WorksheetsFinal APII Review
Total questions: 27
Worksheet time: 15mins
Which of these cells won’t be found within the inner nuclear layer?
Amacrine Cells
Bipolar Cells
Ganglion Cells
Horizontal Cells
What is the weakest vitreous attachment site?
Posterior to lens
Vitreous Base
Macula
Retinal vessels
Optic Disc
Membrane resting potential is weighted more towards which ion?
Calcium equilibrium
Sodium equilibrium
Chloride equilibrium
Potassium equilibrium
Which two pairings are correct?
Superior optic radiations: lingual gyrus
Inferior optic radiations: lingual gyrus
Inferior optic radiations: cuneus gyrus
Superior optic radiations: cuneus gyrus
What are the first cells damaged by a CRAO?
Photoreceptors
Bipolar cells
Amacrine Cells
Ganglion Cells
Which of these intermediaries is around for the longest?
Rhodopsin
Metarhodopsin II
Lumirhodopsin
Bathorhodopsin
Metarhodopsin I
Which of the following doesn’t contribute to giving the retina its reddish color?
Retinal pigment epithelium
Ellipsoid zone
Choroid
Choroidal vasculature
Select the falsely paired structures (select all that apply).
Fovea: 1.5 mm diameter
Parafovea: 1.5 mm diameter
Foveola: 1.0 mm diameter
Macula: 5.5 mm diameter
Perifovea: 0.5mm diameter
Which plexus is responsible for providing blood flow to the inner nuclear layer and inner plexiform layer?
Radial peripapillary plexus
Deep capillary plexus
Superficial capillary plexus
Intermediate/middle capillary plexus
What is the primary blood supply to the optic tract?
Anterior cerebral artery
Middle cerebral artery
Anterior choroidal artery
Posterior choroidal artery
The superior radiations can be isolated running through which lobe of the brain?
Fronal
Temporal
Parietal
Occipital
Which of the following molecules can be transported by IRBP? Select all that apply.
All trans-retinaldehyde
11-cis-retinaldehyde
11-cis-retinol
All-trans-retinol
Rhodopsin
Which of the following is false regarding the choroid.
Sympathetic activation leads to vasoconstriction and a decrease in blood flow
Choroidal vessels autoregulate in response to acute changes in pressure
The choriocapillaris consists of fenestrated blood vessels
Haller’s layer contains larger vessels than Sattler’s Layer
Which of the following is NOT true of rods.
Many rods summate to one bipolar cell
Color sensitive to all wavelengths
Shed discs at the end of the day
Present in the fovea
Lesions posterior to the chiasm result in defects that are ___ and ______.
Homonymous; congruent
Homonymous; incongruent
Heteronomous; congruent
Heteronomous; incongruent
Homonymous; congruent or incongruent
Which of the following does not occur during the 8th week of development?
Vitreous is formed
Ganglion cells begging going to to the brain
Inside layer of optic cup becomes sensory
Hyaloid artery is resorbing
At which month during choroidal development are fenestrations in the vessels evident?
2 mo
3 mo
4 mo
5 mo
Remnants of the hyaloid artery include which of the following. Select all that apply
Bergmeister’s papilla
Myelination of the RNFL
Posterior subcapsular cataract
Mittendorf’s dot
Lens Vacuoles
You are examining a patient and notice a corneal lenticular adhesion and diagnose the patient with Peter’s Anomaly. What is the cause of this congenital abnormality?
Incomplete closure of the choroidal fissure
Failure of the lens to separate from the surface ectoderm
Failure of optic stalk to reach surface ectoderm
Failure of the lens to separate from the neural endoderm
As the optic pit develops into the eye, the majority of development takes place when?
Weeks 2-10
Weeks 6-8
Weeks 2-8
Weeks 4-8
Which of these structures is not formed by the surface ectoderm?
Conjunctival epithelium
Lens
Meibomian glands
Corneal epithelium
Corneal stroma
Which of these is correctly paired
Ectoderm - orbital bones and EOM muscles
Mesoderm - nervous system and major components of the eyes
Endoderm - no direct role in formation of eyes or orbit
Which of these structures give rise to the epithelium of the iris?
Surface ectoderm
Neural Crest
Neural ectoderm
Which corneal layer is the last to develop/form?
Epithelium
Bowman's
Stroma
Endothelium
Select the correct statement about neuration ?
Grooves forms down center of neural plate around 18 days
Neural tube is formed around week 5
Neural crest cells form islands within the surface ectoderm
Endoderm thickens to form neural plate
T/F: at 4 months, the corneal is fully developed
T
F
Abnormally inserted EOMS would most likely result in what condition?
Coloboma
Strabismus
Congenital glaucoma
Aniridia
