Question

19 logan had an ice pack on his swollen knee. most likely what receptor was signaling the brain that the ice pack was cold? a mechanoreceptor b chemoreceptor c thermoreceptor d photoreceptor

Explanation:

Thermoreceptors are sensory receptors that detect changes in temperature. In this case, the sensation of cold from the ice - pack is detected by thermoreceptors which then signal the brain. Mechanoreceptors detect mechanical stimuli like touch and pressure, chemoreceptors detect chemical substances, and photoreceptors detect light.

Answer:

C. thermoreceptor