The Special Senses

Cranial nerve V is one of the nerves that carry the sensation of taste. T/F

False

Impulses from the olfactory epithelium are sent to the brain via cranial nerve II. T/F

False

Information from the balance receptors goes directly to the cerebral cortex. True or False

False

Olfactory adaptation means that the olfactory receptors become more sensitive to the presence of an odor. T/F

False

Sounds of low frequency cause the vibration of the basilar membrane closer to the oval window. Sounds of higher frequencies vibrate the oval window farther away from the oval window. T/F

False

The area of the retina with the highest vision is called the optic disc. T/F

False

The cornea is part of the vascular tunic. T/F

False

The malleus in the middle ear is attached to the tympanic membrane on one end and to the oval window on the other end. T/F

False

The posterior segment of the eyeball is filled with clear gel, called the aqueous humor. T/F

False

The rods of the retina operate in bright light and provide high-acuity vision. T/F

False

The sense of taste is heavily dependent on olfactory receptors. T/F

False

Olfactory receptor cells are neurons that undergo noticeable turnover throughout adult life. True or False

True

The pharyngotympanic tube allows pressure equalization between the middle ear and the external environment. T/F

True

The semicircular canals respond to rotational movements. T/F

True

The sense of taste is heavily dependent on olfactory receptors. T/F

True

The size of the pupil is dependent on the contraction of the muscles of the iris. T/F

True

Which of the following is true of static equilibrium receptors? a. Static equilibrium receptors monitor the position of the head. b. Static equilibrium receptors are called cristae ampullares. c. Static equilibrium receptors are found in the semicircular canals of the ear. d. Static equilibrium receptors can respond to rotational forces.

a. Static equilibrium receptors monitor the position of the head.

Choose the answer that shows the correct order of light transmission from the air to the retina. a. air, cornea, aqueous humor, lens, vitreous humor, retina b. air, aqueous humor, lens, cornea, vitreous humor, retina c. air, lens, cornea, vitreous humor, aqueous humor, retina d. air, cornea, lens, aqueous humor, vitreous humor, retina

a. air, cornea, aqueous humor, lens, vitreous humor, retina

The conjunctival mucous membrane covers __________. a. both the inner surface of the eyelids and the visible portion of the sclera b. the inner surface of the eyelids only c. the inner surface of sclera d. only the outer corneal surface e. the whole outer surface of the sclera

a. both the inner surface of the eyelids and the visible portion of the sclera

sensorineural deafness - match the hearing disorder with its definition. a. can be caused by damage to the receptors in the cochlea or brain damage in the auditory regions b. when sound conduction to the fluid of the inner ear is impeded c. ringing in the ears d. disorder that affects all three parts of the inner ear; leads to attacks of vertigo and nausea and is often accompanied by tinnitus

a. can be caused by damage to the receptors in the cochlea or brain damage in the auditory regions

sweet tastes - Match types of taste with what causes them. a. carbohydrates, alcohols b. alkaloids, poisons c. metal ions d. acids

a. carbohydrates, alcohols

cataract - Match term with the appropriate description a. clouding of the lens b. posterior segment c. taste buds d. organ of Corti e. vascular tunic

a. clouding of the lens

Hearing - Correctly match the sense with the organ. a. cochlea b. retina c. gustatory epithelial cells d. vestibule e. olfactory epithelium

a. cochlea

Which sequence follows the correct passage of light entering the cornea? a. cornea, anterior segment, pupil, lens, posterior segment b. cornea, pupil, posterior segment, lens, anterior segment c. cornea, lens, posterior segment, anterior segment, pupil d. cornea, lens, anterior segment, posterior segment, lens e. cornea, pupil, anterior segment, posterior segment, lens

a. cornea, anterior segment, pupil, lens, posterior segment

Lacrimal sac - Match the parts of the lacrimal apparatus to the correct function. a. drains tears from the lacrimal canaliculi b. secretes tears onto the surface of the eye c. drains tears into the nasal cavity from the lacrimal d. contains lysozymes that destroy bacteria

a. drains tears from the lacrimal canaliculi

The pharyngotympanic tube __________. a. equalizes air pressure between the middle ear and outside air b. amplifies sound waves c. helps maintain balance d. carries sound to the eardrum

