Kerala SSLC Biology Practice Questions - Kerala Pareeksha Bhavan Secondary School Leaving Certificate (SSLC Class 10) Biology Examination Exam

Which of the following best describes a reflex arc for a simple spinal reflex?

Brain cortex → cranial nerve → effector only Hormone → blood → target organ only Receptor → motor neuron → sensory neuron → brain always Receptor → sensory neuron → spinal cord interneuron/motor pathway → effector

Correct Answer:

Receptor → sensory neuron → spinal cord interneuron/motor pathway → effector

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