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hormones
-chemicals that enable communication between the nervous system, the endocrine system, and all of the other body systems
-released by glands and is carried in the bloodstream to all the cells in the body & act on target cells
gland
structure that releases, chemicals/hormones directly into the blood
feedback mechanisms
-controlled by hormones to maintain homeostasis
-positive and negative
-receptor: part that detects a change in homeostasis
-Control center: Activates the effector
-effector: generates the corrective response
-response:The outcome that returns the system to homeostasis
negative feedback loop
-when the responses of a system turns off a system
-ex: temp rises—> start sweating—> sweat evaporates—> body cools down—> stop sweating
negative feedback loop
-when the responses of a system turns off a system
-ex: temp rises—> start sweating—> sweat evaporates—> body cools down—> stop sweating