When the biceps brachii of the arm contracts, the angle between the bones of the forearm and humerus decreases, what type of contraction is this?Multiple choice question.AbductionExtensionFlexionAdduction

Contraction of the brachioradialis results in ______ of the forearm at the elbow.Multiple choice question.flexionadductionextensionabduction

Which muscles rotate the forearm?Multiple choice question.triceps brachii and biceps brachiipalmaris longus and brachioradialissupinator and pronator teresbrachialis and coracobrachialis

Which muscle flexes the arm at the elbow?Multiple choice question.biceps brachiideltoidtriceps brachii

What is the action of the biceps brachii?Multiple choice question.extends shoulder; extends the elbowextends shouldersupination; flexes shoulder and elbow

The biceps brachii is ______ to the brachialis muscle.Multiple choice question.superficialdistaldeeplateral