Question

1. fill in the blanks using the word bank provided below. a______ is an involuntary response which occurs at the ____. sensory neurons receive stimulation and connect to ______ which activate a response. nerve cells reflex arc spinal cord

Explanation:

1. First blank: A "reflex arc" is the neural pathway that controls an involuntary response (reflex).
2. Second blank: Reflexes occur at the "spinal cord" (many reflexes are processed here without brain involvement).
3. Third blank: Sensory neurons connect to "nerve cells" (motor neurons or interneurons) to activate a response.

Answer:

First blank: reflex arc
Second blank: spinal cord
Third blank: nerve cells