Which of the following sensory receptors is incorrectly paired with its category?

step 1 You're doing well. Today I'm going to be walking you through problem number one from chapter 50t

Which of the following sensory receptors is ...

\begin{equation} \begin{array}{l}{\text { Which of the following sensory receptors is }} \\ {\text { incorrectly paired with its category? }} \\ {\text { (A) hair cell-mechanoreceptor }} \\ {\text { (B) snake pit organ-thermoreceptor }} \\ {\text { (C) taste receptor-chemoreceptor }} \\ {\text { (D) olfactory receptor-electromagnetic receptor }}\end{array} \end{equation}

\begin{equation}
\begin{array}{l}{\text { Which of the following sensory receptors is }} \\ {\text { incorrectly paired with its category? }} \\ {\text { (A) hair cell-mechanoreceptor }} \\ {\text { (B) snake pit organ-thermoreceptor }} \\ {\text { (C) taste receptor-chemoreceptor }} \\ {\text { (D) olfactory receptor-electromagnetic receptor }}\end{array}
\end{equation}

Key Concepts

Sensory Receptor Classification

This concept involves categorizing sensory receptors based on the type of stimulus they detect. Sensory receptors are specialized cells that transduce external or internal stimuli into neural signals, and they are classified by the nature of the stimulus, such as mechanical, chemical, thermal, or electromagnetic energy.

Mechanoreceptors

Mechanoreceptors are sensory receptors that respond to mechanical pressure or deformation. They are involved in detecting touch, pressure, movement, and vibration. A classic example is the hair cell in the auditory system, which converts sound-induced mechanical vibrations into electrical signals.

Thermoreceptors

Thermoreceptors are specialized sensory receptors that detect changes in temperature. They respond to heat or cold stimuli by altering their rate of firing, thereby sending information about the thermal state of the environment to the brain. An example includes the receptors in the snake pit organs that detect infrared radiation as heat.

Chemoreceptors

Chemoreceptors are sensory receptors that respond to chemical stimuli by binding specific molecules. They are integral to the senses of taste and smell, detecting molecules dissolved in fluids. For instance, taste receptors in the oral cavity and olfactory receptors in the nasal cavity are both types of chemoreceptors, though olfactory receptors are sometimes mistakenly paired with a different category.

Electromagnetic Receptors

Electromagnetic receptors are designed to detect electromagnetic energy, such as light in the case of photoreceptors found in the retina. They are distinct from olfactory receptors, which detect chemical signals, making any pairing of olfactory receptors with electromagnetic detection incorrect.

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