Eye Anatomy
The fibrous layer of the eye contains the
_______.
a. cornea
b. choroid coat
c. retina
d. lens
a. cornea
All of the following statements are true of
rods except:
a. they are used in dim light
b. they are not found in the fovea centralis
c. they are 100 times more
sensitive than cones
c. they are 100 times more
sensitive than cones
The receptors for taste and smell are
classified as ________.
a. mechanocepters
b. chemoceptors
c. nociceptors
d. proprioceptors
b. chemoceptors
The pharyngotympanic (Eustachian) tube
connects the throat with which part of the
ear?
a. outer ear
b. middle ear
c. inner ear
d. cochlear duct
b. middle ear
Sound is transmitted from the tympanic
membrane to the inner ear by the
__________.
a. cochlea
b. ossicles
c. vestibular membrane
d. round window
b. ossicles
All are extrinsic muscles of the eye except:
a. lateral rectus
b. medial rectus
c. superior oblique
d. ciliary muscle
d. ciliary muscle
What eye condition is described as the focal point being too near, and the client is unable to see things that are far away?
a. hyperopia
b. farsightedness
c. myopia
d. glaucoma
c. myopia
Which of the following is not a taste bud
classification?
a. sweet
b. sour
c. spicy
d. umami
c. spicy
The organ of Corti is found in the __________.
a. saccule
b. utricle
c. semicircular canal
d. middle ear
e. cochlear duct
e. cochlear duct
The tiny skeletal muscles associated with the ossicles of the middle ear function to __________.
a. protect the hearing receptors from loud sounds
b. connect the ossicles to each other
c. increase the vibration of the tympanic membrane
d. connect the ossicles to the oval window
e. increase the vibration of the ossicles of the ear
a. protect the hearing receptors from loud sounds
Tears drain from the _______ into the
nasolacrimal duct.
a. lacrimal gland
b. lacrimal punta
c. lacrimal sac
d. lacrimal canaliculi
c. lacrimal sac
Which of the following is true of myopia?
a. the myoptic eye can see far objects
clearly
b. the eyeball is too short
c. light rays focus behind the retina
d. concave lenses help
correct this condition
d. concave lenses help
correct this condition
The sense of smell can ____________.
a. elicit an emotional response
b. exhibit adaptation
c. trigger a fight or flight response
d. all of the above
d. all of the above
The spiral organs of Corti are found in the
_______.
a. vestibule
b. semicircular canals
c. utricle
d. cochlea
d. cochlea
Sensorineural deafness results from all of
the following except:
a. loss of hair cells
b. damage to cochlear nerve
c. destructions of ossicles
d. damage to the auditory cortex
c. destructions of ossicles
Blood vessels of the eye are found in the
________.
a. cornea
b. choroid
c. retina
d. lens
b. choroid
Which of the following statements is true of
vision?
a. the cornea helps converge light rays onto
the retina
b. the lens of the eye will become more
convex when focusing on far objects
c. the light entering the eye is
focused onto the optic disc
d. the iris helps to focus the lens
a. the cornea helps converge light rays onto
the retina
__________ are one of the few types of neurons that can replace themselves in adult life.
a. Cones
b. Taste buds
c. Rods
d. Olfactory receptors
d. Olfactory receptors
The stapes connects with the inner ear via
the ___________.
a. basilar membrane
b. tympanic membrane
c. oval window
d. round window
c. oval window
Which of the following is true of static equilibrium receptors?
a. Static equilibrium receptors are found in the semicircular canals of the ear.
b. Static equilibrium receptors monitor the position of the head.
c. Static equilibrium receptors can respond to rotational forces.
d. Static equilibrium receptors are called cristae ampullares.
b. Static equilibrium receptors monitor the position of the head.
The area where the optic nerve leaves the
eye is called the ________.
a. fovea centralis
b. maculae lutea
c. optic disc
d. fundus
c. optic disc
Which sequence follows the correct passage of light entering the cornea?
a. cornea, pupil, anterior segment, posterior segment, lens
b. cornea, pupil, posterior segment, lens, anterior segment
c. cornea, lens, anterior segment, posterior segment, lens
d. cornea, anterior segment, pupil, lens, posterior segment
e. cornea, lens, posterior segment, anterior segment, pupil
d. cornea, anterior segment, pupil, lens, posterior segment
Where is the olfactory epithelium located?
a. in the floor of the nasal cavity
b. in the roof of the nasal cavity
c. in the soft palate
d. in the nostrils
b. in the roof of the nasal cavity
Which of the following would NOT be found in the outer ear?
a. modified sweat glands
b. pharyngotympanic tube
c. sebaceous glands
d. hair
b. pharyngotympanic tube
Place the following events in the order in which they occur during sound transmission.
a. 1,4,2,3,5
b. 1,2,4,3,5
c. 5,1,2,4,3
d. 2,1,5,3,4
a. 1,4,2,3,5