Question 1

Which of the following is a part of the bony labyrinth?

Accepted Answer

A)   Malleus
B)   Vestibule
C)   Cochlear duct
D)   Tympanic membrane
E)   OssiclesF) A) and E)
G) B) and D)

Question 2

Match the structure associated with hearing with the appropriate description.
-Membranous labyrinth

Accepted Answer

A)  Organ of hearing
B)  Passageway from the outside to the eardrum
C)  Interconnecting tunnels in the temporal bone
D)  Tiny bones in the middle ear
E)  Connecting chambers of inner ear filled with endolymphF) None of the above
G) B) and C)

Question 3

What is the function of the inner hair cells?

Accepted Answer

A)   The inner hair cells are responsible for hearing.
B)   The inner hair cells regulate the tension of the basilar membrane.
C)   The inner hair cells protect the external auditory canal.
D)   The inner hair cells detect chemicals in saliva; they are responsible for our ability to taste.E) A) and B)
F) B) and D)

Question 4

Otoliths can break off and float inside the inner ear. What might happen if the otoliths settle on top of the hair cells?

Accepted Answer

A)   Sounds may be amplified.
B)   Deafness could occur.
C)   Understanding of language may be impaired.
D)   Dizziness and inability to maintain balance may occur.
E)   None of the choices are correct.F) C) and D)
G) D) and E)

Question 5

Which of the following statements is true concerning substances that have a sour taste?

Accepted Answer

A)   Substances that taste sour have a low pH.
B)   Substance that taste sour are almost always proteins.
C)   Substance that taste sour have high concentrations of H+.
D)   Both "Substances that taste sour have a low pH" and "Substance that taste sour have high concentrations of H+" are correct.E) C) and D)
F) B) and C)

Question 6

Which of the following sequences is correct?

Accepted Answer

A)   Oval window, vestibule, scala vestibuli
B)   Round window, helicotrema, scala tympani
C)   Bony labyrinth, round window, basilar membrane
D)   Tympanic membrane, vestibular membrane, basilar membrane
E)   Vestibular membrane, basilar membrane, auditory membraneF) A) and B)
G) A) and C)

Question 7

The transparent anterior portion of the fibrous tunic is the ________.

Accepted Answer

A)   iris
B)   retina
C)   cornea
D)   choroid
E)   pupilF) A) and B)
G) B) and D)

Question 8

The ________ separates the posterior chamber from the vitreous chamber.

Accepted Answer

A)   iris
B)   choroid
C)   lens
D)   scleraE) All of the above
F) A) and B)

Question 9

Following a stroke, Harriet has impaired sense of taste on one side of the tip of her tongue, indicating the part of her brain that was affected must communicate with the ________ nerve.

Accepted Answer

A)   facial
B)   abducens
C)   trigeminal
D)   glossopharyngeal
E)   vagusF) A) and C)
G) B) and E)

Question 10

Which of the following statements concerning olfaction is true?

Accepted Answer

A)   Damaged olfactory neurons are replaced.
B)   Olfactory epithelial receptors are highly specific.
C)   Olfaction first goes to the thalamus and is then relayed to the cerebral cortex.
D)   Continued stimulation of olfactory neurons produces the same level of response.
E)   Replacement of neurons is a common phenomenon in the body.F) A) and E)
G) D) and E)

Question 11

Which of the following statements concerning the inner ear is true?

Accepted Answer

A)   The cochlear duct is filled with perilymph.
B)   The bony core of the cochlea is called the modiolus.
C)   The footplate of the incus fits into the round window.
D)   The vestibule is one of the regions of the organ of corti.
E)   The spiral organ is found in the semicircular canals.F) A) and B)
G) B) and D)

Question 12

Some thyroid disorders are characterized by an increase in the width of the palpebral fissure. This would be an increase in the distance between the ________.

Accepted Answer

A)   eyebrows
B)   eyelashes
C)   eyelids
D)   eyes
E)   lacrimal glandsF) A) and C)
G) B) and C)

Question 13

Which of the following is correctly matched?