a. equalizes air pressure between the middle ear and outside air

perilymph - match term to description a. fluid found in the bony labyrinth b. spiral organ of Corti c. responds to gravity and movements of the head d. evaluates rotational motion e. fluid found within the membranous labyrinth

a. fluid found in the bony labyrinth

The near point of vision is the shortest __________. a. in children b. when a person is 30-40 years old c. in a person over 50 years old d. in women e. in men

a. in children

Where is the olfactory epithelium located? a. in the roof of the nasal cavity b. in the floor of the nasal cavity c. in the nostrils d. in the soft palate

a. in the roof of the nasal cavity

abducens nerve - Correctly match the cranial nerve with its involvement with the eye. a. lateral rectus muscle b. superior oblique muscle c. sense of vision d. controls superior, inferior, and medial rectus muscles and inferior oblique muscle

a. lateral rectus muscle

The horizontal movement of the eyeball toward the nose is the function of the __________. a. medial rectus b. lateral rectus c. superior rectus d. inferior rectus e. superior rectus

a. medial rectus

Inferior rectus muscle - Correctly match the extrinsic eye muscles to their functions. a. moves the eyeball downward b. moves the eyeball upward c. elevates the eyeball and rotates it laterally d. adducts or moves the eyeball toward the nose e. abducts; moves the eyeball toward the lateral edge of the orbit

a. moves the eyeball downward

myopia - match with correct description a. nearsighted b. farsighted c. ringing sound in the ears d. normal vision e. loss of smell sensation

a. nearsighted

round window - match term to description a. opening from the inner ear into the middle ear b. connects the middle ear to the nasopharynx c. transmits vibrations into the inner ear d. eardrum

a. opening from the inner ear into the middle ear

pupil - match term and definition a. opening in lens that permits light into the inner chambers of the eye b. thick, jelly-like substance in the posterior compartment of the eye c. clear, plasma-like substance that bathes the lens and cornea d. biconcave structure that changes shape to bring objects into focus e. colored portion of vascular tunic

a. opening in lens that permits light into the inner chambers of the eye

Vision - match the sense with the type of receptor. a. photoreceptors b. chemoreceptors c. mechanoreceptors

a. photoreceptors

The tiny skeletal muscles associated with the ossicles of the middle ear function to __________. a. protect the hearing receptors from loud sounds b. increase the vibration of the ossicles of the ear c. increase the vibration of the tympanic membrane d. connect the ossicles to each other e. connect the ossicles to the oval window

a. protect the hearing receptors from loud sounds

blind spot or optic disc - Correctly match the term to its definition. a. region where the optic nerve leaves the retina b. region of greatest visual acuity c. dim light and peripheral vision receptors d. high acuity and color vision receptors

a. region where the optic nerve leaves the retina

Pitch - match the term and definition of sound properties. a. the frequency of a sound b. sound that is a mixture of several frequencies c. a logarithmic measure of the loudness of a sound d. the height or intensity of a sound wave

a. the frequency of a sound

Amplitude - Match the term to the correct definition. a. the height of a wave crest b. the distance between two consecutive wave crests c. a mixture of sound wave frequencies d. the number of waves that pass a given point in a given time e. a single sound wave frequency

a. the height of a wave crest

Olfactory nerve - Match the nerve with the correct function. a. transmits sensations of smell to the frontal lobes b. transmits taste sensations from the anterior 2/3 of the tongue c. transmits taste sensations from the epiglottis and pharynx d. transmits taste sensation from the posterior 1/3 of the tongue

a. transmits sensations of smell to the frontal lobes

Rods - match term to description a. utilize the pigment rhodopsin b. occurs when you move from a brightly lit area to a dimly lit area c. occurs when you go from a dimly lit area to a brightly lit area

a. utilize the pigment rhodopsin

sclera - Match parts of eyeball with the correct definition. a. white of the eye b. clear expansion of the fibrous tunic c. contains the pigmented and sensory layers d. blood vessel laden component of the vascular tunic

a. white of the eye

Choose the true statement. a. Vitreous humor is continuously produced and drained. b. Aqueous humor supplies nutrients and oxygen to the lens and cornea. c. Aqueous humor is formed in the embryo and lasts for a lifetime. d. Vitreous humor is located in the anterior segment of the eye.

b. Aqueous humor supplies nutrients and oxygen to the lens and cornea.

