Joints Flashcards
What is AMPHIARTHROSIS?
The functional category for joints that allow LITTLE MOVEMENT.
What is SYNARTHROSIS?
The functional category for joints allowing NO MOVEMENT.
What is DIARTHROSIS?
The functional category for joints that allow FREE MOVEMENT.
What are the THREE STRUCTURAL CATEGORIES of joints?
FIBROUS, CARTILAGINOUS, and SYNOVIAL.
What are the THREE FUNCTIONAL CATEGORIES of joints?
SYNARTHROSIS, AMPHIARTHROSIS, and DIARTHROSIS.
What type of joint allows the atlas to rotate around the axis?
Pivot
What is SYMPHYSIS?
A cartilaginous joint because the bones are separated by a broad disc or pad or fibrocartilage.
What is a BURSAE?
A small packet of connective tissue containing synovial fluid.
Examples of GLIDING joints.
- at both ends of the clavicles
- between the carpals and tarsals
- at the sacrum and hip bones
Examples of HINGE joints.
- elbow
- knee
- ankle
- between phalanges
Examples of PIVOT joints.
- between atlas and axis
- between head of radius and the shaft of the ulna
Examples of CONDYLAR joints.
- between radius and proximal carpals
- between phalanges and metacarpals
Example of SADDLE joint.
-thumb
What is the difference between a fibrous joint and a cartilaginous joint?
Fibrous: dense connective tissues and collagenous fibers
Cartilaginous: hyaline or fibro-cartilage
What is SYNCHONDROSIS?
syn=together, chondros=cartilage
A rigid, cartilaginous connection.
EX: sternum, epiphyseal plate
