Question

The correct sequence of events when someone’s hand touches a hot object (reflex action):

• A. Sensory neuron → Motor neuron → Relay neuron → Effector muscle
• B. Relay neuron → Sensory neuron → Motor neuron → Effector muscle
• C. Sensory neuron → Relay neuron → Motor neuron → Effector muscle in arm
• D. Motor neuron → Sensory neuron → Relay neuron → Effector muscle

Answer 1

The Correct Option is C

The sequence is: Receptors detect the stimulus → Sensory neuron → Relay neuron → Motor neuron → Effector muscle, which moves the hand.