__________ are one of the few types of neurons that can replace themselves in adult life. a. Rods b. Olfactory receptors c. Cones d. Taste buds

b. Olfactory receptors

bitter tastes - Match types of taste with what causes them. a. carbohydrates, alcohols b. alkaloids, poisons c. metal ions d. acids

b. alkaloids, poisons

Which of the following is/are a part of the external ear? a. tympanic cavity b. auricle c. auditory ossicles d. semicircular canals

b. auricle

Which of the following is an INCORRECT match? a. sour taste: elicited by H+ ions in solution b. bitter taste: elicited by metal ions c. umami taste: elicited by glutamate and aspartate d. sweet taste: elicited by alcohols

b. bitter taste: elicited by metal ions

taste - match the sense with the type of receptor. a. photoreceptors b. chemoreceptors c. mechanoreceptors

b. chemoreceptors

cornea - Match parts of eyeball with the correct definition. a. white of the eye b. clear expansion of the fibrous tunic c. contains the pigmented and sensory layers d. blood vessel laden component of the vascular tunic

b. clear expansion of the fibrous tunic

auditory tube - match term to description a. opening from the inner ear into the middle ear b. connects the middle ear to the nasopharynx c. transmits vibrations into the inner ear d. eardrum

b. connects the middle ear to the nasopharynx

hyperopia - match with correct description a. nearsighted b. farsighted c. ringing sound in the ears d. normal vision e. loss of smell sensation

b. farsighted

When a person cries, he or she tends to keep on wiping their dripping nose. The nose drips because __________. a. the nasal mucosa is sensitized to produce mucous into the nose b. lacrimal gland secretions wash the eyeball and drain into the lacrimal duct, which empties into the nasal cavity c. special secretory glands in the nose start to produce secretions into the nose d. olfactory mucosa is sensitized to increase secretions into the nose e. the eyeball produces tears that drain into the lacrimal canal and then into the nose

b. lacrimal gland secretions wash the eyeball and drain into the lacrimal duct, which empties into the nasal cavity

Superior rectus muscle - Correctly match the extrinsic eye muscles to their functions. a. moves the eyeball downward b. moves the eyeball upward c. elevates the eyeball and rotates it laterally d. adducts or moves the eyeball toward the nose e. abducts; moves the eyeball toward the lateral edge of the orbit

b. moves the eyeball upward

Dark adaption - match term to description a. utilize the pigment rhodopsin b. occurs when you move from a brightly lit area to a dimly lit area c. occurs when you go from a dimly lit area to a brightly lit area

b. occurs when you move from a brightly lit area to a dimly lit area

vitreous humor - Match term with the appropriate description a. clouding of the lens b. posterior segment c. taste buds d. organ of Corti e. vascular tunic

b. posterior segment

The bleaching of the pigment refers to the __________. a. oxidation of vitamin A b. process of breaking down the retinal-opsin combinations that form the rhodopsin found in the rods and cones c. regeneration of cones at the end of the day d. presence of different types of opsin found in cones

b. process of breaking down the retinal-opsin combinations that form the rhodopsin found in the rods and cones

The __________ dilate the pupils of the eyes. a. inferior oblique muscles b. radial muscles c. medial rectus muscles d. circular muscles

b. radial muscles

fovea centralis - Correctly match the term to its definition. a. region where the optic nerve leaves the retina b. region of greatest visual acuity c. dim light and peripheral vision receptors d. high acuity and color vision receptors

b. region of greatest visual acuity

Vision - Correctly match the sense with the organ. a. cochlea b. retina c. gustatory epithelial cells d. vestibule e. olfactory epithelium

b. retina

Adjustment to low light conditions is primarily facilitated by changes in __________ concentration. a. vitamin A b. rhodopsin c. rod d. cone

b. rhodopsin

Lacrimal gland - Match the parts of the lacrimal apparatus to the correct function. a. drains tears from the lacrimal canaliculi b. secretes tears onto the surface of the eye c. drains tears into the nasal cavity from the lacrimal d. contains lysozymes that destroy bacteria

b. secretes tears onto the surface of the eye

Rotational movement of the head is monitored by receptors located in the __________. a. utricle b. semicircular canals c. cochlear duct d. saccule e. cortex of the cerebrum

