Deck 10: Senses

Question 1

The cornea

A) is the colored part of the eye
B) produces tears
C) is the mucous covering of the eye
D) is the clear part of the sclera in the front of the eye

Answer 1

D

Question 2

The choroid layer

A) helps focus light on the rear of the eye
B) produces tears
C) prevents the scattering of incoming light rays
D) is the white of the eye

Answer 2

C

Question 3

The sense of hearing can be classified as a

A) proprioceptor
B) mechanoreceptor
C) thermoreceptor
D) photoreceptor

Answer 3

B

Question 4

The sequence of the ossicles from the eardrum to the inner ear is

A) malleus, stapes, incus
B) stapes, incus, malleus
C) malleus, incus, stapes
D) none of the above

Question 5

The innermost layer of the eye is the

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

Question 6

The external ear is called the

A) auricle
B) tympanic membrane
C) pinna
D) both a and c above

Question 7

The vitreous humor

A) is found in the anterior cavity
B) is found in the posterior chamber
C) is a watery fluid in front of the lens
D) both a and c above

Question 8

The conjunctiva

A) is a mucous membrane covering part of the eye
B) opens and closes to regulate the light entering the eye
C) is the colored part of the eye
D) is the clear part of the sclera

Question 9

The sense of sight can be classified as a

A) proprioceptor
B) chemoreceptor
C) thermoreceptor
D) photoreceptor

Question 10

General sense organs can be found in the highest concentration in

A) muscle tissue
B) the skin
C) the tendons and connective tissue
D) the deep internal organs

Question 11

The colored part of the eye is called the

A) conjunctiva
B) pupil
C) iris
D) lacrimal gland

Question 12

The cones in the eye

A) are part of the retinal layer
B) respond to the colors red, green, and blue
C) are used to see in dim light
D) both a and b above

Question 13

The white part of the eye is called the

A) cornea
B) choroid
C) iris
D) sclera

Question 14

The part of the eye with the highest concentration of cones is the

A) macula lutea
B) fovea centralis
C) optic disc
D) choroid layer

Question 15

The "blind spot" of the eye is also called the

A) macula lutea
B) fovea centralis
C) optic disc
D) choroid layer

Question 16

The pupil

A) is a hole that lets light into the eye
B) is the colored part of the eye
C) produces tears
D) helps focus light on the rear of the eye

Question 17

The rods in the eye

A) are part of the choroid layer
B) respond to the colors red, green, and blue
C) are used to see in dim light
D) both a and b above

Question 18

The Golgi tendon receptors can be classified as

A) proprioceptors
B) chemoreceptors
C) thermoreceptors
D) photoreceptors

Question 19

The eardrum is

A) also called the tympanic membrane
B) at the end of the auditory tube
C) part of the inner ear
D) both a and b above

Question 20

The free nerve endings in the skin respond to

A) high-frequency vibration
B) low-frequency vibration
C) pain
D) all of the above

Question 21

The sense of taste is classified as a

A) proprioceptor
B) chemoreceptor
C) mechanoreceptor
D) none of the above

Question 22

Which of the following sensations is generated by a special sense?

A) Touch
B) Taste
C) Pressure
D) All of the above

Question 23

The perilymph is

A) inside the semicircular canal
B) inside the cochlea
C) inside the bony labyrinth
D) both a and b above

Question 24

The sense of smell is classified as

A) a proprioceptor
B) a chemoreceptor
C) a mechanoreceptor
D) none of the above

Question 25

Which of the following is not part of the vascular layer of the eye?

A) Iris
B) Cornea
C) Ciliary muscle
D) All of the above are part of the vascular layer

Question 26

The cells responsible for the sense of taste are the

A) taste buds
B) papillae cells
C) salivary cells
D) gustatory cells

Question 27

The sense of balance

A) is classified as a proprioceptor
B) occurs in the cochlea
C) occurs in the ossicles
D) is classified as a mechanoreceptor

Question 28

The structure that separates the middle ear from the inner ear is the

A) tympanic membrane
B) oval window
C) ossicles
D) auditory canal

Question 29

Which of the following is not true about the senses of taste and smell?

A) Both are chemoreceptors
B) Both contribute to the sense of taste
C) Chemicals must be dissolved to stimulate the receptor
D) Both respond to six primary stimuli

Question 30

The sense of smell is

A) sensitive
B) easily adapted
C) can respond to chemicals dissolved in water
D) all of the above

Question 31

The sense of smell is able to stimulate vivid memories because the olfactory tract passes through the

A) hypothalamus
B) limbic
C) cerebellum
D) brainstem

Question 32

In the middle ear,the

A) incus rests against the organ of Corti
B) tympanic membrane rests against the stapes
C) tympanic membrane rests against the incus
D) stapes rests against the oval window

Question 33

The specific organ of hearing is called the

A) cochlea
B) semicircular canal
C) organ of Corti
D) tympanic membrane

Question 34

The six primary taste sensations are

A) sweet, salty, fruity, metallic, umami, bitter
B) sweet, salty, metallic, bitter, sour, umami
C) sweet, metallic, sour, umami, fruity, salty
D) umami, sweet, fruity, bitter, sour, metallic

Question 35

The olfactory receptors

A) also assist in the sense of taste
B) are able to respond to four primary odors
C) are not sensitive because of the location of the receptors
D) all of the above

Question 36

Which of the following is not considered one of the layers of the eye?

