1. Leaving Certificate Biology Nervous System 1 iQuiz SECOND Press the F5 Key to Begin, Then click on this Blue Box FIRST In PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on  Enable this content

2. A nerve cell is called a … NephronNeuron AxonGanglion

3. CNS stands for … Carbon Nitrogen Sulphur Central Nervous System Complete Nervous System Cerebral Neural System

4. What name is given to the electrical-type message that travels along a neuron? ImplantNeurotransmitter RepulseImpulse

5. This part of a neuron contains the nucleus. Cell bodyGolgi body GanglionDendron

6. Any change in your internal or external environment is … A mutagenA mutation An adaptationA stimulus

7. A neuron that carries impulses from receptors to the CNS is known as a … InterneuronSensory neuron Motor neuronEfferent neuron

8. All the following are part of the brain except … Corpus luteumMedulla oblongata CerebellumCerebrum

9. The cerebrum controls all of these except … WritingBreathing MemorisingReading

10. What is the name of the chemical released across the synapse? Neural transmitterNeuron emitter NeurotransmitterNeuron remitter

11. The function of the myelin sheath is … IsolationIncubation InsulationIntubation

12. Our cerebrum is our … Unconscious brainConscious brain Automatic brainBalance brain

13. Conduction of impulses along neurons involves movement of … EonsIons AxonsIron

14. Grey matter has neurons lacking a … Myosin sheathMyopic sheath Myelin sheathSynaptic sheath

15. What part of a neuron carries an impulse towards the cell body? Synaptic knobSchwann cell AxonDendron

16. Which root of the spinal cord contains sensory fibres? VentralDorsal AxialDistal

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