Elbow joint. the triceps brachii muscle contracts while the opposing triceps relax.They are primarily responsible for the extension of the elbow joint (straitening of the arm).
It isn't. The triceps brachii muscle (which is actually a group of three muscles) is the strongest set of muscles in the arm and accounts for nearly 60% of the upper arm's mus … cle mass. The triceps are primarily responsible for the extension of the elbow joint (straitening of the arm). For instance to bend and close the arm at the elbow, the flexor muscles (biceps) contract while the opposing triceps relax. And then to straighten the arm, the triceps (extensor muscles) will contract while the biceps relax.   Rotator muscles work together to turn and twist the arm. The triceps brachii muscle (Latin for three-headed muscle of the arm) is the large muscle on the back of the upper limb of many vertebrates. It is the muscle principally responsible for extension of the elbow joint (straightening of the arm). The triceps is an extensor muscle of the elbow joint and an antagonist of the biceps and brachialis muscles. It can also fixate the elbow joint when the forearm and hand are used for fine movements, e.g., when writing. The antagonist of the muscle, biceps brachii is triceps brachii. Most muscles work in pairs, so MOST of the time, the antagonist is the one that is doing OPPOSITE of what IT i … s doing. Like when the biceps contracts, the triceps relaxes, when the triceps contract, the biceps relaxes. + 8 others found this useful. The triceps brachii attaches to the olecranon process. Contraction of the triceps brachii muscle causes the ulna to rotate around the distal humerus, causing extension of the forearm. The triceps brachii muscle divides into ________ parts or heads. Nursing and Clinical • Started by kami • Views: 17 • Last post by normale (2 weeks ago). This topic is currently locked from adding new posts. Only administrators and moderators can reply. One is the biceps brachii which is one of the flexors … of the elbow and the other is the biceps femoris, which extends the hip and flexes the knee. 1  Best Workout for Building Biceps Muscles The biceps muscle is one of the most important muscles in your body. Most muscles work in pairs, so MOST of the time, the antagonist is the one that is doing OPPOSITE of what IT i … s doing. Like when the biceps contracts, the triceps relaxes, when the triceps contract, the biceps relaxes. + 8 others found this useful. It is the large muscle on the back of the arm and is primarily the muscle used for extension of the elbow joint or straightening o … f the arm. The triceps is also an antagonist of the biceps and the brachialis muscles. Extensors Triceps is not a flexor. It is extensor of the elbow joint. For instance to bend and close the arm at the elbow, the flexor muscles (biceps) contract while the opposing triceps relax. And then to straighten the arm, the triceps (extensor muscles) will contract while the biceps relax.   Rotator muscles work together to turn and twist the arm. The biceps brachii and triceps brachii are the muscles of your upper arm. The biceps muscle is located on the front of your upper arm and is composed of two heads. The triceps makes up the back of your arm and is made up of three heads. Together, through a series of equal and opposite contractions, these muscles are responsible for flexion and extension of your elbow joint and contribute to functional movement. Daily Movement. Muscles close in proximity, such as the biceps and triceps, often work in groups to create functional movement. Functional movement is motion that contributes to your ability to complete the tasks and activities that form your daily life. Your biceps and triceps are examples of agonist and antagonist muscles. An agonist muscle is the primary mover. The primary mover is often responsible for initiating the major movement by a muscle shortening contraction. The antagonist muscle is a secondary mover. Daily Movement. Muscles close in proximity, such as the biceps and triceps, often work in groups to create functional movement. Functional movement is motion that contributes to your ability to complete the tasks and activities that form your daily life. HOW MUSCLES WORK. A voluntary muscles usually works across a joint. It is attached to both the bones by strong cords called tendons. When the muscles contracts, usually just one bone moves. For example when the biceps in the arm contracts, the radius moves but the scapula does not. This occurs when a muscle attempts to push or pull an immovable object. This is a contraction in which movement does take place, because the tension generated by the contracting muscle exceeds the load on the muscle. This occurs when you use your muscles to successfully push or pull an object.
http://www.answers.com/Q/What_movement_does_the_arm_make_when_the_triceps_muscle_contracts https://en.wikipedia.org/wiki/Triceps_brachii_muscle http://www.answers.com/Q/What_movement_does_contraction_of_the_biceps_brachii_produce http://biology-forums.com/index.php?topic=76399.0 http://www.answers.com/Q/What_movement_does_contraction_of_the_biceps_brachii_produce http://www.answers.com/Q/What_movement_does_the_arm_make_when_the_triceps_muscle_contracts http://www.livestrong.com/article/520358-biceps-triceps-work-together/ http://www.livestrong.com/article/520358-biceps-triceps-work-together/ http://www.edu.xunta.es/ftpserver/portal/S_EUROPEAS/ED_FISICA2/MUSCLES.htm
when the triceps brachii muscle contracts what movements does it produce