The Soft , jelly - tissue inside bones that make blood cells.
What is bone marrow ?
These joints are immovable and are found in the skull.
What are synarthrotic joints ? ( sutures )
This fracture breaks the bone into three or more pieces , often caused by high impact trauma.
What is comminuted fracture ?
This region contains 7 vertebrae ( C1 - C7 ) and supports the neck.
What is the cervical region?
These eight smalls bones make up the wrist.
What are the carpals ?
This term describes the rounded end of a long bone .
What is the epiphysis ?
These joints are slightly movable and are found between the vertebrae.
What are amphiarthrotic joints ?
In this type of fracture , the bone breaks the skin , creating a high risk of infection.
What is an open ( compound ) fracture ?
This middle region consists of 12 vertebrae ( T1 - T12 ) that connect to the ribs.
What is the thoracic region ?
This carpal bone is the most commonly fractured and sits near the thumb.
What is the scaphoid ?
These are the living cells that break down old bone so new bone can form.
What are osteoclasts ?
These fully movable joints : including the knees , elbows , and shoulders : are also known as this type of joint.
What are diarthrotic joints ( synovial joints ) ?
This fracture has the bone break at an angled pattern rather than straight across.
What is an oblique fracture ?
This lower - back region has 5 vertebrae ( L1 - L5 ) and bears the most body weight.
What is the lumbar region ?
The pea shaped carpal bone is found on the pinky side of the wrist.
What is the pisiform ?
These bone cells are responsible for building new bone tissue .
What are osteoblasts ?
The shoulder and hip are examples of this synovial joint type that allows the most movement.
What is ball and socket joint ?
This twisting injury causes a corkscrew - shaped fracture down the bone.
What is a spiral fracture ?
The triangular bone is formed by the fusion of 5 vertebrae and sits at the base of the spine.
What is the sacrum ?
These two carpals form the " anatomical snuffbox " along with the scaphoid.
What are the trapezium and trapezoid?
The long central shaft of a long bone : such as in your arms or legs.
What is the diaphysis ?
This type of synovial joint moves like a door and is found in the knee and elbow.
This fracture breaks the bone straight across , often from a direct blow.
What is a transverse fracture?
Commonly called the tailbone , this small structure is made of 3 - 5 fused verterbrae .
What is the coccyx ?
The lunate and triquetrum are part of this row of carpals , the row closest to the forearm.
What is the proximal row ?