, bone marrow
How are bones classified? What are the four types?
shape, long, flat, irregualr
What is an osteoblast? What is an osteoclast?
Makes bone• Breaks down bone
What happens at epiphyseal plates?
Where growth of long bone occurs during childhood.
What is the difference between a simple fracture and compound fracture?
Simple - bone not through skin• Compound - through the skin
Name two of the 6 types of fractures.
Comminuted• Compression• Depressed• Impacted• Spiral• Greenstick
What is the first step in bone fracture repair?
What is the second step of bone fracture repair?
Break is splinted by fibrocartilage callus
What is the third step of bone fracture repair?
Bony callus replaces fibrocartilage callus
What is the fourth step in bone facture repair?
Bony callus is remodeled to form permanent patch
What are the 2 parts the skeleton is divided into?
What are the three parts of the axial skeleton?
Skull• Vertebral column• Rib cage
What is the function of our skeleton? (5 things)
Support• Protection• Movement• Storage of minerals & fats• Blood cell formation
What skull/facial bone is the only one that freely moves?
What are the three sections of the vertebral column?
Cervical (C)• Thoracic (T)• Lumbar (L)
How many vertebrae are in each section? (in order top down)
BLD 7 12 5
condyloid, saddle, ball and socket, gliding, hinge, pivot
What is ossification?
Process of bone formation
What hormone raises blood calcium levels?
The tibia and radius are examples of what type of bone?
What type of tissue reduces friction in the joints?
Where does the central (Haversian) canal run?
Through the middle of an osteon
Bone fracture that results in many fragments
Bone fracture where the bone is crushed.
Bone fracture more common in children than adults
Bone fracture due to excess twisting.
Bone fracture where ends are forced into each other.
Bone in body that does not directly articulate with any other bone.
Inflammation in one or more joints
Most common type of arthritis.
When the body mistakenly attacks healthy tissue and breaks down cartilage.
When uric acid builds up in the blood and crystals form at joints.
Lack of vitamin D can cause this.
Joint of the thumb
Joint of the knee
Joint of the wrist
Joint of the hip
ball and socket
Joint of the phalange
Joint of the ulna and radius
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