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Schwann cells produce the

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Important Questions on Nervous system and Sense Organs

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 Identify the ODD term in each set and name the CATEGORY to which the remaining three belong:
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What is correct for the sympathetic nervous system?
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Stimulus from the environment is detected by the nerve cells. The stimulus acquired is transmitted in the form of electrical impulses. From the options given below choose the correct scheme showing the direction in which the nerve impulse travels. (Arrows shows the direction of impulse flow)
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Oligodendrocytes and astrocytes are neuroglial cells found in ___.
a) Peripheral nervous system involved in the formation of the myelin sheath.
b) Central nervous system in which oligodendrocytes form myelin sheath and astrocytes bind neurons with capillaries.
c) Autonomic nervous system in which both cells provide support.
d) Sympathetic nervous system in which the two cells help in conduction.
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Label the parts corresponding to the alphabets in the given diagram given?

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The diagram is given below the internal structure of a spinal cord depicting a phenomenon. Study the diagram and answer the questions.

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Give the technical term for the point of contact between the two nerve cells.

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Determine the number of Cranial nerves in human body -
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The cells which form blood brain barrier in the central nervous system are
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The two components of autonomous nervous system have antagonistic actions. But in certain cases their effects are mutually helpful. Which of the following statement is correct?
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You are watching a horror movie and you notice your heart is beating fast and mouth is dry. It is because of
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Which pair of structures distinguish a nerve cell from other cells?
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The system, responsible for providing an organized network of point to point connections for a quick coordination is called
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Cerebrospinal fluid formed in the choroid plexus of brain ventricles. CSF leaves the cavity at the ____ ventricle and enters into subarachnoid space.
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The parasympathetic nervous system increases the activity of
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In Rhizopus, sexual fusion takes place between
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The external and internal parts of cerebrospinal fluid are connected through the roof of ______