The bicep contracts while the tricep relaxes
pds
Lifting a book, opening a door, any activity that causes you to bend your arm at the elbow.
Yes your tricep and bicep both work together to help bend your arm.
when you bend your arm
Triceps does not help to bend your arm. It helps to straighten your upper limb across the elbow.
You bend it backwards. Or bend it behind your back.
No you can not.
for example when you eat a bologna sandwich on rye, the fulcrum in your arm levers the joints in your body. This causes there to be a friction between the two muscles, causing your elbow to properly bend.
Yes, the bones in your arm do cross when you bend your elbow. The ulna and radius, which are the two bones in your forearm, move in relation to each other when you bend your elbow.
you spine
The elbow joint allows you to bend your arm. This joint is formed by the connection of the humerus bone (upper arm) with the ulna and radius bones (forearm). It enables flexion and extension movements of the arm.
When you bend your arm at the elbow, your hand will move towards your shoulder.