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Explain the difference between extending and flexing your arm at the elbow?
When you straighten your arm or leg (as in a pushing movement), you EXTEND the arm or leg. When you bend your arm at the elbow or your leg at the knee, you FLEX the arm at the elbow and flex the leg at the knee.
What muscles extend flex the arm?
i done no
What muscle shows when you flex your arm?
Bicep.
What does the elbow do?
It help you move you arm to let it flex!
Which muscles flex the arm at the elbow?
The bicep flexes the arm at the elbow.
When I flex a weird thing pops out of my arm. Is that normal?
yes
Which muscle do you contract when you flex your arm?
supraspinatus muscle
In a crossed extensor reflex if the right arm were grabbed it would flex and the left arm would?
Extend
Why is the lower arm and leg bones similar?
they are similar becuz the both let you flex your arm or leg
What is a control arm bushing?
Its a rubber piece that holds the control arm to the frame of the vehicle it is round like the control arm to allow the arm to flex. (The control arm holds the wheel to the frame and uses the control arm bushing to flex over bumps while holding the wheel vertically and keeps your tires wearing properly).
What type of movement does the contraction of a flexor muscle?
Any flexor muscle decreases the angle of a joint. When you flex your biceps brachii, the distance between your forearm and arm becomes closer together. When you use your extensors on the same joint, your arm will straighten.
What does Hercules flex in the subway commercial?
Hercules flexes his left arm in the Subway commercial.
