Explain the nervous pathway reflex when touching something hot (5 marks)

The stimulus/heat is detected by receptors in the hand It sends an impulse via sensory neurones to the spinal cord/CNSChemicals are transmitted via the synapses and diffuses across the gap The impulses travel to the effector/muscle via the motor neuroneThe effector/muscle contracts and moves away from the hot stimulus

LH
Answered by Lia H. Biology tutor

2683 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

Red blood cells are placed into both hypotonic and hypertonic solutions, describe what effect each solution would have on the cells.


What is anaerobic respiration?


Explain what the reflex arc is, how it is different to how the central nervous system normally works, and how the arc itself works.


Mutations can occur in DNA. Describe what effect a mutation can have on the function of an enzyme.


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