Arm: Humerus, Radius, and Ulna

Humerus (pl: Humerii)

Head

Lesser Tubercle

Subscapularis muscle

Greater Tubercle

Rotator Cuff Muscles

Bicipital Groove

Biceps Brachii muscle

Shaft

Deltoid Tuberosity

Deltoideus/Deltoid Muscle

Nutrient Foramen

Olecranon Fossa

Septal Aperture

Capitulum

Trochlea

Lateral Epicondyle

Medial Epicondyle

Radius (pl: Radii)

Head

Radial Tuberosity

Biceps Muscle

Shaft

Nutrient Foramen

Ulnar Notch

Styloid Process

Ulna (pl : Ulnae)

Olecranon Process

Triceps Muscle

Trochlear Notch/Semilunar Notch

Coronoid Process

Radial Notch

Shaft

Nutrient Foramen

Styloid Process

Head