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deltoids; biceps,triceps
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∙ 13y ago
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What two muscles are the shoulder adductors?
There are actually four muscles which make up the shoulder adductors. These muscles include the Pectoralis Major, Coracobrachialis, Latissimus Dorsi, and Teres Major.
Which two muscle work in opposite way to make the arm move?
forearm and upper arm muscles.
What part of the body does the biceps move?
The biceps muscle is located in the front area of the upper arm. The biceps muscle helps to stabilize the large bone in the upper arm (the humerus) in the shoulder socket. It also helps to accelerate and decelerate the arm during overhead activities, like tennis or pitching. The biceps tendons keep the biceps muscle attached to the shoulder at one end and the elbow at the other end. Tendons are strong cord-like structures that connect each end of the biceps muscle to bones. At one end of the biceps muscle, tendons connect the biceps to the shoulder in two places. At the other end of the muscle, tendons connect the biceps muscle to the smaller bone (radius) in the lower arm. Source:AAOS
What does it mean when right arm moves without thought?
It means that you naturally move your arm with out thinking that your going to move it. There are two types of muscles; voluntary muscles and involuntary muscles. Voluntary muscles are muscles that you think about to move sometimes and involuntary muscles are muscles that you don't think about moving. An example of an involuntary muscle would be your heart and an example of a voluntary muscle would be your arm even though you don't really have to think about it when you move it.
What are the muscles in the arm?
the deltoid muscle is the muscle forming the rounded contour of the shoulder.the biceps brachii, or simply biceps in common parlance, is, as the name implies, a two-headed muscle located on the upper arm.The brachialis (brachialis anticus) is a muscle in the upper arm that flexes the elbow joint.The Coracobrachialis is the smallest of the three muscles that attach to the coracoid process of the scapula
Why does your muscle form a hump when your arm is bent?
A muscle can do one of two things: it can contract, or it can relax. If the muscle is connected by tendons to bones, it will then pull on those bones when it contracts, and it will stop pulling on them when it relaxes. The arrangement of bones and muscles in the human arm allows muscles to bend the arm, by contracting. Also, muscles work in pairs. One muscle bends the arm while another straightens it out again. A single muscle can only pull in one direction, so you need a combination of muscles to be able to move around in a useful manner.
How does muscle action result in the movement of body parts?
The arm is made up of two main muscles (biceps & triceps) for the arm to move one of these muscles must contract and the other must relax. Which muscle does which depends on which way you are moving your arm.Additional answerThis does not mention the muscles in the forearm, which mainly move the hand, or the muscle in the shoulder, deltoid, which lifts the arm.
What muscle is felt when the lower arm was raised?
The two main muscles of the arm are known as the bicep and triceps. When the lower arm is raised from resting position, the bicep contracts and feel hard.
What part of the body does the bicep move?
The biceps muscle is located in the front area of the upper arm. The biceps muscle helps to stabilize the large bone in the upper arm (the humerus) in the shoulder socket. It also helps to accelerate and decelerate the arm during overhead activities, like tennis or pitching. The biceps tendons keep the biceps muscle attached to the shoulder at one end and the elbow at the other end. Tendons are strong cord-like structures that connect each end of the biceps muscle to bones. At one end of the biceps muscle, tendons connect the biceps to the shoulder in two places. At the other end of the muscle, tendons connect the biceps muscle to the smaller bone (radius) in the lower arm. Source:AAOS
What will happen if only 1 muscle is used to bend and straighten the arm?
Two muscles are needed, one to extend the other to close
What is a part of the arm?
Between the shoulder and the elbow is the Humerus. The two bones in the forearm (between the elbow and the wrist) are the Radius and Ulna.humerusThe humerus, the radius and the ulna.There are three in the arm, not including the wrist and the hand. Between the shoulder and the elbow, this bone is the Humerus. The two in the forearm (between the elbow and the wrist) are the radius and ulna.Three bones that make up the arm are the humerus, radius, and the ulna.yes they are bones.humerus, radius, ulna
What are two major muscles used when flexing your arm?
When flexing your arm you would use shoulder muscles, mainly the deltoids and pectoralis major. If you flex your elbow (which most people think means flexing your arm, but is really the forearm), then you would use your biceps, brachialis. and brachioradialis muscles, which would be three muscles, depending on the orientation of the forearm.
