If retinal ganglion cells spontaneously depolarize even without light input, which consequence follows regarding visual perception?

💡 Explanation

Spontaneous retinal ganglion cell depolarization mimics light stimulation; therefore, this causes the brain to interpret these signals as light, leading to phosphenes, because the brain cannot distinguish between real and artificial signals from the retina, rather than improved acuity.

• If a patient's gastric emptying is surgically slowed, which consequence regarding satiety signals is most likely to occur?
• If a patient with adrenal insufficiency abruptly stops taking their prescribed cortisol medication, which consequence is most likely?
• Why does botulinum toxin (Botox) injection cause localized muscle paralysis, even though action potentials still propagate along the motor neuron?
• Why does chronic hypertension damage the renal glomeruli?
• If a child presents with bowed legs and delayed tooth eruption, what process related to calcium absorption is most likely deficient in this case of rickets?
• Why does the risk of stress fractures increase disproportionately with small increases in running mileage on asphalt compared to a soft track?