Quadriceps: Concentric Contraction, Knee Extension, and Functional Movements
The concentric contraction of the quadriceps femoris muscle group primarily produces knee extension, where the lower leg straightens or moves away fro...
By Alex
Category: Anatomy & Physiology
Browsing all articles filed under the "Anatomy & Physiology" category.
The Neck: A Complex Joint System of the Cervical Spine
The neck is not a single joint but a highly complex and mobile anatomical region primarily composed of the cervical spine, which includes seven verteb...
By Alex
Thumb Flexibility: Understanding Its Unique Anatomy, Movement, and Health
Your thumb's exceptional flexibility primarily stems from its unique saddle joint at the base, allowing a wide range of motion including opposition, c...
By Jordan
Fibrous Joints: Understanding Ligaments, Sutures, Syndesmoses, and Gomphoses
Some fibrous joints, specifically syndesmoses and gomphoses, are characterized by the presence of strong, bone-connecting fibrous tissues classified a...
By Hart
Shoulder Joint Ligaments: Anatomy, Function, and Clinical Significance
The shoulder joint's exceptional mobility is stabilized by a complex network of ligaments, including the glenohumeral, acromioclavicular, coracohumera...
By Jordan
Joints and Joint Capsules: Understanding Their Differences, Structure, and Function
A joint is the complete anatomical structure where bones meet, encompassing all components, while a joint capsule is a specific fibrous sac that enclo...
By Alex
Adductor Magnus: Hamstring Part Origin, Function, and Clinical Relevance
The hamstring part of the adductor magnus muscle specifically originates from the ischial tuberosity, a prominent bony landmark on the inferior aspect...
By Alex
Ankle Joint: Planes of Movement, Anatomy, and Importance
The ankle joint facilitates movement primarily across the sagittal (dorsiflexion, plantarflexion), frontal (inversion, eversion), and transverse (abdu...
By Alex
Ring Finger Curling: Anatomical Reasons and What It Means
The ring finger often curls due to the shared anatomical structure of its deep flexor muscle (Flexor Digitorum Profundus) with the middle finger, whic...
By Jordan
