Join movement terminology Flashcards
Flexion
Bending the joint by decreasing the angle of the joint
Extension
Straightening the limb by increasing the angle of the joint
Adduction
Moving the limb distal to the joint towards the midline/body
Abduction
Moving the limb distal to the joint away from the midline/body
Gliding
Flat surfaces moving over each other
Rotation
movement of a pivot joint
Circumduction
Moving one end of a bone in a circular motion
Protraction
lengthening the limb by moving distal limb away from the body
Retraction
Shortening the limb by moving the distal limb towards the body
Supination
turning the lower surface of the paw downwards
pronation
turning the lower surface of the paw upwards
What is another term for joint?
Arthrosis
What are the 3 different types of joint?
Fibrous joint
Cartilaginous joint
Synovial joint
What are fibrous joints?
Joints that are immovable and the bones forming them are united by dense fibrous connective tissue
What is the name of the fibrous joints in the skull?
Sutures
What is a synarthroses?
A joint that permits little or not movement
What type of joints can be examples of synarthroses?
Fibrous joints
Cartilaginous joints
What are cartilaginous joints?
Joints that allows limited or no movement at all and are united by cartilage
What are examples of cartilaginous joints?
Pubic symphysis
Mandibular symphysis
What are amphiarthroses?
Cartilaginous joints that allow some degree of movement between the bones
Give an example of amphiarthroses
Between the bodies of the vertebrae
What is another name of synovial joints?
Diarthroses
What are synovial joints?
Joints that allow a wide range of movement, the bones are separated by a space filled with synovial fluid
What is the term of the space between 2 bones of a synovial joint that contains synovial fluid?
Joint cavity
