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Nervous system Question bank

Study Nervous system questions and answers and then play the game

  • Spinal cord originates from ____ . 
    • Answer :  medulla
  • All voluntary actions of our body are controlled by ____.
    • Answer :  cerebrum
  • Number of pairs of nerves which arises from spinal cord is ____.
    • Answer :  31
  • Number of pairs of nerves which arises from brain is ____.
    • Answer :  12
  • Olfactory receptors in humans are located in ____.
    • Answer :  nose
  • An adult brain weighs about ____ kg.
    • Answer :  1.5 Kg
  • The brain consumes about ___ % of total oxygen in body.
    • Answer :  25
  • The three membranous coverings around brain are called ____. 
    • Answer :  Meninges
  • The fluid that acts as a cushion for brain is called ____ fluid. 
    • Answer :  cerebrospinal fluid
  • Cerebellum is located at base of ____. 
    • Answer :  cerebrum
  • An injury to _____ generally leads to instant death.  
    • Answer :  medulla
  • Instead of convolutions, cerebellum appears to have ___.  
    • Answer :  gyrus
  • Main function of cerebellum is to ________.  
    • Answer :  balance body
  • Neuron is basic structural and functional unit of nervous system.
    • Answer :  True
  • Thinking and control center of brain is cerebellum.  
    • Answer :  False
  • Sensory neuron is mainly concerned with transmission of nerve impulses from brain to muscles.
    • Answer :  False
  • Sensory neuron carries impulse from one neuron to another.
    • Answer :  False
  • Motor neuron transmits nerve impulses ;from brain to muscles;
    • Answer: True
  • Olfactory nerves feed _____.
    • Answer :  nose
  • Pain and pressure impulses are sensed by? 
    • Answer :  skin
  • Optic nerves carry impulses from:   
    • Answer :  eye
  • Auditory nerves are associated with:
    • Answer :  ear
  • Nerves that originate from brain are called:
    • Answer :  cranial nerves
  • Breathing is controlled by _____
    • Answer :  medulla oblongata
  • Neurotransmitters allow impulse to travel through synapse to next neuron
    • Answer :  True
  • When cerebrum is damaged due to injury the person loses the ability to
    • Answer :  think and make decisions
  • When cerebellum is damaged due to injury the person loses the ability to
    • Answer :  maintain balance
  • When medulla oblongata is damaged the person loses the ability to
    • breathe normally
  • What acts as an insulation and prevents mixing of impulses in adjacent axons?
    • Answer :  myelin sheath
  • The long slender projection of neuron is known as:
    • Answer :  axon
  • A neuron consists of cyton, dendrites ;and ____ ?
    • Answer :  axon
  • The gap between two neurons is called a :
    • Answer :  synapse
  • Which nerves transmit electrical impulses from central nervous system to muscles?
    • Answer :  motor neurons
  • Which nerves receive stimulus from senses and transmit to central nervous system?
    • Answer :  sensory neurons
  • Outer layer of cerebrum is known as?
    • Answer :  cerebral cortex
  • The lobe of the cerebrum which receives information from retina is?
    • Answer :  occipital lobe
  • Which part of the brain controls our sleep and wake cycles?
    • Answer :  Hypothalamus
  • Which part of the brain controls our body temperature?
    • Answer :  Hypothalamus
  • Which part of the brain controls our urge for eating and drinking?
    • Answer :  Hypothalamus
  • Reflex action is controlled by the
    • Answer :  spinal cord
  • A mixed nerve is one which contains:
    • Answer :  both sensory and motor neurons
  • Basic structural and functional unit of the brain is:
    • Answer :  neuron
  • Which of these is not a reflex action?
    • Answer :  lifting a book
  • Which of these is not a reflex action?
    • Answer :  drinking water
  • Which of these is a reflex action?
    • Answer :  Blushing
  • The left and right hemisphere of cerebrum are connected by sheet of fibers called?
    • Answer :  corpus callosum
  • The outermost layer of meninges is the
    • Answer :  Dura matter
  • Junction between two nerve cells is :  
    • Answer :  synapse