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MDCAT XII Biology Nervous Coordination Online Test-2

Nervous-Coordination-Online-test-2
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Instructions for MDCAT XII Biology Nervous Cordination Online Test-2:

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      Test Details:

      • Subject: Biology
      • Class: 2nd year or 12
      • Chapter Name: Nervous and Cordination
      • Test: MDCAT 2025
      • Book: Sindh Textbook
      • Total No. Of MCQS:Β  50 MCQSΒ 
      • Time Allowed: 50 Minutes
      • Price: Free
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      Created on By medicoengineer.com

      MDCAT XII Biology Nervous Coordination Online Test-2

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      1. A nervous system can alter activities in its target cells in muscles and gland because:

      2 / 50

      2. It is involved in long-term memory:

      3 / 50

      3. It is the seat of all conscious activities:

      4 / 50

      4. How many meninges cover the human brain?

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      5. The region where impulses move from one neuron to another:

      6 / 50

      6. The major inhibitory neurotransmitter of the brain:

      7 / 50

      7. An inhibitory postsynaptic potential occurs in a membrane made more permeable to:

      8 / 50

      8. Structural disorder in which cells grow abnormally and uncontrollably:

      9 / 50

      9. Inflammation of the brain is called:

      10 / 50

      10. Which is/are not vascular disorders of the CNS:

      11 / 50

      11. The skin pressure sensation receptors are called:

      12 / 50

      12. The parasympathetic nervous system controls:

      13 / 50

      13. There are __ pairs of cranial nerves and __ pairs of spinal nerves:

      14 / 50

      14. The pons, located above the medulla, influences:

      15 / 50

      15. It controls autonomic functions such as breathing and swallowing:

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      16. It plays a role in muscle tone, movement, and reflexes:

      17 / 50

      17. Response to behavioral stimuli is managed by:

      18 / 50

      18. The hypthalamus is the major coordinating center, controlling:

      19 / 50

      19. The activities of the cerebral cortex fall into:

      20 / 50

      20. _____ is more developed in humans:

      21 / 50

      21. The first line of defense of the CNS:

      22 / 50

      22. Inhibitory neurotransmitters:

      23 / 50

      23. Parkinson's disease is due to:

      24 / 50

      24. Excitatory neurotransmitters:

      25 / 50

      25. The action potential does not propagate over the entire length of the axon, but jumps from node to node, skipping insulated regions called:

      26 / 50

      26. The refractory period persists only for __ milliseconds:

      27 / 50

      27. Which of the following is/are not correct?

      28 / 50

      28. The sodium-potassium pump per ATP:

      29 / 50

      29. Neurons have more ___ leakage channels:

      30 / 50

      30. Depolarization refers to a graded potential state because a threshold stimulus of about __ causes a change in membrane potential:

      31 / 50

      31. The human brain weighs approximately:

      32 / 50

      32. Which of the following related to polarization is correct?

      33 / 50

      33. The RMP (Resting Membrane Potential), which is -70, is measured in:

      34 / 50

      34. It is the electrochemical transmission of messages through neurons:

      35 / 50

      35. The voltage measured across the neurolemma is called:

      36 / 50

      36. ___ is/are not polysynaptic:

      37 / 50

      37. Every sensory neuron conveys a signal from the sensory receptor to the motor neuron, which in turn sends signals to the effector. This often results in an automatic response called:

      38 / 50

      38. A sensory neuron is also called:

      39 / 50

      39. Functionally, how many types of neurons are there?

      40 / 50

      40. A non-myelinated part of an axon between two Schwann cells is called:

      41 / 50

      41. Schwann cells (one of two types of neuroglia) produce myelin in the:

      42 / 50

      42. Neuroglia serve as:

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      43. Structurally and functionally, neurons are supported by:

      44 / 50

      44. One of the main functions of the cell body is to manufacture:

      45 / 50

      45. Nissl bodies are groups of:

      46 / 50

      46. The soma or cell body contains:

      47 / 50

      47. The structural and functional unit of the nervous system is:

      48 / 50

      48. The receptor stimulated by pressure, touch, stretch, motion, and sound is:

      49 / 50

      49. All receptors are:

      50 / 50

      50. The system of the body that provides communication through electrical and chemical signals is:

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