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Multiple Choice
Which of the following types of sensations are detected by sensory receptors, and what is their primary function?
A
Sensory receptors detect hormonal changes; their primary function is to regulate hormone levels.
B
Sensory receptors detect mechanical, thermal, and chemical stimuli; their primary function is to convert these stimuli into electrical signals.
C
Sensory receptors detect only visual and auditory stimuli; their primary function is to amplify these signals.
D
Sensory receptors detect gravitational forces; their primary function is to maintain balance.
Verified step by step guidance
1
Identify the role of sensory receptors in the body. Sensory receptors are specialized cells or structures that detect changes in the environment and convert them into electrical signals for the nervous system to process.
Understand the types of stimuli that sensory receptors can detect. These include mechanical stimuli (such as pressure or vibration), thermal stimuli (temperature changes), and chemical stimuli (such as taste and smell).
Recognize the primary function of sensory receptors. Their main role is to transduce or convert various forms of external stimuli into electrical signals that can be interpreted by the brain.
Differentiate between the types of stimuli mentioned in the options. Visual and auditory stimuli are specific to photoreceptors and mechanoreceptors in the eyes and ears, respectively, while gravitational forces are detected by the vestibular system for balance.
Conclude that the correct understanding of sensory receptors involves their ability to detect mechanical, thermal, and chemical stimuli, and their primary function is to convert these stimuli into electrical signals for the nervous system.