Deck 17: The Special Senses

Question 1

These receptor cells provide for the sense of taste.

A)Olfactory hair cells
B)Pacinian corpuscles
C)Basal stem cells
D)Hair cells
E)Gustatory cells

Answer 1

E

Question 2

Which of the following types of papillae do NOT contain taste buds?

A)Vallate
B)Fungiform
C)Foliate
D)Filiform
E)Circumvallate

Answer 2

D

Question 3

Taste buds are found on

A)the epiglottis.
B)the pharynx.
C)the soft palate.
D)both epiglottis and pharynx.
E)All of these choices

Answer 3

E

Question 4

Which of the following is the space between the upper and lower eyelids?

A)Palpebral fissure
B)Levator palpebrae
C)Lacrimal caruncle
D)Lateral commissure
E)Conjunctiva

Question 5

Which is the correct order in the flow of tears?

A)Lacrimal gland,lacrimal sac,lacrimal duct,superior or inferior lacrimal canal,nasolacrimal duct,nasal cavity
B)Lacrimal gland,lacrimal duct,superior or inferior lacrimal canal,nasolacrimal duct,lacrimal sac,nasal cavity
C)Lacrimal gland,lacrimal duct,nasolacrimal duct,superior or inferior lacrimal canal,lacrimal sac,nasal cavity
D)Lacrimal gland,lacrimal duct,superior or inferior lacrimal canal,lacrimal sac,nasolacrimal duct,nasal cavity
E)Lacrimal gland,lacrimal sac,nasolacrimal duct,superior or inferior lacrimal canal,lacrimal duct,nasal cavity

Question 6

How many extrinsic eye muscles are responsible for moving each eye?

A)10
B)12
C)6
D)4
E)20

Question 7

This lies between the lens and the retina.

A)Vitreous chamber
B)Anterior chamber
C)Anterior cavity
D)Cornea
E)Aqueous humor

Question 8

The olfactory tract

A)projects directly to the primary olfactory cortex and to the limbic system and hypothalamus.
B)conducts impulses directly to the thalamus.
C)contains only motor neurons.
D)receives information from the taste buds.
E)consists of the olfactory and vestibulocochlear nerves.

Question 9

These cells provide physical support,nourishment and electrical insulation for olfactory receptors cells.

A)Dendritic cells
B)Glial cells
C)Basal stem cells
D)Bowman's glands
E)Supporting cells

Question 10

The main function of this structure is to regulate the amount of light entering the eyeball through the pupil.

A)Retina
B)Cornea
C)Iris
D)Choroid
E)Ciliary muscle

Question 11

Which of the following nerves conducts impulses associated with the sense of gustation?

A)Vestibulocochlear
B)Oculomotor
C)Vagus
D)Trigeminal
E)Spinal accessory

Question 12

This is the transparent layer on the anterior of the eyeball through which the iris can be observed.

A)Retina
B)Choroid
C)Sclera
D)Ciliary body
E)Cornea

Question 13

Infection of a sebaceous ciliary gland can result in

A)blood shot eyes.
B)inhibition of tear production.
C)a sty.
D)glaucoma.
E)blindness.

Question 14

Olfactory receptors are found

A)throughout the nasal cavity.
B)only in the superior portion of the nasal cavity.
C)only in the inferior portion of the nasal cavity.
D)from the vestibule to the pharynx.
E)only in the mid-nasal ridges.

Question 15

Which is NOT considered an accessory structure of the eye?

A)Eyelids
B)Eyelashes
C)Lacrimal apparatus
D)Eyebrows
E)Retina

Question 16

The smell receptors that actually bind the odorants and begin signal transduction are located on

A)olfactory hairs.
B)glial cells.
C)basal stem cells.
D)Bowman's glands.
E)gustatory receptor cells.

Question 17

Adaptation of the olfactory sense to the continued presentation of an odorant

A)occurs rapidly.
B)increases sensitivity to that odorant.
C)occurs slowly.
D)does not occur.
E)enhances gustation.

Question 18

The lens is made of layers of proteins called

A)choroids.
B)ciliary bodies.
C)crystallins.
D)cones.
E)rods.

Question 19

List the cells,structures,and fluids that light must pass through to reach the photoreceptor cells.