b. semicircular canals

Seventy percent of the sensory receptors in the body involved with __________. a. smell b. sight c. hearing d. taste

b. sight

Quality - match the term and definition of sound properties. a. the frequency of a sound b. sound that is a mixture of several frequencies c. a logarithmic measure of the loudness of a sound d. the height or intensity of a sound wave

b. sound that is a mixture of several frequencies

cochlea - match term to description a. fluid found in the bony labyrinth b. spiral organ of Corti c. responds to gravity and movements of the head d. evaluates rotational motion e. fluid found within the membranous labyrinth

b. spiral organ of Corti

trochlear nerve - Correctly match the cranial nerve with its involvement with the eye. a. lateral rectus muscle b. superior oblique muscle c. sense of vision d. controls superior, inferior, and medial rectus muscles and inferior oblique muscle

b. superior oblique muscle

Which of the following types of stimulation results in an increase in the diameter of the pupil? a. somatic motor nerves b. sympathetic nerves c. parasympathetic nerves d. damage to both autonomic nerves e. both the sympathetic and parasympathetic nerves

b. sympathetic nerves

Wavelength - Match the term to the correct definition. a. the height of a wave crest b. the distance between two consecutive wave crests c. a mixture of sound wave frequencies d. the number of waves that pass a given point in a given time e. a single sound wave frequency

b. the distance between two consecutive wave crests

aqueous humor - match term and definition a. opening in lens that permits light into the inner chambers of the eye b. thick, jelly-like substance in the posterior compartment of the eye c. clear, plasma-like substance that bathes the lens and cornea d. biconcave structure that changes shape to bring objects into focus e. colored portion of vascular tunic

b. thick, jelly-like substance in the posterior compartment of the eye

Branch of facial nerves called chorda tympani - Match the nerve with the correct function. a. transmits sensations of smell to the frontal lobes b. transmits taste sensations from the anterior 2/3 of the tongue c. transmits taste sensations from the epiglottis and pharynx d. transmits taste sensation from the posterior 1/3 of the tongue

b. transmits taste sensations from the anterior 2/3 of the tongue

conduction deafness - match the hearing disorder with its definition. a. can be caused by damage to the receptors in the cochlea or brain damage in the auditory regions b. when sound conduction to the fluid of the inner ear is impeded c. ringing in the ears d. disorder that affects all three parts of the inner ear; leads to attacks of vertigo and nausea and is often accompanied by tinnitus

b. when sound conduction to the fluid of the inner ear is impeded

The optic disc on the retina is __________. a. the area of greatest visual acuity b. where the optic nerve leaves the eye c. the same as the macula lutea d. a dense collection of rod cells

b. where the optic nerve leaves the eye

Decibel (dB) - match the term and definition of sound properties. a. the frequency of a sound b. sound that is a mixture of several frequencies c. a logarithmic measure of the loudness of a sound d. the height or intensity of a sound wave

c. a logarithmic measure of the loudness of a sound

Quality - Match the term to the correct definition. a. the height of a wave crest b. the distance between two consecutive wave crests c. a mixture of sound wave frequencies d. the number of waves that pass a given point in a given time e. a single sound wave frequency

c. a mixture of sound wave frequencies

vitreous humor - match term and definition a. opening in lens that permits light into the inner chambers of the eye b. thick, jelly-like substance in the posterior compartment of the eye c. clear, plasma-like substance that bathes the lens and cornea d. biconcave structure that changes shape to bring objects into focus e. colored portion of vascular tunic

c. clear, plasma-like substance that bathes the lens and cornea

Pink eye is caused by an infection that produces inflammation of the __________. a. tarsal glands b. cornea c. conjunctiva d. lacrimal gland

c. conjunctiva

retina - Match parts of eyeball with the correct definition. a. white of the eye b. clear expansion of the fibrous tunic c. contains the pigmented and sensory layers d. blood vessel laden component of the vascular tunic

c. contains the pigmented and sensory layers

rods - Correctly match the term to its definition. a. region where the optic nerve leaves the retina b. region of greatest visual acuity c. dim light and peripheral vision receptors d. high acuity and color vision receptors

c. dim light and peripheral vision receptors

Our eyes are best adapted for __________. a. color vision b. close vision c. distant vision d. vision in bright sunlight

