Joint Extension: Definition, Examples, and Significance in Movement
Straightening a joint to increase the angle between two bones is anatomically known as extension, a fundamental movement opposite to flexion.
By Alex
Category: Anatomy
Browsing all articles filed under the "Anatomy" category.
Clavicle Joints: Sternoclavicular (SC) and Acromioclavicular (AC) Anatomy and Function
The clavicle, or collarbone, forms two primary joints: the sternoclavicular (SC) joint with the sternum, and the acromioclavicular (AC) joint with the...
By Jordan
Shoulder Anatomy: Ligaments Connecting the Humerus and Scapula
The primary ligaments connecting the humerus and scapula are the three Glenohumeral Ligaments (Superior, Middle, Inferior) and the Coracohumeral Ligam...
By Hart
Lumbar Spine: Joint Count, Anatomy, and Functional Significance
The lumbar region of the spinal column contains a total of 15 distinct joints: five cartilaginous intervertebral disc joints and ten synovial facet jo...
By Jordan
Anterior Talofibular Ligament: Attachments, Function, and Clinical Importance
The anterior talofibular ligament (ATFL) originates from the anterior lateral malleolus of the fibula and inserts onto the lateral neck of the talus, ...
By Jordan
Shoulder Joint: Structural Classification, Components, and Mobility
The shoulder joint, or glenohumeral joint, is structurally classified as a synovial ball-and-socket joint, allowing for extensive multi-axial movement...
By Jordan
Knee Menisci: Composition, Structure, and Functional Importance
The menisci of the knee are primarily composed of fibrocartilage, a specialized connective tissue rich in Type I collagen fibers, water, and proteogly...
By Jordan
Knee Ligaments: Location, Types, and Role in Stability
Your knee ligaments are critical fibrous connective tissues that strategically bridge your thigh bone (femur) to your shin bone (tibia) and calf bone ...
By Jordan
Intervertebral Disc: Structure, Components, and Function
The intervertebral disc is primarily composed of the central, gelatinous nucleus pulposus and the tough, fibrous outer annulus fibrosus, with vertebra...
By Alex
