explain how the nervous system increases heart rate

Coordination via medulla / cardiac centre in the brainIncreased impulses along sympatheticnerve to the Sino atrial node, otherwise known as pacemakerrelease of noradrenalineincrease in impulses from Sino atrial nodeincrease in heart rare

EM
Answered by Elsa M. Biology tutor

1825 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

What is diffusion and what effects the rate at which it occurs?


Why could a single base mutation stop an enzyme from catalysing a reaction?


What is homeostasis?


Explain what is meant by temporal and spatial summation in the context of synapses.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences