Past Questions - Sense Organs

Question 1

What is Bruch’s membrane?

Answer 1

Lamina vitrea

Question 2

What are neurons in the retina?

Answer 2

Multipolar

Question 3

Which structure is transparent?

Answer 3

Cornea

Question 4

Which of the following is the receptor for color?

Answer 4

Cones

Question 5

What is responsible for adjusting the lens?

Answer 5

Ciliary muscle

Question 6

What is the region called where the optic nerve exits the eye?

Answer 6

Optic disc

Question 7

Which of the following is a type of neuron?

Answer 7

Ganglion cells

Question 8

What is the space anterior to the iris?

Answer 8

Anterior chamber

Question 9

Which layer forms the majority of the cornea?

Answer 9

Descemet’s membrane

Question 10

What is the region where the optic nerve leaves the eyeball?

Answer 10

Optic disc

Question 11

What are the receptors for vision?

Answer 11

Both a and b

a. Rods
b. Cones

Question 12

Where is the ciliary muscle located?

Answer 12

Ciliary body

Question 13

Where is the ciliary muscle located?

Answer 13

Ciliary body

Question 14

What are the openings within the sclera which allow nerve fibers to exit?

Answer 14

Lamina cribrosa

Question 15

Which of the following is NOT part of the retina?

Answer 15

Ciliary body

Question 16

What structure adjusts the shape of the lens?

Answer 16

Ciliary muscle

Question 17

What is the inner layer of the choroid?

Answer 17

Lamina vitrea

Question 18

Where does aqueous humor from anterior chamber collect into?

Answer 18

Canal of Schlemm

Question 19

Which layer of the cornea is acellular?

Answer 19

Descemet’s membrane

Question 20

Which structure is avascular?

Answer 20

Cornea

Question 21

During the American Revolution, in the battle of Bunker Hill, an officer instructed his troops: “Don’t fire until you see the whites of their eyes”. What anatomical structure was he referring to?

Answer 21

Sclera

Question 22

Where is the region associated with maximum visual acuity?

Answer 22

Fovea centralis

Question 23

What is the suspensory ligament of the lens?

Answer 23

Zonlular fibers

Question 24

Which layer of the cornea is acellular?

Answer 24

Bowman’s membrane

Question 25

How many layers of tissue compose the eyeball?

Answer 25

3

Question 26

What type of glands are the glands of Moll?

Answer 26

Apocrine sweat gland

Question 27

Which structure is part the uvea?

Answer 27

Ciliary body

Question 28

What is the space anterior to the lens?

Answer 28

Both a and b a. Anterior chamber b. Posterior chamber

Question 29

What is the vascular pigmented structure?

Answer 29

Choroid

Question 30

What type of epithelium is on the surface of the cornea?

Answer 30

Stratified squamous

Question 31

What structure was Crystal Gayle referring to when she sang, "Don't it make my brown eyes blue"?

Answer 31

Iris

Question 32

What makes up the bulk of the cornea?

Answer 32

Collagen fibers

Question 33

What is the middle layer of the eyeball?

Answer 33

Uvea

Question 34

What is the anterior pigmented portion of the retina called?

Answer 34

Ora serrata

Question 35

Which one of the following is not found in the retina?

Answer 35

Henle's layer

Question 36

Which structure is part the uvea?

Answer 36

Choroid

Question 37

What is the space posterior to the lens?

Answer 37

Vitreal cavity

Question 38

Where is the blind spot?

Answer 38

Optic disc

Question 39

How many layers does the retina have?

Answer 39

10

Question 40

Which of the following is NOT a layer of the cornea?

Answer 40

Lamina vitrea

Question 41

Where on the retina are there no photoreceptors?

Answer 41

Optic disc

Question 42

What makes up the bulk of the sclera?

Answer 42

Collagen fibers

Question 43

Which is NOT part of the retina?

Answer 43

Uvea

Question 44

What is the most anterior portion of the uvea?

Answer 44

Iris

Question 45

Which one of the following is not found in the retina?

Answer 45

Huxley's layer

Question 46

Which structure is part the uvea?

Answer 46

Iris

Question 47

What is the space posterior to the iris?

Answer 47

Posterior chamber

Question 48

What is within the membranous labyrinth?

Answer 48

Endolymph

Question 49

What is within the bony labyrinth?

Answer 49

Perilymph

Question 50

Which contains endolymph?

Answer 50

Cochlear duct

Question 51

Which contains perilymph?

Answer 51

Both a and b a. Scala vestibuli b. Scala tympani

Question 52

Where are the sensory receptors for hearing?

Answer 52

Organ of Corti

Question 53

Where are the sensory receptors for movement?

Answer 53

Semicircular canals

Question 54

Where are the sensory receptors for position?

Answer 54

Both a and b a. Saccule b. Utricle

Question 55

What structure is shaped like a snail shell?

Answer 55

Cochlea

Question 56

Where is the organ of Corti?

Answer 56

Cochlea

Question 57

What sensation does the crista ampullaris recognize?

Answer 57

Movement

Question 58

Which cell type is the receptor cell within the organ of Corti?

Answer 58

Hair cells