A patient undergoing chemotherapy experiences peripheral neuropathy, leading to decreased tactile sensitivity. Which failure mode affecting mechanoreceptor signaling explains why the patient struggles to button their shirt?

💡 Explanation

Chemotherapy-induced neuropathy damages peripheral nerves, thus impairing the transduction of mechanical stimuli into electrical signals by mechanoreceptors. Because of this damage, the receptors cannot effectively signal light touch from the shirt buttons. Therefore, impaired transduction explains the difficulty, rather than changes in action potential, receptor potential, or adaptation.

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