Question 20

This is a thin mucous membrane that protects the inner aspect of the eyelids and the portion of the sclera covering the anterior surface of the eyeball.

A)Palpebral fissure
B)Conjunctiva
C)Lateral commissure
D)Cornea
E)Choroid

Question 21

Which of the types of receptors listed below is primarily used for detecting light rays under bright light conditions?

A)olfactory hair cells
B)rods
C)cones
D)ganglion neurons
E)amacrine cells

Question 22

Which of the structures listed below converts vibrations in the endolymph into action potentials?

A)macula
B)pinna
C)tympanic membrane
D)organ of Corti
E)cupula

Question 23

When sound waves strike this structure,they cause it to vibrate back and forth.

A)cochlea
B)pinna
C)tympanic membrane
D)organ of Corti
E)vestibulocochlear nerve

Question 24

This darkly pigmented structure reduces light reflection within the eyeball.

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

Question 25

This secretes a fluid that keeps the eyelids from sticking to each other.

A)D
B)E
C)F
D)G
E)None of these choices

Question 26

This is a thin protective mucous membrane composed of stratified squamous epithelium with numerous goblet cells.

A)A and B
B)B and D
C)C and A
D)D and C
E)B and E

Question 27

Where is the ciliary body?

A)A
B)B
C)C
D)H
E)F

Question 28

Which of the following structures carries action potentials generated by sound transduction?

A)vagus nerve
B)basilar membrane
C)tympanic membrane
D)organ of Corti
E)vestibulocochlear nerve

Question 29

Which of the labeled papilla have taste buds that degenerate in early childhood?

A)A
B)B
C)C
D)D
E)Both B and C

Question 30

Where is the lacrimal caruncle?

A)A
B)B
C)C
D)F
E)None of these choices

Question 31

Which of the following structures senses change in rotational acceleration of the head in order to help maintain dynamic equilibrium?

A)cochlea
B)semicircular canals
C)maculae of the vestibule
D)organ of Corti
E)vestibulocochlear nerve

Question 32

Where is the choroid?

A)F
B)E
C)D
D)G
E)H

Question 33

Where is the optic nerve?

A)C
B)D
C)E
D)F
E)None of these choices

Question 34

Binocular vision

A)gives better depth perception.
B)provides more accurate color vision.
C)is only seen in humans.
D)occurs when one eye focuses on two separate objects.
E)is all of these choices

Question 35

Which of the labeled papilla houses 100-300 taste buds each?

A)A
B)B
C)C
D)D
E)Both A and D

Question 36

This outer layer of dense connective tissue serves to protect the inner parts of the eyeball.

A)Sclera
B)Pupil
C)Iris
D)Cornea
E)Retina

Question 37

The first step in the visual transduction process that occurs in the retina is

A)activation of amacrine cells.
B)absorption of scattered light by the pigmented epithelium.
C)interruption of the dark current.
D)absorption of light by photopigments.
E)generation of action potentials in the optic nerve.

Question 38

Where is the sclera?

A)F
B)E
C)D
D)G
E)H

Question 39

Which of the labeled papilla are mushroom-shaped elevations that can contain about five taste buds each?

A)A
B)B
C)C
D)D
E)All of these choices

Question 40

What contains aqueous humor?

A)A
B)G
C)H
D)F
E)D

Question 41

These are the auditory ossicles.

A)A,B,C
B)A,C,G
C)A,B,J
D)J,C,G
E)C,D,G

Question 42

Where is the ganglion cell layer?

A)A
B)B
C)C
D)D

Question 43

Where is the outer synaptic layer?

A)A
B)B
C)C
D)D
E)All of these choices

Question 44

Which part of the diagram contains the olfactory bulb neurons?

A)A
B)B
C)E
D)F
E)H

Question 45

Emily was very ill with an upper respiratory infection.Her roommate gave her some chicken soup to make her feel better.Neither Emily nor her roommate realized that the soup was too hot to eat until after Emily put a spoonful in her mouth.Now Emily says she can't taste anything.Why? When will she be able to taste again?

Question 46

Deafness can occur for many reasons.Use your knowledge of the structure of the ear and the process of detecting sound,to propose a mechanism for how arthritis could cause deafness.

Question 47

This structure is a thin semi-transparent partition between the external auditory canal and the middle ear.

