Bio 30 Senses

32 Questions | Total Attempts: 1742

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Perception Quizzes & Trivia

This exam is to learn and understand the senses in the body.


Questions and Answers
  • 1. 
    When adaptation of the eye occurs to view objects in a dark room,
    • A. 

      The pupil increases in size and the rods become active

    • B. 

      The pupil decreases in size and the rods become more active

    • C. 

      The pupil increases in size and the cones become active

    • D. 

      The pupil decreases in size and the cones become active

  • 2. 
    Which structure in the ear is associated with dizziness?
    • A. 

      Cochlea

    • B. 

      Semi-circular canals

    • C. 

      Eustachian Tube

    • D. 

      Ossicles

  • 3. 
    The auditory nerve conducts impulses to the cerebrum from the 
    • A. 

      Cochlea

    • B. 

      Ear drum

    • C. 

      Eustachian tube

    • D. 

      Semi-Circular Canals

  • 4. 
    The ear structure that converts the mechanical energy of sound to nerve impulses is the,
    • A. 

      Organ of Corti

    • B. 

      Eustachian Tube

    • C. 

      Tympanic Membrane

    • D. 

      Stirrup

  • 5. 
    The main function of the Eustachian Tube is to
    • A. 

      Drain fluid from the middle ear

    • B. 

      Conduct sound waves to eardrum

    • C. 

      Maintain equal air pressure on the eardrum

    • D. 

      Maintain low pressure in innner ear

  • 6. 
    The sensory cells for detecting acceleration of the human body are located in the
    • A. 

      Semi circular canals

    • B. 

      Organ of corti

    • C. 

      Cerebellum

    • D. 

      Cochlea

  • 7. 
    _________  equilibrium is detected by the semi circular canals while ___________ equilibrium is detected by the utricle/saccule of the vestibule of the inner ear.
  • 8. 
    Changing the focus of the eye for viewing nearby objects to viewing distant objects involves changing the shape of the
    • A. 

      Cornea

    • B. 

      Pupil

    • C. 

      Iris

    • D. 

      Lens

  • 9. 
    The sensory nerves of the inner ear carries impulses from ______ receptors.
    • A. 

      Sight

    • B. 

      Sound

    • C. 

      Hearing

    • D. 

      Ocular

  • 10. 
    A blindfolded acrobat performing on a tightrope depends on balance MAINLY from the 
    • A. 

      cerebellum and semicircular canals

    • B. 

      Cerebral cortex

    • C. 

      Cerebellum and Eustachian tube

    • D. 

      Cochlea

  • 11. 
    Another mechanoreceptor found in muscles, tendons and  joints.  Also send information to the brain about body position. 
  • 12. 
    The structure responsible for accomodation?
  • 13. 
    The structure that captures stray light rays is
  • 14. 
    What is the structure responsible for acuity of the image?
  • 15. 
    Photoreception is by the layer called?
  • 16. 
    An astigmatism is due to the uneven curvature of the?
  • 17. 
    A high density of cones is found in the structure?
  • 18. 
    Regulating the amount of light entering the eye is the?
  • 19. 
    The region of the brain that interprets the nerve impulses from  rods and cones is?
  • 20. 
     Changing the shape of the lens is by the  _____ & _____ ? 
  • 21. 
    Another name for nearsightedness?
  • 22. 
    Farsightedness is when the the image is being focused _________ the retina
  • 23. 
    The light absorbing pigment found in rods is  ______ ? 
  • 24. 
    Nearsightedness is charaterized by a ______ eyeball?
  • 25. 
    Receptors for hot and cold are known as?
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