Behavioural and Allied Sciences

91. A protective layer that surrounds the axons of neurons is called as the

1. myelin sheath
2. cell body
3. axon terminal
4. axon

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92. communication between neurons is ______________

1. synaptic transmission
2. synapse
3. action potential
4. resting potential

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93. ______________ consists the Brain and spinal cord

1. CNS
2. PNS
3. both
4. none of the above

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94. Very deeep grooves in the brain is called as ______________

1. fissures
2. sulcus
3. gyri
4. gyrus

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95. ______________ leads to reduction of speech.

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

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96. Substantia Nigra is ______________ present in the mid brain.

1. a black substance
2. a white substance
3. a grey substance
4. none of the above

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97. ______________ regulates the eye movements.

1. midbrain
2. pon
3. RAS
4. medulla

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98. The process by which activities are started, directed , and sustained to meet a persons wants is called a

1. Drive-reduction
2. Arousal
3. Incentive
4. Humanistic

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99. Which of the following differentiates an antigen from an immunogen:

1. An antigen does not always elicit an immune system
2. An antigen is a foreign molecule
3. An antigen can cause the production of antibodies
4. Antigens are usually proteins or polysaccharides

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100. What is phagocyte:

1. The pouch in which a consumed cell or cellular debris has been contained
2. The cell that engulfs another cell or debris by phagocytosis
3. Any immune cell
4. A macrophage

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