A)K
B)G
C)J
D)F
E)E

Question 48

Differentiate between static and dynamic equilibrium.Describe the inner ear structures involved in receiving and transducing sensations involved in maintaining both types of equilibria.

Question 49

This portion of the inner ear is divided into three channels.

A)C
B)G
C)H
D)J
E)None of these choices

Question 50

List and briefly describe the three processes that are used by the eye to form a clear image of object on the retina.

Question 51

Which labeled step(s)represents regeneration of active photopigment?

A)1
B)2
C)3
D)4
E)Both 1 and 3

Question 52

Where is the bipolar cell layer?

A)A
B)B
C)C
D)D

Question 53

Where in the diagram is the cribriform plate located?

A)B
B)K
C)C
D)D
E)E

Question 54

Which part of the diagram contains the axons from olfactory bulb neurons?

A)B
B)G
C)E
D)F
E)L

Question 55

Which labeled structure is the blind spot of the eye?

A)A
B)B
C)C
D)G
E)H

Question 56

Explain the process by which smell sensations are sensed and perceived.

Question 57

Which figure illustrates nearsightedness before it has been corrected?

A)A
B)B
C)C
D)D
E)E

Question 58

Where is the internal auditory canal?

A)C
B)D
C)E
D)F
E)H

Question 59

Which figure illustrates farsightedness before it has been corrected?

A)A
B)B
C)C
D)D
E)E

Question 60

Which labeled step(s)represents bleaching of the photopigment?

A)1
B)2
C)3
D)4
E)Both 2 and 4

Question 61

Which structure in the diagram produces mucus?

A)C
B)A
C)F
D)G
E)I

Question 62

Which structure in the diagram is a dendrite?

A)H
B)D
C)G
D)E
E)L

Question 63

Which cells are the precursor cells of the olfactory receptors?

A)F
B)D
C)C
D)G
E)I

Question 64

Which of the following is the correct order for development of a functional gustatory receptor cell?

A)A > B > C
B)D > G > C
C)G > C > D
D)C > G > D
E)G > D > C

Question 65

Which structure in the diagram is an opening in the taste bud?

A)A
B)B
C)C
D)D
E)G

Question 66

Which structure in the diagram has a single long microvillus projecting to the external surface through the taste pore?

A)E
B)C
C)D
D)G
E)H

Question 67

Which of the following layers of the developing embryo do the eyes develop from?

A)endoderm
B)mesoderm
C)ectoderm
D)more than one layer contributes
E)none of these choices

Question 68

Which cells in the diagram are the stem cells that develop into gustatory receptor cells?

A)B
B)C
C)D
D)G
E)H

Question 69

Which structure labeled in the diagram contains the receptors that bind the inhaled chemicals?

A)H
B)G
C)I
D)E
E)L

Question 70

Which of the cells in the diagram are the first order neurons of the olfactory pathway?

A)F
B)D
C)C
D)E
E)G

Question 71

How many days after fertilization do the eyes begin to develop?

A)5
B)150
C)10
D)22
E)55

Question 72

The plasma membrane of which structure in the diagram is the initiation site of taste transduction?

A)F
B)B
C)D
D)E
E)G

Question 73

Which structure in the diagram are first-order sensory neurons?

A)D
B)B
C)C
D)E
E)G

Question 74

Which labeled structure in the diagram represents an odorant molecule?

A)H
B)G
C)C
D)J
E)D

Question 75

Which structure in the diagram of a taste bud is a stratified squamous epithelial cell?

A)H
B)C
C)D
D)G
E)F

Question 76

Which cell in the diagram is the supporting cell?

A)B
B)C
C)D
D)G
E)H

Question 77

Which of the cells in the diagram is a developing olfactory receptor?

A)F
B)D
C)C
D)E
E)G

Question 78

During embryonic development,the lens of the eye develops directly from an invagination of the lens placodes called the

A)optic groove.
B)optic vesicle.
C)optic stalk.
D)prosencephalon.
E)lens vesicle.

Question 79

Which structure in the diagram is the olfactory epithelium?

A)C
B)D
C)G
D)K
E)F

Question 80

Which of the cells in the diagram provide physical support,nourishment and electrical insulation for the olfactory receptors?

A)F
B)D
C)C
D)E
E)G