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

2 / 50

2.

_____ 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.

3 / 50

3. The term _____ refers to the cochlea of the inner ear, which is involved in hearing

4 / 50

4.

Olfactory neurons are ______ neurons with dendrites extending to the epithelial surface of
the nasal cavity.

5 / 50

5.

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

6 / 50

6. The posterior portion of the vascular layer, associated with the sclera, is the_____

7 / 50

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

8 / 50

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

9 / 50

9. Light enters the eye through the _______

10 / 50

10.

The fibrous layer consists of the sclera and cornea; the vascular layer consists of the_____,
ciliary body, and iris.

11 / 50

11. The ______________ is a thin membrane separating the external ear from the middle ear.

12 / 50

12. ______ is the most common disease involving dizziness from the inner ear.

13 / 50

13.

Most of the sensations thought of as being tastes are strongly influenced by ______
sensations.

14 / 50

14. The sense of balance, or equilibrium, has two components: _____ and____

15 / 50

15. The iris contains ______ groups of smooth muscles

16 / 50

16.

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

17 / 50

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

18 / 50

18. The term ______ refers to the vestibule of the inner ear, which is involved in balance.

19 / 50

19. ______ is a complex process not simply confined to one type of input.

20 / 50

20.

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

21 / 50

21.

The “hairs” of the hair cells consist of numerous microvilli, called_____, and one cilium,
called a kinocilium.

22 / 50

22.

The _____ functions as two separate nerves carrying information from two separate but
closely related structures.

23 / 50

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

24 / 50

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

25 / 50

25. Receptors on the hairs detect ______

26 / 50

26. _____ consist of taste cells, basilar cells, and supporting cells.

27 / 50

27. There are _____ semicircular canals placed at nearly right angles to one another.

28 / 50

28. The higher the frequency is, the higher the pitch.

29 / 50

29. Static balance is associated with the utricle and the saccule of the______.

30 / 50

30.

The volume, or loudness, of sound is a function of wave amplitude, or height, measured
in______________.

31 / 50

31.

The ______ is continuous anteriorly with the ciliary body, which consists of an outer ciliary
ring and an inner group of ciliary processes.

32 / 50

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

33 / 50

33.

_____ is associated with the semicircular canals and is involved in evaluating changes in the
direction and rate of head movements.

34 / 50

34. _________ smell perception with no external stimulus

35 / 50

35.

The fibrous layer consists of the sclera and cornea; the _____consists of the choroid, ciliary
body, and iris.

36 / 50

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

37 / 50

37. Sound waves travel relatively slowly in air ____________ m/s

38 / 50

38. Deflection of the hairs toward the ______ results in depolarization of the hair cell.

39 / 50

39. _____ of the hairs toward the kinocilium results in depolarization of the hair cell.

40 / 50

40.

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

41 / 50

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

42 / 50

42. Sensitivity for bitter substances is the highest.

43 / 50

43. The _____ interprets the higher frequency of action potentials as a louder sound.

44 / 50

44.

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

45 / 50

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

46 / 50

46. The _____ regulates the amount of light by controlling the size of the pupil.

47 / 50

47.

Within the olfactory bulb and olfactory cortex, ______ occur that tend to inhibit transmission
of action potentials resulting from prolonged exposure to a given odorant.

48 / 50

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

49 / 50

49. Axons from olfactory neurons form the _______

50 / 50

50.

The ______________ muscle is attached to the malleus and is innervated by the trigeminal
nerve
(V).

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