Anatomy of the Upper Limb

Flashcards covering key anatomy concepts related to the upper limb, including muscle origins, actions, and anatomical terms.

Sternal end

The end of the clavicle that articulates with the sternum.

Olecranon Process

The bony prominence at the very top of the elbow.

Olecranon fossa

The depression on the posterior side of the humerus that receives the ulnar process during arm extension.

Metacarpals

The bones located between the carpals and the phalanges in the hand.

Subscapular Fossa

The large, flat surface on the anterior side of the scapula.

Deltoid

The muscle that originates on the lateral clavicle, acromion, and scapular spine, inserting at the deltoid tuberosity.

Ulnar tuberosity

The insertion point of the Brachialis muscle.

Extension of the elbow

The primary action of the Triceps Brachii muscle.

Pectoralis Major

The muscle that originates from the sternum, ribcage, and medial clavicle.

Flexion and Supination

The two primary actions of the Biceps Brachii.

Extension

The term describing straightening your arm and tensing your triceps.

Pronation

The movement when you turn your palms down towards the floor.

Trochlea

The part of the humerus that articulates with the trochlear notch of the ulna.

Ulna

The longer of the two forearm bones.