NSC216





Category: NSC216

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ATTENTION:

Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.

Good luck!


NSC216

1 / 50

1. The _______and _____are attached to auditory ossicles

2 / 50

2. The distortion of the tympanic membrane can make sounds seem muffled and stimulate pain.

3 / 50

3. The ______ is a set of fluid-filled chambers medial to the middle ear.

4 / 50

4. Food served at the wrong temperature is perceived as______.

5 / 50

5.

When the taste cells depolarize, they release _____ that diffuse to sensory neurons associated
with the taste cells.

6 / 50

6.

The _____________s muscle is attached to the stapes and is innervated by the facial nerve
(VII).

7 / 50

7. The auricle collects sound waves and directs them into the external_____________.

8 / 50

8. The tensor tympani and stapedius muscles are attached to ______ ossicles.

9 / 50

9.

The inner ear consists of interconnecting, fluid-filled tunnels and chambers within the
temporal bone called the______

10 / 50

10. ____ is distortion of perception of an external stimulus

11 / 50

11. Light enters the eye through the _______

12 / 50

12. The iris contains ______ groups of smooth muscles

13 / 50

13. Static balance is associated with the utricle and the _____ of the vestibule.

14 / 50

14. Pitch is measured in ______________

15 / 50

15. Receptors on the hairs detect ______

16 / 50

16.

The “hairs” of the hair cells consist of numerous microvilli, called stereocilia, and one cilium,
called a______.

17 / 50

17. The odorants must first be dissolved in fluid in order to reach the olfactory receptors.

18 / 50

18. A condition in which there is enhanced smell sensitivity is called_____

19 / 50

19.

_____ attach the ciliary ring and processes to the lens of the eye, and contraction of the
ciliary muscles can change the shape of the lens.

20 / 50

20.

Swallowing, yawning, chewing, and holding the nose and mouth shut while gently trying to
force air out of the lungs are methods used to open the______

21 / 50

21.

The cochlear nerve joins the vestibular nerve to become the_____, which traverses the
internal acoustic meatus and enters the cranial cavity.

22 / 50

22.

The organs of hearing and balance are divided into three parts: the external, middle, and
_______ear.

23 / 50

23. Distortion of the ______ membrane can make sounds seem muffled and stimulate pain

24 / 50

24. ___million olfactory neurons are present within the olfactory epithelium.

25 / 50

25.

Each taste cell has several taste hairs extending from its apex into a tiny opening in the
epithelium called the______

26 / 50

26.

The stereocilia and kinocilium are embedded in the otolithic membrane, which is a gelatinous
mass weighted with crystals of calcium carbonate and protein called___

27 / 50

27. The basilar membrane is not uniform throughout its length.

28 / 50

28. The brain interprets the higher _____ of action potentials as a louder sound.

29 / 50

29. ______ is distortion in odour perception (includes parosmia and phantosmia)

30 / 50

30.

Stimulation of the inner hair cells by the nervous system stimulates the contraction of
______________ within the hair cells causing them to shorten.

31 / 50

31. The external and middle ears are involved in ______only

32 / 50

32. The middle ear contains three auditory ossicles: the malleus, incus, and_____________.

33 / 50

33.

The auditory tube opens into the _____________ and enables air pressure to be equalised
between the outside air and the middle ear cavity.

34 / 50

34. The _____ contains the sensory organs for hearing and balance

35 / 50

35. Deflection of the _____ toward the kinocilium results in depolarization of the hair cell.

36 / 50

36. The process of choosing certain types of food in preference to others is called_______

37 / 50

37. The ______ interprets the higher frequency of action potentials as a louder sound.

38 / 50

38.

The ______ consists of interconnecting, fluid-filled tunnels and chambers within the temporal
bone called the bony labyrinth.

39 / 50

39. The organs of hearing and balance are divided into ______ parts.

40 / 50

40.

The ______ ear is the part extending from the outside of the head to the tympanic membrane,
or eardrum.

41 / 50

41. Sounds louder than _____________ db are painful to the ear

42 / 50

42. Deflection of the hairs toward the kinocilium results in depolarization of the____

43 / 50

43.

Each of the ______ taste buds on a person’s tongue consists of three major types of
specialised epithelial cells

44 / 50

44.

The _____ stimulate action potentials in the sensory neurons which are conducted to the brain
where the sense of taste is perceived.

45 / 50

45. The average person can distinguish among approximately _____ different smells

46 / 50

46.

The _____opens into the pharynx and enables air pressure to be equalised between the
outside air and the middle ear cavity.

47 / 50

47.

The oval window is approximately ____________ times smaller than the tympanic
membrane.

48 / 50

48. The sensory cells of each taste bud consist of about 50______.

49 / 50

49. The cells of the taste buds each have a normal life span of about ______days.

50 / 50

50. The _____________ is attached to the medial surface of the tympanic membrane.

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