Extension Anatomy Definition
Medical definition of extension. Flexion and extension are movements that occur in the sagittal plane.
Anatomical Terms Of Motion Wikipedia
In anatomy extension is a movement of a joint that increases the angle between two bones or body surfaces at a joint.
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Extension anatomy definition. Extension of the hip or shoulder moves the arm or leg backward. The stretching of a fractured or dislocated limb so as to restore it to its natural position. The process of straitening or the state of being strait.
If the head is tilted all the way back the neck is said to be extended. For example when standing up the knees are extended. Flexion and extension are movements that take place within the sagittal plane and involve anterior or posterior movements of the body or limbs.
Flexion at the elbow is decreasing the angle between the ulna and the humerus. Extension of the hip and knee joints is necessary to stand up from the sitting position. Flexion refers to a movement that decreases the angle between two body parts.
When the chin is against the chest the head is flexed and the trunk is flexed when a person leans forward. For example extension is produced by extending the flexed elbow. Straightening of the arm would require extension at the elbow joint.
Extension usually results in straightening of the bones or body surfaces involved. Extension the making larger of a thing imaging the broadening of a lesioneg a cancer or focus of infection as seen on an imaging technique orthopedics a in the angle between parts of a joint. They refer to increasing and decreasing the angle between two body parts.
Extension an adult sex toy placed around an erect penis which extends its length. A straightening of a flexed limb terminal care see extension of life. Extension of the hip and knee joints is necessary to stand up from the sitting position.
Extension definition an act or instance of extending lengthening stretching out or enlarging the scope of something. An unbending movement around a joint in a limb as the knee or elbow that increases the angle between the bones of the limb at the joint compare flexion 1. For the vertebral column flexion anterior flexion is an anterior forward bending of the neck or body while extension involves a posterior directed motion such as straightening from a flexed position or bending backward.
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