RADIUS + ULNA (copy)

1 + F

trochlear notch: articulates with trochlea of humerus

2 + F

olecranon: fits into olecranon fossa of humerus during elbow extension

3 + F

coronoid process: fits into coronoid fossa of humerus to allow elbow flexion

4 + F

head of radius: articulates with capitulum of humerus

5

neck of radius

6 + F

radial tuberosity: attachment site for tendon of biceps brachii muscle

7 + F

head of ulna: articulates with ulnar notch of radius

8 + F

styloid process of ulna: attachment point for ligaments of the wrist

9 + F

ulnar notch of radius: articulates with head of ulna, forming the distal radioulnar joint

10 + F

styloid process of radius: attachment point for ligaments of wrist

radial notch of ulna: articulates with head of radius

what area is this?

Proximal radioulnar joint

11/what area is this?

Distal radioulnar joint

1

articulation for lunate (medial)

2

articulation for scaphoid (lateral)

what is circled? what view is this? left or right?

1. radius

2. anteroinferior

3. right