It's often used along with—and frequently confused with— adduction, which means exactly the opposite: movement toward the midline of the body. ‘Adduction is a more extensive movement than abduction because abduction is limited by the lateral side of the radius.’ ‘Follow-up examination at 1 week after injury revealed gross weakness in external rotation and abduction.’ ‘Shoulder-joint abduction is an important action … One easy way to remember the difference is to note that the root of abduction is "abduct," which means to take away (as in to kidnap) and that the first three letters of adduction are "add," which could be taken to mean to add to or bring together. Within physical education, terms such as fluent, controlled, aesthetically pleasing or with very few errors could be used to describe what a competent performance looks like. There are six of them. Pronation and Supination. See terms of use. It occurs when muscles contract and bones move the joint from a bent position to a straight position. • Extend the shoulder joint of a rounder’s player as they draw the arm back to bowl. The muscle responsible for abducting the pinky finger is the abductor digit minimi of the the hand. Collins Dictionary of Medicine © … Most scientists and mental health professionals explain these … The movement of a limb or other part away from the midline of the body, or from another part. If you were to hold your palm with all your fingers together and then move your thumb away from your index finger to create an "L" shape, you would be abducting your thumb. Abduction is taking the body part away from the central line and adduction is moving it towards (remember this by thinking adduction adds the body part to the centre). An example of abduction is a criminal driving away with a … To understand abduction of the hand, imagine your arm by your side with your palm facing forward. Abduction definition is - the action of abducting : the condition of being abducted. Abduction and Adduction. Abduction and adduction are two terms that are used to describe movements towards or away from the midline of the body. Abduction The deltoids: • Flex the shoulder of a tennis as they throw the ball up to serve. Angel Thoughts by IvyRose. For the first time explicitly highlighted by C. Pearce, who considered abduction (abductive inference) along with induction and … Movement of the little finger side of the hand toward the medial side of the forearm. It is thus opposed to adduction. When we sit for long periods, these muscles, along with others, can become weak and lead to certain types of pain, such as patellofemoral pain syndrome (sometimes called runner's knee, or PFPS) and iliotibial (IT) band syndrome. The various appendages of the human body also have midlines. Erin Pereira, PT, DPT, is a board-certified clinical specialist in orthopedic physical therapy. From adduction it is the movement of the femur in the frontal plane medially toward the midline or putting your leg across your body. Abduction is a movement away from the midline – just as abducting someone is to take them away. Latissimus dorsi Adduction The latissimus dorsi abducts the shoulder in the inward phase of They're involved in core strength, balance, and athletic performance. Abduction and adduction are movements of the extremities in the plane of coronal movement (medial-lateral). Abduction, in functional anatomy, is a movement which draws a limb away from the median (Sagittal) plane of the body. That is, movement of the right arm to the right or movement of the left arm to the left would be abduction of the (right, or left) arm. Abduction (and adduction) are movements that take place at the joints; any type of joint that facilitates lateral (side-to-side) movement can aid in abduction. There are several parts of the body that are capable of abduction. home / medterms medical dictionary a-z list / health & living center / adduction definition Medical Definition of Adduction Medical Author: William C. Shiel Jr., MD, FACP, FACR The opposite, inward, movement is called ADDUCTION. Yesterday's Angel Adduction can also be moving the body part across the centre line and to the other side of the body, shown in the hip abduction … Wrist. • Abduct the shoulder joint in the outward phase of a star jump. Abduction is a term that simply means the movement of a body part away from the midline, or center of the body. Figure 1: Abduction and Adduction The adduction brings the limb or hand to or through the midline of the body, or join the fingers of the hands or feet. Abduction of your hand in this position would happen at the radiocarpal joint of the wrist and would mean moving your entire hand away from your body in the direction of your thumb. (c) An offense under this section is a felony of the third degree. From abduction it is the downward movement of the humerus in the frontal plane medially toward the body. In addition to moving the leg away from the midline of the body, the hip abductors help to rotate the thigh in the hip socket and to stabilize the hip joint. Abduction. Ⓒ 2021 About, Inc. (Dotdash) — All rights reserved. Abduction moves the limb laterally away from the midline of the body, while adduction is the opposing movement that brings the limb toward the body or across the midline. Abduction is any movement which pulls the anatomical structure of the body out of the midline. Causes; Abduction is caused by the contraction of abductor muscles, while adduction is caused by the contraction of adduction muscles. Here's a closer look at how abduction works in the body, with a special emphasis on abduction of the legs and its role in movement and mobility. For example, abduction of the shoulder raises the arms out to the sides of the body. For example, swinging of the body from the side of the body up to the shoulder or higher is abduction. Four muscles are involved in abducting the rest of the fingers; together they're called the dorsal interossei of the hand. The main muscles responsible for this movement are located on the shoulder: the deltoids and the supraspinatus—one of the four rotator cuff muscles in the shoulder. For instance, the midline of … Both terms frequently are used by movement specialists such as exercise physiologists, physical therapists, fitness and yoga instructors, personal trainers, and kinesiologists, but it can be useful to understand the ways in which the ability to abduct certain body parts allows us to move and use our bodies effectively.
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