c. distant vision

Nasolacrimal duct - Match the parts of the lacrimal apparatus to the correct function. a. drains tears from the lacrimal canaliculi b. secretes tears onto the surface of the eye c. drains tears into the nasal cavity from the lacrimal d. contains lysozymes that destroy bacteria

c. drains tears into the nasal cavity from the lacrimal

Inferior oblique muscle - Correctly match the extrinsic eye muscles to their functions. a. moves the eyeball downward b. moves the eyeball upward c. elevates the eyeball and rotates it laterally d. adducts or moves the eyeball toward the nose e. abducts; moves the eyeball toward the lateral edge of the orbit

c. elevates the eyeball and rotates it laterally

Which of the following neurotransmitters is involved with hearing in the inner ear? a. acetylcholine b. dopamine c. glutamate d. norepinephrine

c. glutamate

Taste - Correctly match the sense with the organ. a. cochlea b. retina c. gustatory epithelial cells d. vestibule e. olfactory epithelium

c. gustatory epithelial cells

The receptors for sound reception and equilibrium are located in the __________. a. outer, middle, and inner cavities b. outer ear cavity c. inner ear cavity d. middle and inner ear cavities e. middle ear cavity

c. inner ear cavity

Ninety-nine percent of refractive problems in the eye are related to the __________. a. curvature of the lens b. curvature of the cornea c. length of the eyeball d. strength of the ciliary muscles

c. length of the eyeball

hearing - match the sense with the type of receptor. a. photoreceptors b. chemoreceptors c. mechanoreceptors

c. mechanoreceptors

When focusing on a distant object, the lens is __________. a. not changed b. more convex c. more flattened d. more concave

c. more flattened

Light adaption - match term to description a. utilize the pigment rhodopsin b. occurs when you move from a brightly lit area to a dimly lit area c. occurs when you go from a dimly lit area to a brightly lit area

c. occurs when you go from a dimly lit area to a brightly lit area

vestibule - match term to description a. fluid found in the bony labyrinth b. spiral organ of Corti c. responds to gravity and movements of the head d. evaluates rotational motion e. fluid found within the membranous labyrinth

c. responds to gravity and movements of the head

Arrange the tunics of the wall of the eyeball in their correct sequence from inside out. a. choroid, sclera, retina b. retina, sclera, choroid c. retina, choroid, sclera d. sclera, choroid, retina e. choroid, retina, sclera

c. retina, choroid, sclera

tinnitus - match the hearing disorder with its definition. a. can be caused by damage to the receptors in the cochlea or brain damage in the auditory regions b. when sound conduction to the fluid of the inner ear is impeded c. ringing in the ears d. disorder that affects all three parts of the inner ear; leads to attacks of vertigo and nausea and is often accompanied by tinnitus

c. ringing in the ears

tinnitus - match with correct description a. nearsighted b. farsighted c. ringing sound in the ears d. normal vision e. loss of smell sensation

c. ringing sound in the ears

Dim light and peripheral vision receptors are called __________. a. foveae b. ganglion cells c. rods d. cones

c. rods

optic nerve - Correctly match the cranial nerve with its involvement with the eye. a. lateral rectus muscle b. superior oblique muscle c. sense of vision d. controls superior, inferior, and medial rectus muscles and inferior oblique muscle

c. sense of vision

Ciliary glands are modified __________. a. salivary glands b. lacrimal glands c. sweat glands d. sebaceous glands

c. sweat glands

papillae - Match term with the appropriate description a. clouding of the lens b. posterior segment c. taste buds d. organ of Corti e. vascular tunic

c. taste buds

Vagus nerve - Match the nerve with the correct function. a. transmits sensations of smell to the frontal lobes b. transmits taste sensations from the anterior 2/3 of the tongue c. transmits taste sensations from the epiglottis and pharynx d. transmits taste sensation from the posterior 1/3 of the tongue

c. transmits taste sensations from the epiglottis and pharynx

oval window - match term to description a. opening from the inner ear into the middle ear b. connects the middle ear to the nasopharynx c. transmits vibrations into the inner ear d. eardrum

c. transmits vibrations into the inner ear

As a rule, the only special sense not fully functional at birth is __________. a. taste b. smell c. vision d. hearing

