Figure 14
From: Invertebrate neurophylogeny: suggested terms and definitions for a neuroanatomical glossary
Explanation of basic nervous system terminology. Receptors are receptor cells or sensory organs, e.g., eyes, olfactory sensilla, or mechanosensilla. Effectors are, e.g., muscles, glands, or the fat body. Original: S. Harzsch, C.M. Heuer.