A) Retina
B) Sclera
C) Iris
D) Choroid

Question 37

The inner ear consists of three spaces,which are the

A) perilymph, vestibule, and the cochlea
B) endolymph, vestibule, and the cochlea
C) vestibule, semicircular canals, and the cochlea
D) vestibule, semicircular canals, and the endolymph

Question 38

The sense of balance occurs in the

A) ossicles
B) semicircular canals
C) vestibule
D) both b and c above

Question 39

Which of the following sensations is generated by a general sense organ?

A) Touch
B) Taste
C) Equilibrium
D) Both a and c above

Question 40

Endolymph is

A) inside the cochlea
B) inside the semicircular canals
C) just inside the bony labyrinth
D) both a and b above

Question 41

This is a functional characteristic of all sense organs

A) must be able to detect a stimulus
B) must be able to detect a change in the intensity of the stimulus
C) must be able to change the stimulus into a nerve impulse
D) all of the above

Question 42

Meissner's corpuscles respond to pain.

Question 43

Specialized receptors found near the point of junction between tendons and muscles are called mechanoreceptors.

Question 44

Muscle spindles can be classified as proprioceptors.

Question 45

Golgi tendon receptors and muscle spindles are both proprioceptors but are able to sense different things.

Question 46

Which sensation is not sensed by a general sense organ?

A) Temperature
B) Equilibrium
C) Touch
D) All of the above are sensed by general sense organs

Question 47

The vestibular nerve contains a nerve from the

A) semicircular canals
B) vestibule
C) cochlea
D) both a and b above

Question 48

Ruffini's corpuscles respond to touch and pressure.

Question 49

Pacinian corpuscles respond to deep pressure.

Question 50

Which of the following is part of the sensory pathway of all sense organs?

A) Able to sense or detect a stimulus
B) Detection of a stimulus is converted to a nerve impulse
C) Signal from nerve impulse is conducted to the brain
D) Processing information is the sensation perceived in the brain
E) All of the above are part of the sensory pathway of all sense organs

Question 51

One of the main functions of a sense organ is to change a physical stimulus into an electrical signal.

Question 52

A condition where the lens of the eye becomes milky in appearance and loses its transparency is called

A) a cataract
B) presbyopia
C) otitis media
D) glaucoma

Question 53

General sense organs are characterized by large complex organs or localized groupings of specialized receptors.

Question 54

General sense organs are found throughout the body but are most concentrated in the internal organs.

Question 55

Which sensation is not sensed by a special sense organ?

A) Smell
B) Equilibrium
C) Taste
D) All of the above are sensed by special sense organs

Question 56

The "farsightedness" of old age is called

A) a cataract
B) presbyopia
C) otitis media
D) glaucoma

Question 57

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

A) They are microscopic in size.
B) They respond to touch and pressure.
C) They are grouped in a localized area.
D) All of the above are true of general sense organs.

Question 58

Why are the many unique flavors we recognize not just tastes alone but a combination of sensations based on tastes,odors,touch,temperature,and pain?

A) All incoming signals are integrated with the spinal cord.
B) All incoming signals are integrated with other sensory signals and even memories to produce our perceptions.
C) All senses follow the same nerve pathway to the brain.
D) Taste buds follow the same sensory pathways as other special senses.

Question 59

An increase in pressure inside the eye is called

A) a cataract
B) presbyopia
C) otitis media
D) glaucoma

Question 60

An infection of the middle ear is called

A) a cataract
B) presbyopia
C) otitis media
D) glaucoma

Question 61

The retina is the innermost layer of the eye.

Question 62

Cataracts may be caused by exposure to the ultraviolet radiation of the sun.

Question 63

The pupil is the colored part of the eye.

Question 64

One of the functions of the fluids in the eye is to focus light.

Question 65

Presbyopia is a term for the nearsightedness of old age.

Question 66

In very dim light the circular fibers of the iris contract,causing the pupil to dilate.

Question 67

Dim light is able to stimulate the rods in the eye.

Question 68

The iris is considered part of the sclera.

Question 69

Cones are used for day vision or vision in bright light.

Question 70

The cornea is considered part of the sclera.

Question 71

The highest concentration of general sense organs is in the epidermis of the skin.

Question 72

There are three kinds of cones,each sensitive to a different color: red,yellow,or blue.

Question 73

You are able to distinguish the difference between lifting a 20-lb weight and a 50-lb weight because of the Golgi tendon receptors.

Question 74

Colorblindness is a malfunction of the cones of the eye.

Question 75

The iris is actually a muscle in the choroid layer.

Question 76

The lacrimal gland produces tears that keep the eyes moist.

Question 77

The greatest concentration of rods is found in the macula lutea.

Question 78

The yellowish area near the center of the retina is called the fovea centralis.

Question 79

Looking directly at an object in bright light would give us greater visual acuity because the light would be focused on the fovea centralis.

Question 80

A cataract is a condition in which the cornea becomes less transparent and "milky" in appearance.