Videos for C2.2 Neural signalling - IB
These comprehensive video lessons help IB Biology students Standard Level (SL) and Higher Level (HL) understand and master the essential concepts needed for success in IB Exams. Each video focuses on C2.2 Neural signalling and is aligned with the IB Biology syllabus, ensuring focused learning on cell biology, genetics, and ecology. Students can watch and rewatch anytime, anywhere, perfect for visual learners, reinforcing complex concepts, and understanding IB methodology. By using RevisionDojo's video lessons consistently, learners build deep understanding and enter the exam with confidence.
2 min
Biology C2.2.1
C2.2.1 Neurons as cells within the nervous system that carry electrical impulses
3 min
Biology C2.2.2
C2.2.2 Generation of the resting potential by pumping
3 min
Biology C2.2.3
C2.2.3 Nerve impulses as action potentials that are propagated along nerve fibres
3 min
Biology C2.2.4
C2.2.4 Variation in the speed of nerve impulses
3 min
Biology C2.2.5
C2.2.5 Synapses as junctions between neurons and between neurons and effector cells
3 min
Biology C2.2.6
C2.2.6 Release of neurotransmitters from a presynaptic membrane
5 min
Biology C2.2.7
C2.2.7 Generation of an excitatory postsynaptic potential
2 min
Biology C2.2.8
C2.2.8 Depolarization and repolarization during action potentials (HL)
5 min
Biology C2.2.9
C2.2.9 Propagation of an action potential along a nerve fibre/axon (HL)
3 min
Biology C2.2.10
C2.2.10 Oscilloscope traces showing resting potentials and action potentials (HL)
3 min
Biology C2.2.11
C2.2.11 Saltatory conduction in myelinated fibres to achieve faster impulses (HL)
4 min
Biology C2.2.12
C2.2.12 Effects of exogenous chemicals on synaptic transmission (HL)
3 min
Biology C2.2.13
C2.2.13 Inhibitory neurotransmitters and generation of inhibitory postsynaptic potentials (HL)
3 min
Biology C2.2.14
C2.2.14 Summation of the effects of excitatory and inhibitory neurotransmitters (HL)
3 min
Biology C2.2.15
C2.2.15 Perception of pain by neurons with free nerve endings in the skin (HL)
3 min
Biology C2.2.16
C2.2.16 Consciousness (HL)