A tool by Leon Dudhill
Correct0
Total0
Accuracy —
Streak0
Reflex Arc
Sequence
Stimulus
↓
Receptor
↓
Sensory neurone
↓
Relay neurone
↓
Motor neurone
↓
Effector
↓
Response
Key terms
  • SynapseGap between neurones. Signals cross using chemical neurotransmitters.
  • NeurotransmitterChemical that carries signal across a synapse.
  • CNSCentral Nervous System — brain + spinal cord.
  • EffectorMuscle or gland that carries out a response.
  • ReceptorDetects a stimulus (e.g. light, pressure, temperature).
Question types
Multiple Choice Typed Answer
Multiple Choice
—
6 seconds per question
Score
Correct / Total
0 / 0
Accuracy
—
Session Streak
0

Reflex arc: Stimulus → Receptor → Sensory neurone → Relay neurone → Motor neurone → Effector → Response

Synapse: gap between neurones — signals cross using neurotransmitters.

CNS: brain + spinal cord. Relay neurones are found in the CNS.