Question 1

________ fills the membranous labyrinth.

Accepted Answer

A) Perilymph 
B) Endoplasma 
C) Interstitial fluid 
D) Endolymph 
E) Blood 
A) Perilymph 
B) Endoplasma 
C) Interstitial fluid 
D) Endolymph 
E) Blood

Question 2

In the light-adapted state,

Accepted Answer

A) photoreceptors are much more sensitive to stimulation. 
B) photoreceptors are much less sensitive to stimulation. 
C) we can only see color,and not black and white. 
D) we would see better in the dark. 
E) colors are dull. 
A) photoreceptors are much more sensitive to stimulation. 
B) photoreceptors are much less sensitive to stimulation. 
C) we can only see color,and not black and white. 
D) we would see better in the dark. 
E) colors are dull.

Question 3

Figure 17-1 The Sectional Anatomy of the Eye
Use Figure 17-1 to answer the following questions:
-Identify the structure labeled "14."

Accepted Answer

A) pupil 
B) optic disc 
C) sclera 
D) fovea 
E) suspensory ligaments 
A) pupil 
B) optic disc 
C) sclera 
D) fovea 
E) suspensory ligaments

Question 4

Figure 17-1 The Sectional Anatomy of the Eye
Use Figure 17-1 to answer the following questions:
-Identify the space labeled " 1."

Accepted Answer

A) posterior cavity 
B) posterior chamber 
C) pupil 
D) anterior chamber 
E) vitreous chamber 
A) posterior cavity 
B) posterior chamber 
C) pupil 
D) anterior chamber 
E) vitreous chamber

Question 5

Sound waves are converted into mechanical movements by the

Accepted Answer

A) auditory ossicles. 
B) cochlea. 
C) oval window. 
D) round window. 
E) tympanic membrane. 
A) auditory ossicles. 
B) cochlea. 
C) oval window. 
D) round window. 
E) tympanic membrane.

Question 6

A person suffering from ________ can see objects that are close,but distant objects appear blurred.

Accepted Answer

A) myopia 
B) hyperopia 
C) emmetropia 
D) presbyopia 
E) diplopia 
A) myopia 
B) hyperopia 
C) emmetropia 
D) presbyopia 
E) diplopia

Question 7

The cochlear receptors that provide our sense of hearing are

Accepted Answer

A) hair cells. 
B) modified interneurons. 
C) otoliths. 
D) pyramidal cells. 
E) mucous cells. 
A) hair cells. 
B) modified interneurons. 
C) otoliths. 
D) pyramidal cells. 
E) mucous cells.

Question 8

A sound with a frequency of 12,000 hertz would

Accepted Answer

A) be very loud. 
B) be barely audible. 
C) be high-pitched. 
D) be low-pitched. 
E) damage the tympanic membrane. 
A) be very loud. 
B) be barely audible. 
C) be high-pitched. 
D) be low-pitched. 
E) damage the tympanic membrane.

Question 9

Which of the following is true of the vascular tunic of the eye?

Accepted Answer

A) provides a route for blood vessels that supply tissues of the eye 
B) regulates the amount of light entering the eye 
C) secretes and reabsorbs the aqueous humor 
D) controls the shape of the lens 
E) All of the answers are correct. 
A) provides a route for blood vessels that supply tissues of the eye 
B) regulates the amount of light entering the eye 
C) secretes and reabsorbs the aqueous humor 
D) controls the shape of the lens 
E) All of the answers are correct.

Question 10

Gustatory receptors are located

Accepted Answer

A) in the eye. 
B) in the ear. 
C) on the surface of the tongue. 
D) in the nose. 
E) on the skin. 
A) in the eye. 
B) in the ear. 
C) on the surface of the tongue. 
D) in the nose. 
E) on the skin.

Question 11

The first step in the process of photoreception is

Accepted Answer

A) the bleaching of rods. 
B) the bleaching of cones. 
C) absorption of a photon by a visual pigment. 
D) inhibition of the sodium pumps. 
E) release of neurotransmitter. 
A) the bleaching of rods. 
B) the bleaching of cones. 
C) absorption of a photon by a visual pigment. 
D) inhibition of the sodium pumps. 
E) release of neurotransmitter.

Question 12

Standing still in an elevator that suddenly lowers will stimulate receptors in the

Accepted Answer

A) basilar membrane. 
B) spiral organ. 
C) semicircular canals. 
D) bony labyrinth. 
E) utricle and saccule. 
A) basilar membrane. 
B) spiral organ. 
C) semicircular canals. 
D) bony labyrinth. 
E) utricle and saccule.

