SKELETAL JOINTS Flashcards
(27 cards)
A JOINT, OR ARTICULATION IS
ANY POINT AT WHICH TWO BONES MEET, MOVEABLE OR NOT
A FIBROUS JOINT, OR SYNARTHROSIS IS
A POINT AT WHICH TWO BONES ARE LINKED BY COLLAGEN
A CARTILAGINOUS JOINT, OR AMPHIARTHROSIS IS
A POINT AT WHICH TWO BONES ARE LINKED BY CARTILAGE
A SYNOVIAL JOINT, OR DIARTHROSIS IS
A FREELY MOVEABLE JOINT
THE JOINT, OR ARTICULAR CAVITY, IS
THE NARROW SPACE BETWEEN TWO BONES
THE JOINT (ARTICULAR) CAVITY CONTAINS WHAT FLUID?
SYNOVIAL FLUID
AN ARTICULAR DISC IS
A THIN, FIBROCARTILIGINOUS STRUCTURE THAT SEPARATES TWO BONES AND SERVES AS A SHOCK ABSORBER IN A SYNOVIAL JOINT
ACCESSORY STRUCTURES ASSOCIATED WITH A SYNOVIAL JOINT ARE
TENDONS, LIGAMENTS, AND BURSAE
A BURSA IS
A FIBROUS SAC FILLED WITH SYNOVIAL FLUID, LOCATED BETWEEN ADJACENT MUSCLES
INFLAMMATION OF A BURSA IS CALLED
BURSITIS
THERE ARE 6 CLASSES OF SYNOVIAL JOINTS:
1) CONDYLAR (ELLIPSOID) JOINTS
2) BALL-AND-SOCKET JOINTS
3) SADDLE JOINTS
4) PLANE (GLIDING) JOINT
5) HINGE JOINT
6) PIVOT JOINT
ABDUCTION IS
MOVEMENT OF A BODY PART AWAY FROM THE MIDSECTION OF THE BODY
ADDUCTION IS
MOVEMENT OF A BODY PART TOWARDS THE MIDSECTION
ELEVATION IS
MOVEMENT THAT VERTICALLY RAISES A BODY PART
DEPRESSION IS
WHEN YOU VERTICALLY LOWER A BODY PART
(OPENING YOUR MOUTH TO EAT FOOD)
PROTRACTION IS
ANTERIOR MOVEMENT OF A BODY PART
RETRACTION IS
POSTERIOR MOVEMENT OF A BODY PART
CIRCUMDUCTION IS
WHEN ONE APPENDAGE STAYS STILL AND THE OTHER MAKES A CIRCULAR MOTION
ROTATION IS
WHEN A BONE SPINS ON ITS LONGITUDINAL AXIS LIKE THE AXLE OF A BICYCLE WHEEL
SUPINATION IS
WHEN THE FOREARM ROTATES TO FACE THE PALM FORWARD OR UPWARD
PRONATION IS
A ROTATION OF THE FOREARM IN WHICH THE PALM FACES DOWNWARD OR TO THE REAR
OPPOSITION IS
MOVEMENT OF THE THUMB TO APPROACH THE FINGERTIPS
REPOSTION IS
MOVEMENT OF THE THUMB BACK TO ITS ANATOMICAL POSITION
DORSIFLEXION IS
A MOVEMENT IN WHICH THE TOES ARE RAISED
(APPLYING TOENAIL POLISH)
