Final answer:
V1 cells in the parvocellular pathway are most sensitive to low spatial frequencies, which allows for the perception of fine details. The question's reference to auditory processing is incorrect as it relates to the visual system. The pathway involves the retina, where light is converted into electrical signals by photoreceptors, bipolar cells, and ganglion cells before reaching the occipital lobe.
Step-by-step explanation:
The question pertains to frequency gradients to which V1 cells in the parvocellular pathway are most sensitive. The parvocellular pathway (Parvo path) is responsible for processing fine visual details and color information in the primate visual system, including humans. These cells are particularly sensitive to low spatial frequencies (high detail) as opposed to high spatial frequencies (low detail). This sensitivity allows for the perception of fine details in our visual field.
The reference to frequencies from high to low pitches causing activity in the hair cells within the cochlear duct is related to the auditory system, not the visual system which involves the Parvo path. The video referenced, while it does not directly answer the question about frequency gradients, provides insight into the visual pathway from the eyes to the occipital lobe.
The simplification mentioned in the question pertains to the conversion of light rays into electrical signals by ganglion cells. The full process includes a cascade of interactions between different cell types in the retina, including photoreceptors, bipolar cells, and ganglion cells, which work together to process visual information before it becomes an electrical signal.