Organs of Special Senses Quiz
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Questions and Answers

Which segment of the ear captures air vibrations and directs them towards the tympanic membrane?

  • External ear (correct)
  • Middle ear
  • Auricle (pinna)
  • Inner ear
  • What are the main parts of the external ear?

  • Auricle (pinna)
  • Vertical canal
  • Horizontal canal
  • All of the above (correct)
  • Which segment of the ear is responsible for sound modulation?

  • Middle ear (correct)
  • Inner ear
  • External ear
  • Tympanic membrane
  • What connects the tympanic membrane (ear drum) to the oval window in the middle ear?

    <p>Auditory ossicles</p> Signup and view all the answers

    Which segment of the ear communicates with the pharynx via the auditory tube?

    <p>Middle ear</p> Signup and view all the answers

    What are the main functions of the middle ear?

    <p>All of the above</p> Signup and view all the answers

    Which segment of the ear is located in the tympanic part of the temporal bone of the skull?

    <p>Middle ear</p> Signup and view all the answers

    What are the 3 non-communicating segments of the ear?

    <p>External ear, middle ear, inner ear</p> Signup and view all the answers

    What is the main function of the external ear?

    <p>Capturing air vibrations</p> Signup and view all the answers

    What is the main function of the inner ear?

    <p>Balance</p> Signup and view all the answers

    Which cranial nerve is responsible for both hearing and balance?

    <p>Cranial nerve VIII</p> Signup and view all the answers

    What is the function of the cochlea?

    <p>Organ for hearing</p> Signup and view all the answers

    Which part of the eye is known as the 'white of the eye'?

    <p>Sclera</p> Signup and view all the answers

    What is the function of the choroid?

    <p>Provides blood supply and innervation</p> Signup and view all the answers

    What is the function of the ciliary body?

    <p>Changes the shape of the lens for focusing</p> Signup and view all the answers

    Which part of the eye is responsible for constricting and dilating the pupil?

    <p>Iris</p> Signup and view all the answers

    Which layer of the eye contains photoreceptors and connects to the optic nerve?

    <p>Nervous tunic</p> Signup and view all the answers

    What is the region where axons emerge from the eye bulb called?

    <p>Optic disk</p> Signup and view all the answers

    What is the function of the ciliary muscles?

    <p>Changes the shape of the lens for focusing</p> Signup and view all the answers

    Which tunic of the eye is responsible for allowing light to enter the eye?

    <p>Fibrous tunic</p> Signup and view all the answers

    Which muscles in the iris regulate the amount of light?

    <p>Both Constrictor pupillae and Dilator pupillae</p> Signup and view all the answers

    Which of the following statements about the extrinsic muscles of the eye is true?

    <p>They are under voluntary control</p> Signup and view all the answers

    Which chamber of the eye contains the vitreous humor?

    <p>None of the above</p> Signup and view all the answers

    What is the function of the lacrimal gland?

    <p>To produce tears and keep the surface of the eye moist</p> Signup and view all the answers

    Where is the lacrimal gland located?

    <p>Dorso-lateral to the eye</p> Signup and view all the answers

    What is the main function of the tongue?

    <p>To pick up food and facilitate swallowing</p> Signup and view all the answers

    Where are taste buds located on the tongue?

    <p>On vallate, foliate, and fungiform papillae</p> Signup and view all the answers

    Which cranial nerve is responsible for the taste and touch sensations on the caudal one-third of the tongue?

    <p>Glossopharyngeal nerve</p> Signup and view all the answers

    Where is the olfactory mucosa located in relation to the nasal cavity?

    <p>In the caudal region of the nasal cavity</p> Signup and view all the answers

    What is the olfactory nerve made up of?

    <p>Axons that arise in the olfactory mucosa</p> Signup and view all the answers

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