c. vision

Place the following events in the order in which they occur during sound transmission: 1. Tympanic membrane vibrates 2. Internal ear fluids are set in motion 3. Hearing receptors are stimulated 4. Ossicles of the ear vibrate 5. Auditory cortex is stimulated a. 5,1,2,4,3 b. 2,1,5,3,4 c. 1,2,4,3,5 d. 1,4,2,3,5

d. 1,4,2,3,5

Choose the true statement about the cornea. a. The cornea is not well-supplied with nerve endings. b. The cornea is continuous with the dura mater of the brain. c. The cornea is unable to regenerate. d. The cornea lacks blood vessels.

d. The cornea lacks blood vessels.

Which of the following adaptations does NOT take place when one moves from a well-lit room to a dark room? a. Cones stop functioning. b. Initially, the rods are turned off. c. Rhodopsin accumulates. d. The retina becomes less sensitive.

d. The retina becomes less sensitive.

salty tastes - Match types of taste with what causes them. a. carbohydrates, alcohols b. alkaloids, poisons c. metal ions d. acids

d. acids

sour tastes - Match types of taste with what causes them. a. carbohydrates, alcohols b. alkaloids, poisons c. metal ions d. acids

d. acids

Medial rectus muscle - Correctly match the extrinsic eye muscles to their functions. a. moves the eyeball downward b. moves the eyeball upward c. elevates the eyeball and rotates it laterally d. adducts or moves the eyeball toward the nose e. abducts; moves the eyeball toward the lateral edge of the orbit

d. adducts or moves the eyeball toward the nose

lens - match term and definition a. opening in lens that permits light into the inner chambers of the eye b. thick, jelly-like substance in the posterior compartment of the eye c. clear, plasma-like substance that bathes the lens and cornea d. biconcave structure that changes shape to bring objects into focus e. colored portion of vascular tunic

d. biconcave structure that changes shape to bring objects into focus

choroid - Match parts of eyeball with the correct definition. a. white of the eye b. clear expansion of the fibrous tunic c. contains the pigmented and sensory layers d. blood vessel laden component of the vascular tunic

d. blood vessel laden component of the vascular tunic

The receptors for taste and smell are classified as __________. a. proprioceptors b. hermoreceptors c. mechanoreceptors d. chemoreceptors

d. chemoreceptors

Strabismus is caused by __________. a. retinal detachment b. alcohol intoxication c. paralysis of the intrinsic muscle of the eye d. congenital weakness of the extrinsic muscles of the eye

d. congenital weakness of the extrinsic muscles of the eye

Lacrimal secretion - Match the parts of the lacrimal apparatus to the correct function. a. drains tears from the lacrimal canaliculi b. secretes tears onto the surface of the eye c. drains tears into the nasal cavity from the lacrimal d. contains lysozymes that destroy bacteria

d. contains lysozymes that destroy bacteria

oculomotor nerve - Correctly match the cranial nerve with its involvement with the eye. a. lateral rectus muscle b. superior oblique muscle c. sense of vision d. controls superior, inferior, and medial rectus muscles and inferior oblique muscle

d. controls superior, inferior, and medial rectus muscles and inferior oblique muscle

Meniere's syndrome - match the hearing disorder with its definition. a. can be caused by damage to the receptors in the cochlea or brain damage in the auditory regions b. when sound conduction to the fluid of the inner ear is impeded c. ringing in the ears d. disorder that affects all three parts of the inner ear; leads to attacks of vertigo and nausea and is often accompanied by tinnitus

d. disorder that affects all three parts of the inner ear; leads to attacks of vertigo and nausea and is often accompanied by tinnitus

tympanic membrane - match term to description a. opening from the inner ear into the middle ear b. connects the middle ear to the nasopharynx c. transmits vibrations into the inner ear d. eardrum

d. eardrum

semicircular canals - match term to description a. fluid found in the bony labyrinth b. spiral organ of Corti c. responds to gravity and movements of the head d. evaluates rotational motion e. fluid found within the membranous labyrinth

d. evaluates rotational motion

Anosmia, an olfactory disorder is caused by __________. a. iron deficiency b. genetic disorders c. vagus nerve damage d. head injuries or the aftereffects of nasal cavity inflammation e. loss of gustatory epithelial cells

