Introduction Superficial muscle of anterior compartment of the forearmThe muscles of the front of the forearm may be divided into superficial and deep groups of muscle. There are five muscles in the superficial muscle group. These are the pronator teres, the flexor carpi radialis, the palmaris longus, the flexor carpi ulnaris and the flexor digitorum…
Introduction The intrinsic muscles of the hand serve the function of adjusting the hand during gripping and also for carrying out fine skilled movements. The origin and insertion of intrinsic muscles are within the territory of the hand.There are 20 muscles in the hand. These are: Four thenar musclesAbductor pollicis brevisFlexor pollicis brevisOpponents pollicisAdductor pollicis…
Introduction The muscles in the Back of the forearm muscles (posterior compartment of the forearm) are commonly known as the extensor group of muscles. The general function of these muscles is to perform extension at the wrist and fingers joints. They all are innervated by the radial nerve. Anatomically, the muscles in the posterior compartment…
What are Muscles Of Back Of Upper Arm? Muscles Of Back Of Upper Arm (The posterior (extensor) compartment of the upper arm) contains mainly the triceps brachii muscle. Even though the anconeus muscle is not anatomically located in the upper arm region, it is often considered to be a part of this muscle group. This…
Introduction : The Rotator Cuff (RC) is a common name for the group of 4 distinct muscles and their tendons, which provide strength and stability during movement of the shoulder complex. The Rotator Cuff muscles arise from the scapula and connect to the humerus head, forming a cuff around the glenohumeral (GH) joint. The rotator…
Triceps muscle strengthening exercise with the help of dumbbells If you want to make your arms powerful, you should also focus on strengthening your triceps muscles. The Triceps muscle is a powerful extensor of the forearm. If you want to strengthen the triceps muscle, the use of dumbbells is highly popular in the masses in…
Pectoralis Major Muscle Anatomy The pectoralis major is a prominent muscle located in the chest region of the human body. It is a large, fan-shaped muscle that plays a crucial role in the movement of the shoulder and arm. If you enjoy working out, you may also hear people refer to these muscles as the…
Pronator Quadratus Muscle Anatomy The Pronator Quadratus muscle is a small, square-shaped muscle located in the forearm of the human arm. It plays a crucial role in forearm pronation, which is the rotational movement of the forearm that turns the palm of the hand downward or backward. Origin Insertion Nerve supply The anterior interosseous nerve…
Extensor Indicis Muscle Anatomy  Extensor indicis is a narrow, elongated muscle found in the posterior compartment of the forearm. It belongs to the deep extensors of the forearm. Together with supinator, abductor pollicis longus, extensor pollicis longus, and extensor pollicis brevis muscles, it causes the extension of the wrist and fingers. It can be palpated…
Extensor Pollicis Longus Muscle Anatomy The extensor pollicis longus (EPL) is a thin muscle of the forearm that belongs to the posterior muscle group, lying in the second or deep layer. The extensor pollicis longus (EPL) muscle is an extrinsic thumb muscle that adducts and extends the thumb’s metacarpophalangeal (MCP) and interphalangeal (IP) joints. It…
