Deck 11: The Senses

Question 1

Which of the following is untrue about the sense of smell?

A) It is a chemoreceptor.
B) The olfactory receptors are very sensitive.
C) The olfactory receptors maintain their sensitivity for a long period of time.
D) All of the above are true about the sense of smell.

Answer 1

The olfactory receptors maintain their sensitivity for a long period of time.

Question 2

The external ear ends at the

A) auricle
B) tympanic membrane
C) external auditory canal
D) tragus

Answer 2

tympanic membrane

Question 3

Which of the following is an involuntary muscle that makes up the front part of the choroid?

A) the iris
B) the pupil
C) the ciliary muscle
D) both A and C

Answer 3

both A and C

Question 4

Light passes through all of the following structures to get to the retina except the

A) pupil
B) lens
C) palpebral fissure
D) cornea

Question 5

The part of the body that is least able to distinguish a one-point stimulus from a two-point stimulus is the

A) fingertip
B) palm of the hand
C) back
D) All areas of the body do equally well.

Question 6

Which of the following is not one of the three layers of tissue that forms the eyeball?

A) conjunctiva
B) sclera
C) choroid
D) retina

Question 7

Which of the following is not a refraction disorder?

A) glaucoma
B) myopia
C) hyperopia
D) astigmatism

Question 8

The eye can be considered a

A) general sense
B) special sense
C) chemoreceptor
D) both B and C

Question 9

If the eyeball is too short from front to back,it causes which of the following conditions?

A) myopia
B) hyperopia
C) nearsightedness
D) both A and C

Question 10

The sense of touch can be considered a

A) general sense
B) special sense
C) chemoreceptor
D) both B and C

Question 11

Which of the following structures in the inner ear is the organ of hearing?

A) bony labyrinth
B) semicircular canal
C) vestibule
D) organ of Corti

Question 12

The leading cause of permanent blindness in the elderly is

A) cataract
B) glaucoma
C) macular degeneration
D) retinal detachment

Question 13

If the eyeball is elongated,it causes which of the following conditions?

A) myopia
B) hyperopia
C) nearsightedness
D) both A and C

Question 14

Which of the following is untrue about the sense of taste?

A) It is a chemoreceptor.
B) The sense of taste is generated by cells in the taste buds called gustatory cells.
C) There are four primary tastes.
D) All of the above are true about the sense of taste.

Question 15

Which of the following is not a hearing loss caused by nerve impairment or damage?

A) Ménière disease
B) presbycusis
C) otitis media
D) All of the above are caused by nerve impairment or damage.

Question 16

Muscle spindles can be considered a

A) special sense
B) chemoreceptor
C) thermoreceptor
D) proprioceptor

Question 17

The sense of smell can be considered a

A) general sense
B) special sense
C) chemoreceptor
D) both B and C

Question 18

Which of the following is not associated with the retina?

A) rods
B) lens
C) cones
D) macula

Question 19

Which of the following is not a bone of the middle ear?

A) cochlea
B) stapes
C) incus
D) malleus

Question 20

Which of the following is a progressive hearing loss usually associated with aging?

A) tinnitus
B) presbycusis
C) otitis
D) otosclerosis

Question 21

If a two-point discrimination test uses 2 needles 5 mm apart,a person could probably feel them on the fingertips and the palms of the hands but not on the back.

Question 22

The "white" of the eye is the sclera.

Question 23

The lacrimal gland produces the aqueous fluid for the eye.

Question 24

Which of the following is not a classification of sense organs?

A) sound receptor (audioreceptor)
B) chemical receptor (chemoreceptor)
C) light receptor (photoreceptor)
D) All of the above are classifications of sense organs.

Question 25

If the palpebral fissure were closed,a person could not see.

Question 26

Which disorder of the eye is caused by an abnormal accumulation of aqueous humor in the eye?

A) macular degeneration
B) glaucoma
C) cataracts
D) nyctalopia

Question 27

Which condition is also called "night blindness"?

A) macular degeneration
B) glaucoma
C) cataracts
D) nyctalopia

Question 28

Which is not a type of cone found in the retina?

A) red
B) blue
C) yellow
D) green

Question 29

If a person has brown eyes,it is because the cornea is brown.

Question 30

The skin has the highest concentration of special senses.

Question 31

Which of the following is not a characteristic of a general sense organ?

