Anatomy of arm & wrist knowledge check

What carpal bone is this?

• Trapezium

• Hamate

• Pisiform

• Scaphoid

List the 5 bony landmarks of the humerus

What is the origin and insertion of this muscle?

(a)  

What muscle is responsible for extension of the index, middle, ring and little fingers?

• Extensor Pollicis Brevis

• Extensor Digitorum

• Extensor Indicis Proprius

• Adductor Pollicis

Name this muscle and its origin, insertion and actions.

What muscle assists with elbow stabilization?

(a)  

What 4 muscles move the thumb?

What muscle inserts on the olecranon? Select all that apply.

• Brachialis

• Aconeus

• Triceps Brachii

• Biceps Brachii

What bone is highlighted?

(a)  

What are the bones of the upper extremity?