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MDCAT Biology QUESTION #4277
Question 1
Which of the following is the correct pathway of a nerve impulse?
  • Receptors $\rightarrow$ CNS $\rightarrow$ Effectors✔️
  • Effectors $\rightarrow$ Receptors $\rightarrow$ CNS
  • CNS $\rightarrow$ Effectors $\rightarrow$ Receptors
  • Effectors $\rightarrow$ CNS $\rightarrow$ Receptors
Correct Answer Explanation
The correct pathway is: Receptors (detect stimulus) $\rightarrow$ CNS (processes information) $\rightarrow$ Effectors (produce response).