Eye Histology Quiz
Preview:
What is responsible for suspending the lens?
A. Non-photosensitive retina present over the ciliary body
B. Cytoplasmic extensions of the iridial stroma
C. Zonules of the iris
D. Zonules of the ciliary body
What has the appearance of a sieve and is elastic to allow vessels and retinal axons to pass through?
A. Cribriform plate
B. Lamina sclera
C. Lamina cribrosa
D. Scleral membrane
True/False: The sclera is vascularized,
A. TRUE
B. FALSE
There are two layers of cells in the non-photosensitive retina on the ciliary body. How many are pigmented?
A. None
B. Both
C. Only the outer
D. Only the inner
True/False: The cornea is well innervated.
A. TRUE
B. FALSE
The latticework present in the iridocorneal angle is called…
A. Trabecular meshwork
B. Lamellar meshwork
C. Latticular meshwork
D. Conchal meshwork
There are two layers of cells in the posterior iridial epithelium. How many are pigmented?
A. None
B. Both
C. Only the outer
D. Only the inner
True/False: The aqueous humor and part of the vitreous body are produced by the photosensitive retina.
A. TRUE
B. FALSE
The sclera is ______ as the cornea is ______.
A. Clear; clear
B. Opaque; clear
C. Clear; opaque
D. Opaque; opaque
What are the three layers of the globe from exterior to interior?
A. Retinal, Vascular, Fibrous
B. Vascular, Retinal, Fibrous
C. Fibrous, Retinal, Vascular
D. Fibrous, Vascular, Retinal
True/False: Oral medications are the best to use to address eye issues as the systemic circulation will ensure treatment to all parts of the eye.
A. TRUE
B. FALSE
True/False: The lens can change shape to focus light and also varies depending on species.
A. TRUE
B. FALSE
True/False: Ciliary processes are present in both the pars plana and pars plicata.
A. TRUE
B. FALSE
What two muscles are present in the iris? What cranial nerve is used to perform mydriasis and miosis?
A. Pupillary sphincter and dilator; Oculomotor (III)
B. Pupillary sphincter and constrictor; Oculomotor (III)
C. Pupillary sphincter and dilator; Trigeminal (V)
D. Pupillary sphincter and constrictor; Trigeminal (V)
True/False: The vascularized layers in the eye consist of the sclera, cornea, retina, iris, and choroid.
A. TRUE
B. FALSE