Behavioural and Allied Sciences

21. A part of neuron that conducts the action potential away from the cell body is

1. myelin sheath
2. synapse
3. nodes of ranvier
4. axon

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22. ______________ cells are present only in PNS.

1. schwann
2. oligodendroglia
3. microglia
4. astrocytes

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23. Drugs that inhibit a neuron from firing are called ______________

1. agonists
2. receptors
3. transmitters
4. antagonists

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24. The portion of ANS that reduces heart and breathing rates after a stressful encounter is

1. parasympathetic
2. somantic
3. autonomic
4. sympathetic

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25. ______________ divides two cerebral hemispheres.

1. transverse fissure
2. lateral fissure
3. longitudinal fissure
4. bilateral fissures

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26. The area responsible for the production of speech is called as ______________

1. wernicks area
2. wernicks aphasia
3. brocas area
4. brocas aphasia

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27. Which of the following plays a major role in fear :

1. amygdala
2. hippocampus
3. thalamus
4. midbrain

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28. Network of neuron that runs through the core of hindbrain and into the midbrain and forebrain

1. Corpus Callosum
2. Septum pelludium
3. Reticular activating system
4. Hypothallamus

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29. The First stage of General adaptation syndrome

1. Resistance stage
2. Exhaustion stage
3. Alarm Stage
4. Flight stage

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30. The purpose of immune system is to

1. Help germs invade our body
2. Fight off sickness
3. Make your nose run
4. Helps to maintain body weight

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