The diagram illustrates a reflex action as a person makes contact with a hot object and withdraws their hand. hot object contacted $\rightarrow$ skin of hand E $\rightarrow$ neurone F $\rightarrow$ relay neurone $\rightarrow$ neurone G $\rightarrow$ arm muscle H $\rightarrow$ hand pulled away Which letter indicates a structure correctly?
- AE is called the effector.
- BF is called the motor neurone.
- CG is called the motor neurone.
- DH is called the receptor.