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When the forearm is extended at the elbow joint what muscle acts as the prime mover?
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∙ 12y ago
Pectoralis Major (E. Marieb and S. Mitchell, Human Anatomy and Physiology)
Wiki User
∙ 13y ago
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∙ 12y agolatissimus dorsi , teres major , teres minor , rhomboideus etc
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∙ 12y agoTriceps brachii is primary flexor at elbow joint. Anconeus helps it.
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∙ 15y agoLatissimus Dorsi
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∙ 13y agobiceps brachii
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∙ 13y agoBiceps Brachii
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What muscle extends the forearm?
Triceps Brachii extends the forearm at the elbow joint.
When the forearm is extended at the elbow joint muscles acts as the prime mover?
biceps brachii
What does the triceps do when you bend the elbow?
Your elbow joint get extended. Your upper limb becomes straight.
What movement does the pronator teres do when contracted?
The Pronator Teres muscle pronates the forearm at the radioulnar joint. It also provides flexion of the forearm at the elbow joint
Are forearm and elbow bone the same meaning?
There is no such thing as an elbow bone, because the elbow is a joint. The forearm has the Ulna and the Radius bones, and there is no elbow bone.
What is the function of biceps brachii?
The function of the biceps brachii is to flex your arm at the elbow. However, even though that is the most visible muscle, the brachialis muscle is considered the prime mover in flexing at the elbow.
What kind of joint is in the forearm?
A pivot joint is found at the elbow. The forearm is between the elbow and the wrist and so has two main joints. One at the elbow and one at the wrist. The other at the wrist is a gliding joint.
What is The muscle responsible for extension of the forearm?
Extension of the forearm at the elbow joint is achieved almost entirely by the triceps brachii but extension of the arm, which actually takes place at the shoulder joint, is achieved by muscles on the back, such as the latissimus dorsi.
Do the triceps flex or extend the forearm?
extensorThe triceps brachii is an extensor. 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 of the arm. The triceps is also an antagonist of the biceps and the brachialis muscles.ExtensorsTriceps is not a flexor. It is extensor of the elbow joint.
How do you build an elbow joint?
Three bones form the elbow joint: the Humerus of the upper arm, and the paired Radius and Ulna of the forearm.
What type of joint is arm?
There are two joints between the forearm bone and wrist:the midcarpal jointthe radiocarpal jointthe radiocarpal joint is the first from the forearm.condyloid joint
What is the action of the biceps brachii?
-Flexion of the Arm -Flexion of the Forearm-Supination of the Forearm-Stabilization of the glenohumeral joint
