A Level Biology Edexcel: Topic 5 - 8: nervous control of heart rate when blood pressure increases

Question

nervous control of heart rate when blood pressure increases

seremi amune · Accepted Answer

bp increases 
baroreceptors stretch 
signal is sent to the cardiovascular control centre in the medulla 
a signal is sent by the parasympathetic nerve 
the SAN does not depolarise 
the heart rate decreases

A Level Biology Edexcel: Topic 5 - 8

Nervous control of heart rate when blood pressure increases

Bp increases baroreceptors stretch signal is sent to the cardiovascular control centre in the medulla a signal is sent by the parasympathetic nerve the SAN does not depolarise the heart rate decreases

Author