Muscles Acting on Forearm at Elbow: OIA

biceps brachii

• flexes forearm at the elbow; supinates forearm

• flexes forearm at the elbow

• extends forearm at the elbow

brachialis

• flexes forearm at the elbow; supinates forearm

• flexes forearm at the elbow

• extends forearm at the elbow

brachioradialis

• flexes forearm at the elbow; supinates forearm

• flexes forearm at the elbow

• extends forearm at the elbow

triceps brachii long head

• flexes forearm at the elbow; supinates forearm

• flexes forearm at the elbow

• extends forearm at the elbow

triceps brachii lateral head

• flexes forearm at the elbow; supinates forearm

• flexes forearm at the elbow

• extends forearm at the elbow

triceps brachii medial head

• flexes forearm at the elbow; supinates forearm

• flexes forearm at the elbow

• extends forearm at the elbow

anconeus

• flexes forearm at the elbow; supinates forearm

• flexes forearm at the elbow

• extends forearm at the elbow

biceps brachii

• O: Scapula

  I: Radial tuberosity of radius

• O: Shaft of humerus

  I: Coronoid process of ulna

• O: Humerus

  I: Styloid process of radius

• O: Scapula and humerus

  I: Olecranon process of ulna

• O: Lateral epicondyle of humerus

  I: Olecranon process of ulna

brachialis

• O: Scapula

  I: Radial tuberosity of radius

• O: Shaft of humerus

  I: Coronoid process of ulna

• O: Humerus

  I: Styloid process of radius

• O: Scapula and humerus

  I: Olecranon process of ulna

• O: Lateral epicondyle of humerus

  I: Olecranon process of ulna

brachioradialis

• O: Scapula

  I: Radial tuberosity of radius

• O: Shaft of humerus

  I: Coronoid process of ulna

• O: Humerus

  I: Styloid process of radius

• O: Scapula and humerus

  I: Olecranon process of ulna

• O: Lateral epicondyle of humerus

  I: Olecranon process of ulna