Accepted Answer

A)   Sclera - ciliary body
B)   Iris - sphincter pupillae
C)   Retina - canal of Schlemm
D)   Vitreous humor - anterior chamber
E)   Aqueous humor - vitreous chamberF) B) and D)
G) A) and D)

Question 14

Absence of which of the following papillae would have the greatest effect on a person's sense of taste?

Accepted Answer

A)   Foliate
B)   Filiform
C)   Fungiform
D)   VallateE) B) and D)
F) A) and B)

Question 15

Sensory receptors for balance are found in the ________.

Accepted Answer

A)   pinna
B)   cochlea
C)   auditory ossicles
D)   semicircular canals
E)   auditory tubeF) B) and E)
G) C) and E)

Question 16

A person who has damage to the basilar membrane nearest the oval window would likely not be able to hear

Accepted Answer

A)   the tweeting of small birds.
B)   the tuba in a marching band.
C)   the warning siren of a freight train.
D)   the baritone of a quartet.E) A) and B)
F) B) and D)

Question 17

The lens

Accepted Answer

A)   is biconcave.
B)   focuses light on the retina.
C)   floats in the vitreous humor.
D)   is attached to the retina by suspensory ligaments.
E)   is normally opaque.F) D) and E)
G) C) and D)

Question 18

Match the eye structure with the appropriate description.
-Macula

Accepted Answer

A)  Blood vessels enter and the optic nerve exits here
B)  A small yellow spot near the center of the posterior retina
C)  The portion of the retina with the greatest visual acuity
D)  A jelly-like substance in the posterior cavity of the eye
E)  The fluid that fills the anterior cavity of the eyeF) A) and B)
G) B) and E)

Question 19

Damage to filiform papillae would disrupt a person's sense of taste for sweet substances.

Accepted Answer

A) True 
 B)False

Question 20

Match the description of the disease or disorder of the eye with its correct name.
-Cataract

Accepted Answer

A)  Difficulty seeing distant objects
B)  A type of refractory error
C)  Clouding of the lens of the eye
D)  Increased intraocular pressure that can lead to loss of vision
E)  Loss of acute central visionF) A) and C)
G) C) and E)

Exam 15: The Special Senses

Damage to filiform papillae would disrupt a person's sense of taste for sweet substances.

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What is the function of the inner hair cells?

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Which of the following is correctly matched?

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Match the description of the disease or disorder of the eye with its correct name. -Cataract

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The lens

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Match the structure associated with hearing with the appropriate description. -Membranous labyrinth

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The transparent anterior portion of the fibrous tunic is the ________.

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A person who has damage to the basilar membrane nearest the oval window would likely not be able to hear

Correct AnswerverifiedShow Answer

Which of the following statements concerning olfaction is true?

Correct AnswerverifiedShow Answer

Which of the following statements concerning the inner ear is true?

Correct AnswerverifiedShow Answer

Which of the following is a part of the bony labyrinth?

Correct AnswerverifiedShow Answer

Otoliths can break off and float inside the inner ear. What might happen if the otoliths settle on top of the hair cells?

Correct AnswerverifiedShow Answer

Which of the following sequences is correct?

Correct AnswerverifiedShow Answer

Which of the following statements is true concerning substances that have a sour taste?

Correct AnswerverifiedShow Answer

Some thyroid disorders are characterized by an increase in the width of the palpebral fissure. This would be an increase in the distance between the ________.

Correct AnswerverifiedShow Answer

Sensory receptors for balance are found in the ________.

Correct AnswerverifiedShow Answer

Match the eye structure with the appropriate description. -Macula

Correct AnswerverifiedShow Answer

The ________ separates the posterior chamber from the vitreous chamber.

Correct AnswerverifiedShow Answer

Following a stroke, Harriet has impaired sense of taste on one side of the tip of her tongue, indicating the part of her brain that was affected must communicate with the ________ nerve.

Correct AnswerverifiedShow Answer

Absence of which of the following papillae would have the greatest effect on a person's sense of taste?

Correct AnswerverifiedShow Answer

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