How does adrenaline act on the body?

Actions of Adrenaline
Heart
Cardiac Output = Heart rate X Stroke VolumeIncreases Total peripheral resistance = Increases Blood pressureOverall effect
Lungs  Dilation of bronchiolesIncrease in tidal volumeIncrease in breathing rate
Long term stress response
CTH -Corticotrophin Releasing Hormone (Hypothalamus)ACTH Adrenocorticotrophic Hormone (Anterior Pituitary gland)Cortisol (Adrenal Cortex)

AA
Answered by Ajit A. Biology tutor

3072 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

Describe the events of translation in DNA to produce mRNA


In a DNA molecule 28% of all bases found were Adenine. What are the remaining bases and their percentages in this molecule?


Draw and label a diagram of an animal cell?


How to write an essay on: The importance of proteins in the control of processes and responses in organisms.


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:

© 2026 by IXL Learning