Berkeley Study Guide

Question 1

What is the most anterior structure of the Uvea?

Answer 1

Iris

Question 2

Which chamber does the lens reside?

Answer 2

Posterior chamber

Question 3

What does the term “Sclerad” or “Vitread” mean?

Answer 3

Towards the Sclera or Vitreous

Question 4

Which layer do Dellen occur?

Answer 4

Stroma

Question 5

What is the major difference between a corneal topographer vs. keratometer?

Answer 5

Keratometer measure 3 to 4 mm of the anterior corneal surface and asses “reflected” pattern

Corneal topographer maps corneal surface and gives indication of curvatures at selected points

Question 6

What is the definition of a holocrine cell?

Answer 6

WHOLE cell is secreted

Question 7

What is the definition of a apocrine cell?

Answer 7

PART of the cell secreted

Question 8

Which muscle on the face is known to cause a frowning look?

Answer 8

Corrugator

Question 9

What muscle is known to create a look of concentration?

Answer 9

Procerus

Question 10

What sheath is pierced when CN3 reaches the Cavernous Sinus?

Answer 10

Dura matter

Question 11

What is the thinnest and longest CN?

Answer 11

CN 4

Question 12

Whats is the largest CN?

Answer 12

CN 5

Question 13

Sympathetic first order neuron seperates at what area of the spinal cord?

Answer 13

C8 and T3

Question 14

Which bones construct the Lateral Orbital Margin?

Answer 14

Zygomatic and Frontal

Walls: Greater wing of the Sphenoid and Zygomatic

Question 15

Which bones construct the Medial Orbital Margin?

Answer 15

Frontal, Maxilla, Lacrimal

Walls: Sphenoid, Maxilla, Ethmoid and Lacrimal

Question 16

Spontaneous Blinking is done by what part of the Orbiculis Oculi?

Answer 16

Palpebral portion

Question 17

Which bacteriostatic agent is in tear film?

Answer 17

Lyzosome

Question 18

How thick is the tear film?

Answer 18

30um

Question 19

VOR is conducted at which part of the bony labrinth of the ear?

Answer 19

Semi-circular canal

Question 20

Where are the melanocytes located near the limbus?

Answer 20

Basal layer

Question 21

Which layers of the cornea, do not regenerate?

Answer 21

Endothelium and Bowman’s

Question 22

Which layer of the lens are the crystallins located?

Answer 22

Lens cortex

Question 23

Which part of the body has the highest concentration of protein?

Answer 23

Lens

Question 24

Most common type of congenital cataract?

Answer 24

Zonulae Lamellar

Question 25

Which layer is the sclera derived from during development?

Answer 25

Mesoderm

Question 26

What is the most common cell found in iris?

Answer 26

Fibroblast cell

Question 27

What is the canal of hanover?

Answer 27

space between zonular fibers

Question 28

What type of collagen is in the vitreous?

Answer 28

Type 2

Question 29

What is the function of Muller cells?

Answer 29

Regulate GABA, Glutamate and K+ concentration

Question 30

Whats the resting potential for PR?

Answer 30

-40mV to -70mV

Question 31

What are the 2 inihibitory neurotransmitters in the retina?

Answer 31

GABA and Glycine

Question 32

What type of defect will be noticed in a pt with an acquire Retinoschsis?

Answer 32

Absolute

Question 33

Which layers does Cystoid Macular Edema occur in?

Answer 33

OPL and INL

Question 34

After what corneal thickness does a pt have a high chance of POAG?

Answer 34

<555um

Question 35

What has the highest concentration in the Aqueous? | Bicarbonate, Lactate, Ascorbate or Pyruvate?

Answer 35

Bicarb > Lactate > Pyruvate > Ascorbate

Question 36

Why is Betaxolol considered Cardioselective?

Answer 36

Studies have shown that Betaxolol vs. Atenolol or Propanolol will cause Myocardial Acidosis more so that

Question 37

CN 12 impacts the tongue on which side?

Answer 37

Ipsilateral

Question 38

CN 10 impacts the uvula on which side?

Answer 38

Contralateral