Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
(a) Stimulus: Receptor:: Impulse: …………….
(b) Cerebrum: Diencephalon:: Cerebellum: ……………….
(c) Receptor: Sensory nerve:: Motor nerve: ……………….
(a) Stimulus: Receptor:: Impulse: Effectors
(b) Cerebrum: Diencephalon:: Cerebellum: Medulla oblongata
(c) Receptor: Sensory nerve:: Motor nerve: Effector