The hinge joint is a form of the true joint that allows uniaxial motion. A cylindrical joint head engages a socket that is shaped similar to a hollow cylinder segment. Diseases of hinge joints may correspond to osteoarthritis, among other conditions. What is the hinge joint? Where bones meet in the body, they often form … Hinge Joint: Structure, Function & Diseases
Synonyms Joint head, socket, joint mobility, Medical: Articulatio Types of joints Joints are divided into real joints (diarthroses) and fake joints (synarthroses). The real joints are separated from each other by a joint gap. If the joint space is missing and is filled with filling tissue, it is called a fake joint. In the case … Joints
Special features In certain joints, additional structures within the joint (intra-articular structures) are also present. Menisci articulares are sickle-shaped structures with a wedge-shaped cross-section that are only found in the knee joint. They consist of firm collagenous connective tissue and fibrous cartilage. They serve to compensate for the non-fitting joint partners and reduce the pressure … Special features | Joints
Overview of all important joints The shoulder joint (lat. Articulatio humeri) is formed by the uppermost part of the humerus, also called humeral head (lat. Caput humeri), and the socket of the shoulder blade (lat. Scapula), also called cavitas glenoidalis. It is the most mobile but at the same time the most susceptible joint of … Overview of all important joints | Joints
Synonyms Joint head, socket, joint mobility, Medical: Articulatio Number of joints The number of human joints depends on whether you add up only real joints or all the articulated joints of the body. Real joints, i.e. joints that consist of two joint partners, are separated from each other by a cartilage-lined joint gap and have … Human joints
Synonyms Medical: Articulatio cubiti Definition The elbow joint (Articulatio cubiti) connects the upper arm with the forearm. It consists of three partial joints, which are formed by three bones (upper arm, ulna and radius): These partial joints are combined with a common joint capsule to form the elbow joint. Humeroulnar joint (Articulatio humeroulnaris): formed by … The elbow joint
Proximal radioulnar joint In the proximal radioulnar joint (Articulatio radioulnaris proximalis), the edge of the radial head (Circumferentia articularis radii) and the corresponding notch on the inner side of the ulna (Incisura radialis ulnae) are joined together in an articulated manner. They form a wheel joint which allows rotation around the longitudinal axis of the … Proximal radioulnar joint | The elbow joint
Diseases Epicondylitis is an inflammatory painful irritation between the visual approaches of the muscles and the bony projections to which they are attached. It is caused by overuse and, depending on its location, is commonly called “tennis elbow” or “golfer’s elbow” in the region of the elbow. This disease can be treated with immobilization and … Diseases | The elbow joint
Synonyms Joint head, socket, joint mobility Medical: Articulatio Hip joint Shoulder joint and Basic Finger Joints Ball joints have an infinite number of axes of motion, but from a functional point of view three main axes are defined, so that these are joints with three degrees of freedom. This is done around a sagittal axis: … Joint shapes of human joints
Synonym USG, Articulatio talotarsalis Definition The lower ankle joint in combination with the upper ankle joint is the articulated connection between the two, allowing for optimal stability and great mobility. In contrast to the upper ankle joint, it has no direct contact to one of the lower leg bones, the joint surfaces are formed by … The lower ankle joint
