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

1999 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

Describe what occurs at a neuromuscular junction during transmission of a nerve impulse


What is the all or nothing principle?


Describe and explain the adaptions of the human alveoli in making gas exchange efficient


How is an action potential fired?


We're here to help

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

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning