激素分泌的调节 Stimulus Hypothalamus 神经调节 (C;) nerve regulation Trophic hormone (H,) Anterior pituitary 激素的反馈调节 (C2) Hormonal regulation Trophic hormone (H2) Long-loop negative feedback feedback control Endocrine gland (C) KEY Hormone(Ha) Stimulus Target tissue ○Integrating center Efferent path ☐Effector Response ●Systemic response 神经调节 nerve regulation 激素的反馈调节 Hormonal regulation feedback control 激素分泌的调节