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The Triceps muscle

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14y ago
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6mo ago

The extension of the lower arm is a result of the contraction of the triceps muscle, which is located on the back of the upper arm. When the triceps contracts, it straightens the arm by extending the elbow joint.

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Q: What extension of the lower arm is a result of the contraction of?
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Base your answer on the diagram of the human arm and on your knowledge of biology Movement of the lower arm bones in the direction indicated by the arrow results from the contraction of?

Movement of the lower arm bones in the direction indicated by the arrow results from the contraction of the biceps muscle. The biceps muscle is responsible for flexing the lower arm at the elbow joint, causing the forearm to move towards the upper arm. In this case, the biceps muscle shortens to pull on the forearm bones, creating the movement.


What effect does the contraction Of the bicep have on the arm?

potato


What happens to the bicep when your tricep contracts?

When the biceps contracts the triceps relaxes slowly. It happens when your arm is bent.


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Because - if the arm is higher or lower than the heart - it will result in a false reading.


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The contraction of a flexor allows the arm or leg to bend


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What kind of muscle not responsible for flexion or extension of the arm?

The supinator muscle is a muscle in the forearm that is not directly responsible for flexion or extension of the arm. Its primary function is to rotate the forearm in a movement called supination, where the palm faces up.


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Muscles used in arm extension?

Extension of the arm at the shoulder is due to:Latissimus DorsiPosterior fibers of the DeltoidTeres MajorExtension of the elbow joint is almost entirely due to triceps brachi


What type of movement and contraction is in chest compression?

Chest compressions involve rhythmic pressing down on the chest to help circulate blood when the heart is not pumping effectively. The movement is a downward force applied to the chest while the contraction is a compression of the heart between the sternum and the spine.


What happens to your upper arm as you raise the lower arm?

The biceps brachii muscle will contract, pulling the lower arm up.


What joint actions occurring in a lateral raise during the concentric and eccentric phase?

To see eccentric contraction, look at the biceps curl with flexion around the elbow. As you lower a weight, you are working against resistance, letting the joint angle increase to lower that object under your control.The opposite is the concentric contraction were the arm is flexed upward to decrease the angle at the elbow.