Question 13

Low frequency sounds stimulate hair cells on which part of the basilar membrane?

Accepted Answer

A) area close to the round window 
B) the entire membrane 
C) the distal end 
D) the middle region 
E) area close to the oval window 
A) area close to the round window 
B) the entire membrane 
C) the distal end 
D) the middle region 
E) area close to the oval window

Question 14

Which of the following descriptions best matches the term basilar membrane?

Accepted Answer

A) moves up and down due to currents in the perilymph 
B) transmits movement of the tympanic membrane to the inner ear 
C) supports the olfactory organ 
D) tiny duct necessary for the static sense of equilibrium 
E) covers over the oval window 
A) moves up and down due to currents in the perilymph 
B) transmits movement of the tympanic membrane to the inner ear 
C) supports the olfactory organ 
D) tiny duct necessary for the static sense of equilibrium 
E) covers over the oval window

Question 15

Figure 17-2 The Ear
Use Figure 17-2 to answer the following questions:
-Which structure contains the receptors for hearing?

Accepted Answer

A) 6 
B) 8 
C) 9 
D) 10 
E) 11 
A) 6 
B) 8 
C) 9 
D) 10 
E) 11

Question 16

When you spin quickly,you may feel dizzy.Which component of the inner ear generates the sensations that can lead to this feeling?

Accepted Answer

A) organ of Corti 
B) maculae 
C) otoliths 
D) semicircular canal 
E) ossicles 
A) organ of Corti 
B) maculae 
C) otoliths 
D) semicircular canal 
E) ossicles

Question 17

The neural tunic of the eye

Accepted Answer

A) contains ganglion cells. 
B) contains the photoreceptor cells. 
C) contains bipolar cells. 
D) is the deepest layer of the eyeball. 
E) All of the answers are correct. 
A) contains ganglion cells. 
B) contains the photoreceptor cells. 
C) contains bipolar cells. 
D) is the deepest layer of the eyeball. 
E) All of the answers are correct.

Question 18

An adult has approximately ________ taste buds.

Accepted Answer

A) 100 
B) 5,000 
C) 4,000,000 
D) 300 
E) 30,000 
A) 100 
B) 5,000 
C) 4,000,000 
D) 300 
E) 30,000

Question 19

Taste receptors are distributed in which of the following places?

Accepted Answer

A) portions of the larynx 
B) anterior tip of the tongue 
C) portions of the pharynx 
D) surface of the tongue 
E) All of the answers are correct. 
A) portions of the larynx 
B) anterior tip of the tongue 
C) portions of the pharynx 
D) surface of the tongue 
E) All of the answers are correct.

Question 20

An infection that damages the vestibular nerve could result in a loss of

Accepted Answer

A) hearing and equilibrium. 
B) olfaction. 
C) visual acuity. 
D) hearing. 
E) equilibrium. 
A) hearing and equilibrium. 
B) olfaction. 
C) visual acuity. 
D) hearing. 
E) equilibrium.

Exam 17: The Special Senses

________ fills the membranous labyrinth.

In the light-adapted state,

Figure 17-1 The Sectional Anatomy of the Eye Use Figure 17-1 to answer the following questions: -Identify the structure labeled "14."

Figure 17-1 The Sectional Anatomy of the Eye Use Figure 17-1 to answer the following questions: -Identify the space labeled " 1."

Sound waves are converted into mechanical movements by the

A person suffering from ________ can see objects that are close,but distant objects appear blurred.

The cochlear receptors that provide our sense of hearing are

A sound with a frequency of 12,000 hertz would

Which of the following is true of the vascular tunic of the eye?

Gustatory receptors are located

The first step in the process of photoreception is

Standing still in an elevator that suddenly lowers will stimulate receptors in the

Low frequency sounds stimulate hair cells on which part of the basilar membrane?

Which of the following descriptions best matches the term basilar membrane?

Figure 17-2 The Ear Use Figure 17-2 to answer the following questions: -Which structure contains the receptors for hearing?

When you spin quickly,you may feel dizzy.Which component of the inner ear generates the sensations that can lead to this feeling?

The neural tunic of the eye

An adult has approximately ________ taste buds.

Taste receptors are distributed in which of the following places?

An infection that damages the vestibular nerve could result in a loss of

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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