IB Biology SL 2.2.1 Neurons Question Bank
Practise IB Biology SL 2.2.1 by labelling motor-neuron structures and linking neuron parts to impulse direction and effector control.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Label motor-neuron structures such as cell body, dendrites, axon, myelin sheath and nodes of Ranvier.
- Distinguish sensory and motor neuron functions and link each structure to impulse direction or effector control.
C2.2.1—Neurons question 1
The diagram below shows a motor neuron.
Question (a)
(a)
Label the structures indicated by the numbers I-IV.
[ 2 ]
Question (b)
(b)
State a function of motor neurons.
[ 1 ]
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