cubital fossa anatomy. triangular-d depression, located between

accessory anatomy ante antebrachial antecubital anterior arch arm biology blood brachial capitular cephalic cubital depression dorsal drawing elbow flat forearm fossa gradient hand health human injection inter intercapitular intermediate intravenous ligaments limb major median medical medicine metacarpal muscles palmar perforating posterior science supply surface triangularshaped upper vector vein venous vessels