Page 18 - Color_Atlas_of_Physiology_5th_Ed._-_A._Despopoulos_2003
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C. Control circuit
= set point ?
Prescribed Set point value Actual value
set point Controller
Negative feedback
I
and Regulation
Control signal
Actual value
Control
element 1 Control
Sensor Control
element 2
Control
element n
Controlled Plate 1.2
1 system
Control circuit: principle
Disturbance
Actual pressure ?
Set point = set point
Autonomic
nervous
system
Circulatory
centers
Nerve IX
Nerve X
Presso-
sensors Arterioles
Heart rate
Venous
return
Peripheral
resistance
Blood
pressure
2
Control circuit: blood pressure Orthostasis etc. 5 5
Despopoulos, Color Atlas of Physiology © 2003 Thieme
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