Question 1

Variations in eye color are determined by the number of pigmented cells in the:

Accepted Answer

A)  Ciliary epithelium 
B)  Corneal epithelium 
C)  Corneal stroma 
D)  Iris epithelium 
E)  Iris stroma 
A)  Ciliary epithelium 
B)  Corneal epithelium 
C)  Corneal stroma 
D)  Iris epithelium 
E)  Iris stroma E

Question 2

Meibomian glands are located adjacent to the:

Accepted Answer

A)  Epidermis of the eyelids 
B)  Ciliary processes 
C)  Extraocular muscles 
D)  Nasolacrimal duct of the eye 
E)  Ora serrata 
A)  Epidermis of the eyelids 
B)  Ciliary processes 
C)  Extraocular muscles 
D)  Nasolacrimal duct of the eye 
E)  Ora serrata A

Question 3

What events occur during the process of accommodation?

Accepted Answer

A)  An increased tension on the suspensory ligament (zonular fibers)of the lens 
B)  Dilation of the canal of Schlemm 
C)  Flattening of the lens 
D)  Focusing of light from close objects 
E)  Relaxation of the ciliary muscle 
A)  An increased tension on the suspensory ligament (zonular fibers)of the lens 
B)  Dilation of the canal of Schlemm 
C)  Flattening of the lens 
D)  Focusing of light from close objects 
E)  Relaxation of the ciliary muscle D

Question 4

The highest concentration of cone cells in the retina can be found in which region?

Accepted Answer

A)  Conjunctiva 
B)  Fovea 
C)  Limbus 
D)  Optic disk 
E)  Ora serrata 
A)  Conjunctiva 
B)  Fovea 
C)  Limbus 
D)  Optic disk 
E)  Ora serrata

Question 5

Where in the eye is Descemet's membrane located?

Accepted Answer

A)  Beneath the dilator pupillae fibers of the iris 
B)  Beneath the 'endothelium' of the cornea 
C)  Beneath the outer epithelium of the cornea 
D)  Between the inner and outer nuclear layers of the retina 
E)  Surrounding the lens fibers of the lens 
A)  Beneath the dilator pupillae fibers of the iris 
B)  Beneath the 'endothelium' of the cornea 
C)  Beneath the outer epithelium of the cornea 
D)  Between the inner and outer nuclear layers of the retina 
E)  Surrounding the lens fibers of the lens

Question 6

An anatomically unusual cilium is found in which ocular structure?

Accepted Answer

A)  In connective tissue cells of the choroid 
B)  In rod photoreceptor cells,at the junction of the inner segment with the outer segment 
C)  On smooth muscle cells of the constrictor pupillae 
D)  On the surface of epithelial cells of the ciliary processes 
E)  Projecting from pigment epithelial cells of the retina 
A)  In connective tissue cells of the choroid 
B)  In rod photoreceptor cells,at the junction of the inner segment with the outer segment 
C)  On smooth muscle cells of the constrictor pupillae 
D)  On the surface of epithelial cells of the ciliary processes 
E)  Projecting from pigment epithelial cells of the retina

Question 7

Muller cells of the eye function to:

Accepted Answer

A)  Absorb stray intraocular light rays via intracellular accumulations of melanin 
B)  Line the interior surface of the cornea 
C)  Nourish and support neurons within the retina 
D)  Phagocytize degraded membranous disks shed from rod cells 
E)  Secrete aqueous humor 
A)  Absorb stray intraocular light rays via intracellular accumulations of melanin 
B)  Line the interior surface of the cornea 
C)  Nourish and support neurons within the retina 
D)  Phagocytize degraded membranous disks shed from rod cells 
E)  Secrete aqueous humor

Question 8

Aqueous humor is secreted by cells of the:

Accepted Answer

A)  Canal of Schlemm 
B)  Ciliary processes 
C)  Iris 
D)  Pigment epithelium 
E)  Trabecular meshwork 
A)  Canal of Schlemm 
B)  Ciliary processes 
C)  Iris 
D)  Pigment epithelium 
E)  Trabecular meshwork

Question 9

Glaucoma is caused by:

Accepted Answer

A)  Blocked outflow from the anterior chamber into the trabecular meshwork 
B)  Blocked outflow from the canal of Schlemm into the scleral veins 
C)  Blocked outflow from the posterior chamber into the anterior chamber 
D)  Blocked outflow from the trabecular meshwork into the canal of Schlemm 
E)  Secretion of too much aqueous humor 
A)  Blocked outflow from the anterior chamber into the trabecular meshwork 
B)  Blocked outflow from the canal of Schlemm into the scleral veins 
C)  Blocked outflow from the posterior chamber into the anterior chamber 
D)  Blocked outflow from the trabecular meshwork into the canal of Schlemm 
E)  Secretion of too much aqueous humor

Variations in eye color are determined by the number of pigmented cells in the:

Meibomian glands are located adjacent to the:

What events occur during the process of accommodation?

The highest concentration of cone cells in the retina can be found in which region?

Where in the eye is Descemet's membrane located?

An anatomically unusual cilium is found in which ocular structure?

Muller cells of the eye function to:

Aqueous humor is secreted by cells of the:

Glaucoma is caused by:

The Cell

Epithelium and Exocrine Glands

Connective Tissue

Muscle Tissue

Nervous Tissue

Cartilage and Bone

Blood and Bone Marrow

Cardiovascular System

Lymphoid System

Endocrine System

Integumentary System

Upper Digestive System

Lower Digestive System

Liver, Gallbladder, and Exocrine Pancreas

Respiratory System

Urinary System

Male Reproductive System

Female Reproductive System

Special Senses

Filters

Exam 19: Eye and Adnexa

Variations in eye color are determined by the number of pigmented cells in the:

Meibomian glands are located adjacent to the:

What events occur during the process of accommodation?

The highest concentration of cone cells in the retina can be found in which region?

Where in the eye is Descemet's membrane located?

An anatomically unusual cilium is found in which ocular structure?

Muller cells of the eye function to:

Aqueous humor is secreted by cells of the:

Glaucoma is caused by:

The Cell

Epithelium and Exocrine Glands

Connective Tissue

Muscle Tissue

Nervous Tissue

Cartilage and Bone

Blood and Bone Marrow

Cardiovascular System

Lymphoid System

Endocrine System

Integumentary System

Upper Digestive System

Lower Digestive System

Liver, Gallbladder, and Exocrine Pancreas

Respiratory System

Urinary System

Male Reproductive System

Female Reproductive System

Special Senses

Filters