Final answer:
The communicating branches from the medial series refer to anatomical pathways in the central nervous system, such as the medial lemniscus, which is part of the dorsal column system and is involved in the conveyance of sensory information to the brain.
Step-by-step explanation:
The communicating branches from the medial series mentioned in the question appear to refer to anatomical structures and pathways related to the central nervous system, particularly sensory pathways.
The medial lemniscus is a component of the dorsal column system and is involved in carrying sensory information to the brain. Axons ascend the brain stem as a bundle forming the medial lemniscus and terminate in the thalamus, synapsing with third neurons. These third neurons then project their axons to the postcentral gyrus of the cerebral cortex where somatosensory processing occurs and conscious perception of stimuli is achieved.
Additionally, blood supply to these areas is provided by various arteries, such as the medial plantar artery, which, along with the dorsalis pedis artery, supplies the distal portions of the foot and digits.