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Multiple Choice
Which of the following structures contains chemoreceptors?
A
Cochlea
B
Olfactory epithelium
C
Retina
D
Pacinian corpuscles
Verified step by step guidance
1
Understand the role of chemoreceptors: Chemoreceptors are specialized sensory receptors that respond to chemical stimuli in the environment. They are crucial for detecting changes in the chemical composition of the body or external environment.
Identify the function of each structure: The cochlea is involved in hearing, the olfactory epithelium is responsible for the sense of smell, the retina is involved in vision, and Pacinian corpuscles are mechanoreceptors that detect pressure and vibration.
Relate the function to chemoreception: Chemoreceptors are primarily associated with the detection of chemical stimuli, which is a function of the olfactory system.
Analyze the olfactory epithelium: The olfactory epithelium contains olfactory receptor neurons that are chemoreceptors. These neurons detect odor molecules and are responsible for the sense of smell.
Conclude which structure contains chemoreceptors: Based on the analysis, the olfactory epithelium is the structure that contains chemoreceptors, as it is directly involved in detecting chemical stimuli through smell.