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!
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1 / 50
Airborne odorants become dissolved in the mucus on the surface of the epithelium and bind to molecules on the membranes of the olfactory hairs called______
2 / 50
2. The cells of the taste buds each have a normal life span of about ______days.
3 / 50
3. The external ear is the part extending from the outside of the head to the_____
4 / 50
Each taste cell has several taste hairs extending from its apex into a tiny opening in the epithelium called the______
5 / 50
5. Sensitivity for bitter substances is the highest.
6 / 50
6. ___million olfactory neurons are present within the olfactory epithelium.
7 / 50
7. The ______ of the eye is so named because it contains most of the blood vessels of the eye
8 / 50
8. Rupture of the _____may result in hearing impairment.
9 / 50
9. The ______ is a set of fluid-filled chambers medial to the middle ear.
10 / 50
Axons from olfactory neurons form the olfactory nerves which pass through the olfactory foramina of the cribriform plate and enter the______
11 / 50
11. Deflection of the hairs toward the kinocilium results in ______of the hair cell
12 / 50
12. Static balance is associated with the utricle and the _____ of the vestibule.
13 / 50
13. ______is a partial loss of smell or decreased sensation of smell
14 / 50
The ______ is continuous anteriorly with the ciliary body, which consists of an outer ciliary ring and an inner group of ciliary processes.
15 / 50
The ______ helps maintain the shape of the eyeball, protects its internal structures, and provides an attachment point for the extrinsic eye muscles.
16 / 50
When the taste cells depolarize, they release _____ that diffuse to sensory neurons associated with the taste cells.
17 / 50
17. The ______ interprets the higher frequency of action potentials as a louder sound.
18 / 50
18. The ______________ of sound is a function of the wave frequency.
19 / 50
19. Static balance is associated with the utricle and the saccule of the______.
20 / 50
20. Deflection of the _____ toward the kinocilium results in depolarization of the hair cell.
21 / 50
21. The iris contains ______ groups of smooth muscles
22 / 50
22. The eyeball is composed of _____layers.
23 / 50
______ of the inner hair cells by the nervous system stimulates the contraction of actin filaments within the hair cells, causing them to shorten.
24 / 50
Stimulation of the inner hair cells by the nervous system stimulates the contraction of ______________ within the hair cells causing them to shorten.
25 / 50
25. _____ is a complete loss of smell
26 / 50
26. The range of normal human speech is ___
27 / 50
27. The brain interprets the higher frequency of action potentials as a _____sound.
28 / 50
The importance of taste lies in the fact that it allows a person to select _____ in accord with desires
29 / 50
29. The organs of hearing and balance are divided into ______ parts.
30 / 50
_____ is associated with the semicircular canals and is involved in evaluating changes in the direction and rate of head movements.
31 / 50
31. The middle ear contains three auditory ossicles: the malleus, incus, and_____________.
32 / 50
The stereocilia and kinocilium are embedded in the_____, which is a gelatinous mass weighted with crystals of calcium carbonate and protein called otoliths.
33 / 50
The _____ joins the vestibular nerve to become the vestibulocochlear nerve (VIII), which traverses the internal acoustic meatus and enters the cranial cavity.
34 / 50
The ______________ muscle is attached to the malleus and is innervated by the trigeminal nerve (V).
35 / 50
35. When an odorant binds to its receptor, a______associated with the receptor is activated.
36 / 50
The oval window is approximately ____________ times smaller than the tympanic membrane.
37 / 50
37. Deflection of the hairs toward the kinocilium results in depolarization of the____
38 / 50
Each of the 10,000 taste buds on a person’s tongue consists of three major types of specialised ______cells
39 / 50
The fibrous layer consists of the sclera and cornea; the vascular layer consists of the_____, ciliary body, and iris.
40 / 50
The “hairs” of the hair cells consist of numerous microvilli, called stereocilia, and one cilium, called a______.
41 / 50
41. _____ is mainly a function of the taste buds in the mouth
42 / 50
42. Axons from olfactory neurons form the _______
43 / 50
43. The tensor tympani and stapedius muscles are attached to ______ ossicles.
44 / 50
The fibrous layer consists of the sclera and cornea; the vascular layer consists of the choroid, ______body, and iris.
45 / 50
45. The ______ is an air-filled chamber medial to the tympanic membrane.
46 / 50
46. The term ______ refers to the vestibule of the inner ear, which is involved in balance.
47 / 50
47. The external and middle ears are involved in ______only
48 / 50
The cochlear nerve joins the vestibular nerve to become the_____, which traverses the internal acoustic meatus and enters the cranial cavity.
49 / 50
49. ______ simply means that an animal will choose certain types of food in preference to others
50 / 50
50. A small superior part of the nasal cavity is lined with______.
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