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. Author manuscript; available in PMC: 2022 Jan 18.
Published in final edited form as: Annu Rev Psychol. 2004;55:125–148. doi: 10.1146/annurev.psych.55.090902.141545

Figure 3.

Figure 3

Major identified synaptic interactions of Hcrt neurons. Lines terminated by perpendicular lines denote excitation; circular terminations indicate inhibition. ACH, acetylcholine; DA, dopamine; NE, norepinephrine; 5HT, serotonin; OB, olfactory bulb; Acb, nucleus accumbens; f, fornix; OX, optic chiasm; CM, centromedian nucleus of the thalamus; PH, posterior hypothalamus; VM, ventral midbrain; AP, anterior pituitary; SC, superior colliculus; IC, inferior colliculus; DR, dorsal raphe; LDT, laterodorsal tegmental and pedunculopontine; LC, locus coeruleus; CBL, cerebellum.