d. head injuries or the aftereffects of nasal cavity inflammation

cones - Correctly match the term to its definition. a. region where the optic nerve leaves the retina b. region of greatest visual acuity c. dim light and peripheral vision receptors d. high acuity and color vision receptors

d. high acuity and color vision receptors

Emmetropic - match with correct description a. nearsighted b. farsighted c. ringing sound in the ears d. normal vision e. loss of smell sensation

d. normal vision

cochlea - Match term with the appropriate description a. clouding of the lens b. posterior segment c. taste buds d. organ of Corti e. vascular tunic

d. organ of Corti

Which of the following would NOT be found in the outer ear? a. hair b. sebaceous glands c. modified sweat glands d. pharyngotympanic tube

d. pharyngotympanic tube

Retinitis pigmentosa is a disease of the __________. a. lens b. cones c. ciliary muscles d. rods

d. rods

The __________ is NOT a part of the vascular layer of the eye. a. iris b. ciliary body c. choroid d. sclera

d. sclera

As we age, __________. a. the lens of the eye becomes increasingly elastic b. the number of cochlear hair cells in the ear increases c. the clarity of the lens of the eye remains unchanged d. the ability to detect high-pitched sounds diminishes

d. the ability to detect high-pitched sounds diminishes

Amplitude - match the term and definition of sound properties. a. the frequency of a sound b. sound that is a mixture of several frequencies c. a logarithmic measure of the loudness of a sound d. the height or intensity of a sound wave

d. the height or intensity of a sound wave

Frequency - Match the term to the correct definition. a. the height of a wave crest b. the distance between two consecutive wave crests c. a mixture of sound wave frequencies d. the number of waves that pass a given point in a given time e. a single sound wave frequency

d. the number of waves that pass a given point in a given time

Glossopharyngeal nerve - Match the nerve with the correct function. a. transmits sensations of smell to the frontal lobes b. transmits taste sensations from the anterior 2/3 of the tongue c. transmits taste sensations from the epiglottis and pharynx d. transmits taste sensation from the posterior 1/3 of the tongue

d. transmits taste sensation from the posterior 1/3 of the tongue

Balance - Correctly match the sense with the organ. a. cochlea b. retina c. gustatory epithelial cells d. vestibule e. olfactory epithelium

d. vestibule

Tone - Match the term to the correct definition. a. the height of a wave crest b. the distance between two consecutive wave crests c. a mixture of sound wave frequencies d. the number of waves that pass a given point in a given time e. a single sound wave frequency

e. a single sound wave frequency

Lateral rectus muscle - Correctly match the extrinsic eye muscles to their functions. a. moves the eyeball downward b. moves the eyeball upward c. elevates the eyeball and rotates it laterally d. adducts or moves the eyeball toward the nose e. abducts; moves the eyeball toward the lateral edge of the orbit

e. abducts; moves the eyeball toward the lateral edge of the orbit

The organ of Corti is found in the __________. a. middle ear b. semicircular canal c. utricle d. saccule e. cochlear duct

e. cochlear duct

iris - match term and definition a. opening in lens that permits light into the inner chambers of the eye b. thick, jelly-like substance in the posterior compartment of the eye c. clear, plasma-like substance that bathes the lens and cornea d. biconcave structure that changes shape to bring objects into focus e. colored portion of vascular tunic

e. colored portion of vascular tunic

The accessory structures of the eye do NOT include __________. a. eyebrows b. eyelids c. lacrimal glands d. conjunctiva e. cornea

e. cornea

endolymph - match term to description a. fluid found in the bony labyrinth b. spiral organ of Corti c. responds to gravity and movements of the head d. evaluates rotational motion e. fluid found within the membranous labyrinth

e. fluid found within the membranous labyrinth

anosmia - match with correct description a. nearsighted b. farsighted c. ringing sound in the ears d. normal vision e. loss of smell sensation

e. loss of smell sensation

Smell - Correctly match the sense with the organ. a. cochlea b. retina c. gustatory epithelial cells d. vestibule e. olfactory epithelium

e. olfactory epithelium

choroid - Match term with the appropriate description a. clouding of the lens b. posterior segment c. taste buds d. organ of Corti e. vascular tunic

e. vascular tunic