The Special Senses Quiz

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Taken from Pearson Power Point Quiz Show

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Otoliths activate which receptors?

1 point

Spiral organs

Maculae

Cristae ampullares

Mitral cells

Clear selection

Which statement is INCORRECT?

1 point

Cones have low sensitivity.

Rods have low acuity.

Cones occur mostly in the central retina.

There are 20 cones for every rod.

Clear selection

The spiral organ is found in the _______.

1 point

vestibule

semicircular canals

utricle

cochlea

Clear selection

The bony labyrinth forms the boundary wall for _______.

1 point

the spiral organ of Corti

endolymph

perilymph

both a and b

Clear selection

Which of the following are second-order sensory neurons in the olfactory pathway?

1 point

Mitral cells

Olfactory bulbs

Glomeruli

Olfactory sensory neurons

Clear selection

Which extrinsic muscle of the eye is controlled via cranial nerve IV?

1 point

Superior rectus

Inferior rectus

Superior oblique

Inferior oblique

Clear selection

The area where the optic nerve leaves the eye is called the _______.

1 point

fovea centralis

macula lutea

optic disc

fundus

Clear selection

Tears drain directly from the _______ into the nasolacrimal duct.

1 point

lacrimal gland

lacrimal punta

lacrimal sac

lacrimal canaliculi

Clear selection

Presbyopia is the inability of the _______.

1 point

lens to accommodate

pupils to constrict

cornea to refract light

cones to depolarize

Clear selection

The scala tympani extends from the apex of the cochlea to the _______.

1 point

scala media

scala vestibuli

basilar membrane

round window

Clear selection

The maculae of the ear _______.

1 point

respond to dynamic equilibrium

contain hair cells

are located in the semicircular canals

are encased in a gelatinous mass called a cupula

Clear selection

The stapes connects with the internal ear via the _______.

1 point

basilar membrane

tympanic membrane

oval window

round window

Clear selection

Blood vessels of the eye are found in the middle of the _______.

1 point

cornea

choroid

retina

lens

Clear selection

Vibrations of the cochlear duct cause the cilia of the hair cells to bend against which membrane?

1 point

Tympanic

Vestibular

Tectorial

Basilar

Clear selection

Vestibular nystagmus occurs when which receptors are stimulated?

1 point

Spiral organs

Maculae

Cristae ampullares

Cones

Clear selection

Sensorineural deafness results from all of the following EXCEPT _______.

1 point

loss of hair cells

damage to the cochlear nerve

damage to the ossicles

damage to the auditory cortex

Clear selection

The sense of taste is carried back to the brain by all of the following cranial nerves EXCEPT _______.

1 point

VII

Clear selection

The pharyngotympanic tube connects the throat with which part of the ear?

1 point

External ear

Middle ear

Internal ear

Cochlear duct

Clear selection

Which of the following statements is true of vision?

1 point

The cornea helps converge light rays onto the retina.

The lens of the eye will become more convex when focusing on far objects.

The light entering the eye is focused onto the optic disc.

The iris helps to focus the lens.

Clear selection

Taste transduction via H+ ions depolarizing the gustatory epithelial cells occurs with which taste sensation?

1 point

Sweet

Sour

Salty

Umami

Clear selection

Which of the following is true of myopia?

1 point

The myopic eye can see far objects clearly.

The eyeball is too short.

Light rays focus behind the retina.

Concave lenses help correct this condition.

Clear selection

Which of the following occurs when the eye looks at near objects?

1 point

The lens flattens.

The pupils constrict.

The eyeballs diverge.

The ciliary muscle relaxes.

Clear selection

The sense of smell can _______.

1 point

elicit an emotional response

exhibit adaptation

trigger a fight-or-flight response

do all of the above

Clear selection

The receptors for taste and smell are classified as _______.

1 point

mechanoreceptors

chemoreceptors

nociceptors

proprioceptors

Clear selection

The fibrous layer of the eye contains the _______.

1 point

cornea

choroid coat

retina

lens

Clear selection

Sound is transmitted from the tympanic membrane to the internal ear by the _______.

1 point

cochlea

ossicles

vestibular membrane

round window

Clear selection

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