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There is (mainly, in terms of movement) a ball-and-socket joint in the shoulder; a hinge joint in the elbow; and various joints inside the wrist which work together at different bones.
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∙ 14y ago
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What allows you to flex and extend?
fixed joint
What allows a chicken wing to move at the elbow?
The elbow is a hinge type joint, so it will flex and extend with minimal rotation.
Which joint allows you to flex and extend your armstand legs?
the solar system of your mama
What joint helps your leg flex and extend?
The knee helps your leg flex and extend.
What allows you to flex and extend your lower leg and upper arms?
flexing is tightening of your muscles, and joints bend to let you extend your arm from the elbow and shoulder
What is the joint at the hamstring?
The hamstrings flex the knee and extend the hip.
Why do skeletalmuscles work in pairs?
One set to flex a joint, the other to extend a joint.
Muscle that allows you to flex the elbow?
The Biceps flex the elbow The Triceps extend the elbow
What are the funtions of the quadriceps?
Quadriceps contracts to extend the knee joint. Rectus femoris, the part of quadriceps flex the hip joint on the thigh.
What is modified hinge joint?
the knee and elbow, hinge joints and only move on one plane (they can only flex and extend)
What do biceps triceps and deltoids do?
Biceps flex the arm at the elbow, and triceps (along with the brachialis) extend it. The deltoids raise the arms.
What do the triceps and biceps muscles do?
The triceps muscles extend (straighten) the arm, while the biceps muscles flex (bend) it at the elbow joint.
