The triceps brachii.
Wiki User
∙ 2009-12-17 02:33:12This is known as the bicep. The muscle that extends the lower arm is known as the tricep.
The posterior deltoid is one extensor of the upper arm.
The triceps
The triceps muscle extends the arm.
Triceps
The biceps muscle flexes and the triceps extends.
biceps & triceps?
your bicep (upper arm muscle) gets smaller/ contracts and pulls the lower arm up
the musle at the front of your upper arm contracts to pull up your lower arm
The biceps brachii muscle will contract, pulling the lower arm up.
The biceps brachii muscle will contract, pulling the lower arm up.
The biceps brachii is the muscle on the front of your upper arm. Its purpose is to pull bend your arm at the elbow (flexion).It is one of an antagonistic pair of muscles. The other muscle is the triceps brachii on the back of the upper arm. It straightens (extends) your arm at the elbow.The biceps are used to flex the lower arm up to the upper arm. They also allow the wrists to suppinate.It helps in flexioning the forearm against the arm