Describe in detail the negative feedback mechanism that regulates blood pressure.  ANSWER SHOULD INCLUDE: Cardiovascular system response to a fall IN BP: Name location of receptors  Afferent pathway  - how signal is sent to CNS ( i.e. branch of ANS involved,  name of neurotransmitters/ hormone) Name and location of control of control centre in CNS Efferent pathway  - how signals is sent to effectors . Name and location of effectors  How effected bring about change in BP LINK to BP equation  Cardiovascular system response to a rise in BP ( AS BOVE )

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