Biology · Nervous System
Reflex arcs evolved in animals for quick and efficient responses. Which one of the following sequences correctly represents a reflex arc?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Receptor - Sensory neuron - Relay neuron in spinal cord - Motor neuron - Effector✓
- 2Receptor - Sensory neuron - Brain - Relay neuron in spinal cord - Motor neuron - Effector
- 3Receptor - Motor neuron - Relay neuron in spinal cord - Sensory neuron - Effector
- 4Receptor - Motor neuron - Brain - Sensory neuron - Effector
Correct answer
Receptor - Sensory neuron - Relay neuron in spinal cord - Motor neuron - Effector
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