A) Receptors are scattered all over the body.
B) Receptors are most concentrated in the skin.
C) Receptors include proprioceptors.
D) All of the above are characteristics of a general sense organ.

Question 32

Proprioceptors respond to stimuli from inside the body rather than from outside the body.

Question 33

Which structure is important to your sense of balance and equilibrium?

A) cochlea
B) organ of Corti
C) crista ampullaris
D) tragus

Question 34

There are more chemoreceptor special senses than photoreceptor special senses.

Question 35

Which of the following is sometimes called the "window" of the eye?

A) cornea
B) sclera
C) conjunctiva
D) pupil

Question 36

The mucous membrane that covers the inside of the eyelid and also covers the front of the sclera is called the conjunctiva.

Question 37

Which of the following is the "white" of the eye?

A) cornea
B) sclera
C) conjunctiva
D) pupil

Question 38

A general sense organ can respond to many different stimuli; a special sense organ can respond to only one.

Question 39

You are able to touch your nose because of the proprioceptors in your body.

Question 40

One of the main functions of a sense receptor is to convert some physical stimulus into a nerve impulse.

Question 41

Aqueous humor is found in the anterior chamber of the eye and is constantly replenished by the lacrimal gland.

Question 42

The first refractory structure light passes through as it enters the eye is the lens.

Question 43

People with vision in only one eye would have difficulty driving because of the loss of depth perception.

Question 44

"Pinkeye" is an infection of the sclera.

Question 45

Cones have their highest concentration in the fovea of the retina.

Question 46

The circular fibers of the iris would be more likely to contract in dim light.

Question 47

People with cataracts have corneas that are so cloudy that they have trouble with their night vision.

Question 48

Increasing the internal pressure of the eye is a treatment for retinal detachment.

Question 49

Glaucoma is a condition caused by increased internal pressure of the eye.

Question 50

Astigmatism,myopia,hyperopia,and presbyopia can all be corrected by glasses.

Question 51

Another name for nearsightedness is hyperopia.

Question 52

The last part of the visual pathway exists in the brain,not in the eye.

Question 53

An irregularity in the cornea or lens is called presbyopia.

Question 54

Newborns are given antibiotic eye drops because there can be infection-causing organisms in the birth canal.

Question 55

The photoreceptors of the eye are the rods and cones.

Question 56

The vitreous body is found in the posterior chamber of the eye.

Question 57

The pupil is not really a structure but is the lack of a structure.

Question 58

Rods have their highest concentration in the optic disk.

Question 59

An elongated eye can cause myopia.

Question 60

As outside light progresses from day to night,our vision switches from rod vision to cone vision.

Question 61

Because color blindness is an inherited trait carried on the X chromosome,it is more common in women because they have two X chromosomes.

Question 62

The inner ear consists of the vestibule,the semicircular canal,and the cochlea.

Question 63

Presbycusis is a progressive hearing loss associated with aging.

Question 64

The organ of Corti is surrounded by a bony structure called the semicircular canals.

Question 65

The membrane covering the oval window vibrates in response to pressure applied by the stapes.

Question 66

One of the late symptoms of glaucoma is the loss of vision in the center of the visual field,which then progresses out toward the edge of the visual field.

Question 67

Glaucoma is the leading cause of permanent blindness in the elderly.

Question 68

The auditory tube has no direct role in hearing.

Question 69

If you feel dizzy when you come off of an amusement park ride,it is because your semicircular canals are doing their job.

Question 70

If the auditory tube were clogged,it might make a plane ride uncomfortable.

Question 71

The oval window separates the outer from the middle ear.

Question 72

The external ear consists of three parts: the auricle,the external auditory canal,and the tophi.

Question 73

People with glaucoma may have a lesser risk of retinal detachment than people without glaucoma.

Question 74

Another name for "ringing in the ear" is otitis.

Question 75

The organ of Corti is the organ of hearing.

Question 76

The three bones of the middle ear are the malleus,incus,and stapes.

Question 77

Brain injuries that damage the temporal lobe can result in what is called acquired cortical blindness.

Question 78

Two of the three parts of the inner ear deal with balance rather than hearing.

Question 79

The ear can be considered a special sense that is a mechanoreceptor.

Question 80

The head of the stapes rests on the tympanic membrane and moves when the tympanic membrane vibrates.