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Name the meninges that cover the central...

Name the meninges that cover the central nervous system.

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### Step-by-Step Solution: 1. **Understanding Meninges**: The meninges are protective coverings of the central nervous system (CNS), which includes the brain and spinal cord. 2. **Identifying the Layers**: There are three distinct layers of meninges: - **Dura Mater**: This is the outermost layer, known for its tough and durable nature. - **Arachnoid Mater**: This is the middle layer, which has a web-like structure. - **Pia Mater**: This is the innermost layer, which is thin and delicate, closely adhering to the surface of the brain and spinal cord. ...
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Knowledge Check

  • Which of the following is the most complete list of animals that have both a central nervous system (CNS) and a peripheral nervous system (PNS)?

    A
    Hydra, planarian, earthworm, rabbit, human
    B
    Planarian, earthworm, rabbit, human
    C
    Earthworm, rabbit, human
    D
    Rabbit, human

  • In the accompanying diagram of a part of the human body, the structures belonging to the central nervous system are labelled as

    A
    A and C
    B
    B and C
    C
    A and D
    D
    C and D

  • Meninges are :

    A
    A) spinal tracts that carry impulses up the spinal cord
    B
    B) grey matter masses within the spinal cord
    C
    C) bundles of axons outside the central nervous system
    D
    D) connective tissue coverings around the brain and cord
    • ICSE-NEURAL CONTROL AND COORDINATION-(Review question) Very short answer
    1. Name the meninges that cover the central nervous system.

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    2. How are white and grey matter placed in the brain ?

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    3. With which tissue are two cerebral hemishpheres joined together ?

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    4. Name the largest part of the brain

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    5. Which part of brain is associated with maintenance of position and ref...

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    6. Where are reflex center of respiratory, cardiac and vasomotor activiti...

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    7. Where is the reflex center of eye movements and auditory movements ?

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    8. What does hypo thalamus control ?

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    9. Which part of nervous system contains H shaped grey matter ?

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    10. How many pairs of spinal nerves are present ?

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    11. What is the function of afferent nerve fibres?

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    12. What is the name given to 10^(th) cranial nerve ?

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    13. Name a carnial nerve that extends down to the abdominal region

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    14. Name the parts of that form autonomic nervous system.

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    15. Name the chemicals released by sysmpathetic and parasympathetic system

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    16. What is the effect of sympathetic system on the rate of heart beat ?

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    17. Give the sequence involved in a reflex action

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    18. Which part of nervous system contains the nucleus ?

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    19. Name the non-nervous special cells present in inter nervous space

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    20. What is the function of Oligodendrocytes ?

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