BONE STRUCTURE
BONE JOINTS
TYPE OF FRACTURES
VERTEBRAL COLUMN
CARPALS WRIST BONES
100

The Soft , jelly - tissue inside bones that make blood cells.

What is bone marrow ? 

100

These joints are immovable and are found in the skull.

What are synarthrotic joints ? ( sutures ) 

100

This fracture breaks the bone into three or more pieces , often caused by high impact trauma.

What is comminuted fracture ?

100

This region contains 7 vertebrae ( C1 - C7 ) and supports the neck.

What is the cervical region?

100

These eight smalls bones make up the wrist. 

What are the carpals ?

200

This term describes the rounded end of a long bone .

What is the epiphysis ? 

200

These joints are slightly movable and are found between the vertebrae.

What are amphiarthrotic joints ?

200

In this type of fracture , the bone breaks the skin , creating a high risk of infection. 

What is an open ( compound ) fracture ? 

200

This middle region consists of 12 vertebrae ( T1 - T12 ) that connect to the ribs.

What is the thoracic region ?

200

This carpal bone is the most commonly fractured and sits near the thumb.

What is the scaphoid ? 

300

These are the living cells that break down old bone so new bone can form. 

What are osteoclasts ?

300

These fully movable joints : including the knees , elbows , and shoulders : are also known as this type of joint. 

What are diarthrotic joints ( synovial joints ) ? 


300

This fracture has the bone break at an angled pattern rather than straight across.

What is an oblique fracture ? 

300

This lower - back region has 5 vertebrae ( L1 - L5 ) and bears the most body weight.

What is the lumbar region ? 

300

The pea shaped carpal bone is found on the pinky side of the wrist.

What is the pisiform ?

400

These bone cells are responsible for building new bone tissue .

What are osteoblasts ? 

400

The shoulder and hip are examples of this synovial joint type that allows the most movement. 

What is ball and socket joint ? 

400

This twisting injury causes a corkscrew - shaped fracture down the bone. 

What is a spiral fracture ?

400

The triangular bone is formed by the fusion of 5 vertebrae and sits at the base of the spine.

What is the sacrum ? 

400

These two carpals form the " anatomical snuffbox " along with the scaphoid.

What are the trapezium and trapezoid?

500

The long central shaft of a long bone : such as in your arms or legs.

What is the diaphysis ? 

500

This type of synovial joint moves like a door and is found in the knee and elbow. 

What is a hinge joint ? 
500

This fracture breaks the bone straight across , often from a direct blow. 

What is a transverse fracture?

500

Commonly called the tailbone , this small structure is made of 3 - 5 fused verterbrae . 

What is the coccyx ? 

500

The lunate and triquetrum are part of this row of carpals , the row closest to the forearm.

What is the proximal row ?

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