When the biceps muscle contracts and shortens, it primarily flexes the elbow, bringing the forearm closer to the upper arm. In this action, the triceps muscle relaxes and lengthens to allow for smooth movement, acting as an antagonist to the biceps. This coordinated action helps maintain balance and control during arm movements.
When the bicep contracts the triceps relax
When a bicep contracts it pulls on tendons causing the arm to bend at the elbow.
the biceps contracts and the triceps relax
the bicep
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.
brachialis
When you straighten your arm your bicep is relaxed and your tricep is contracted.
The triceps are responsible for straighting and the bicep is for curling muscle.
When the biceps contracts the triceps relaxes slowly. It happens when your arm is bent.
The triceps brachii is the antagonist to the biceps brachii.
The triceps brachii is the antagonist to the biceps brachii.
The bicep muscle. The tricep contracts to straighten the arm as the bicep relaxes.