COA JCAHPO Test and Correct Answers.
Disorders associated with headaches? correct answers Hypertension or Brain Tumor
Headaches caused by refractive error will not appear during? correct answers 1. Not appear at
night
2. Will not appear during sleep
3. Will not appear when you wake up
Where is the aqueous humor located? correct answers Between the lens and the cornea.
How many rods are there? correct answers 125 million
Where are the rods located? correct answers In the retina
How many cones are there? correct answers 6 million
Where are the cones located? correct answers In the retina.
Rods are best in what lighting condition? correct answers dim light
Without rods what condition will occur? correct answers night-blindness
Rods are good in what color light? correct answers Red
What type of drops are used to dilate the eyes? correct answers Mydriatic drops
What type of drops are used to dilate the eyes and paralyze the fine focusing muscle for near
vision? correct answers Cycloplegic drops
Measuring PD starts from where and ends where? correct answers Nasal side of right pupil to the
temporal side of the pupil on the patients left eye.
What is Rhodopsin? correct answers Rod pigment. (allows for visual purple)
Rhodopsin forms in ______ and is destroyed by _____? correct answers forms in dark, and is
destroyed by light
Rhodopsin is composed of what Vitamin? correct answers Vitamin A (deficiency causes night
blindness)
What is Adie's Syndrome? correct answers Tonic Pupil. (pupil responds to light stimulation very
slowly)
How do you measure a patient's PD when they can only see from one eye? correct answers
measure from center of the pupil of the good eye to the center of the bridge of the nose
,How do you measure a patient's PD when they have unequal pupils? correct answers measure
from nasal side of the limbus of patients right eye to the temporal side of the limbus of the left
eye.
How do you measure a patient's PD when they have a squint? correct answers Measure from the
inner canthus of one eye to the outer canthus of the opposite eye.
What are the most important disorders to ask patients about? correct answers Diabetes
High Blood Pressure (HTN)
Heart Health/ Cardiovascular Issues
Arthritis
What are the main symptoms of diplopia? correct answers Loss of alignment of eyes
(covering one eye will always eliminate the second image)
What is the cause of light flashes? correct answers Retinal detachment
What is the cause of Ptosis? correct answers 3rd Nerve palsy or Diabetes
What is the cause of Diplopia? correct answers Thyroid Disorder
Diabetes
3rd Nerve Palsy
Myathenia Gravis
What is the cause of sudden loss of vision? correct answers Macular degeneration
Retinal Detachment
Retinal Vein or Artery Occlusion
Retrobulbar Neuritis
What is the cause of Foreign Body Sensation (FBS)? correct answers Corneal Abrasion
Herpes Simplex
What is the cause of blurred distance vision in adults? correct answers Diabetes
Cataracts
Macular Edema
What is the cause of Halos around lights? correct answers Angle Closure Glaucoma
Cataracts
What is the cause of spots before the eye? correct answers Retinal Tear
Vitreous Detachment
What are the most important items to ask patients during work up? correct answers 1. Present
and Past Health History
, 2. Medication (current and exact name/ purpose)
3. Allergies (drug, inhalants, contactants, food, injections, ingestants)
What symptoms are associated with Acute conjunctivitis? correct answers Discharge
Pain
Blurred Vision
What organism is the cause of Acute Conjunctivitis? correct answers Staph Aureus
What are some important familial history of common ocular defects? correct answers Myopia
Strabismus
Glaucoma
What are the 6 steps to taking history? correct answers 1. Chief Complaint
2. Secondary Problems of the eye
3. Systemic or general illness (current)
4. Past ocular disorders
5. Wear contacts or glasses?
6. Therapies, response to therapies
What are the three main layers of tears? correct answers Oily Layer (outer)
Aqueous Layer (middle)
Mucin Layer ( inner)
What is the flow path of the aqueous humor? (PPATSA) correct answers (PPATSA)
Posterior Chamber---Pupil---Anterior Chamber---Trabecular Meshwork---Schlemm's Canal---
Aqueous Vein
Lens of the eye? correct answers A biconvex structure that light passes through.
Vitreous Body? correct answers Fluid filled space located behind the lens, occupies 2/3rds of the
volume of the eye.
Name the drops used that do not have cycloplegic effects.
(CHEEP) correct answers cocaine (anesthetic)
hydroxaphetamine
eucatropine hydrochloride
epinepherine (adrenalin)
phenylephrine (not used anymore, bad for heart)
Example of Cycloplegic Agents.
(TCASH) correct answers Atropine (most powerful)
homatropine
Disorders associated with headaches? correct answers Hypertension or Brain Tumor
Headaches caused by refractive error will not appear during? correct answers 1. Not appear at
night
2. Will not appear during sleep
3. Will not appear when you wake up
Where is the aqueous humor located? correct answers Between the lens and the cornea.
How many rods are there? correct answers 125 million
Where are the rods located? correct answers In the retina
How many cones are there? correct answers 6 million
Where are the cones located? correct answers In the retina.
Rods are best in what lighting condition? correct answers dim light
Without rods what condition will occur? correct answers night-blindness
Rods are good in what color light? correct answers Red
What type of drops are used to dilate the eyes? correct answers Mydriatic drops
What type of drops are used to dilate the eyes and paralyze the fine focusing muscle for near
vision? correct answers Cycloplegic drops
Measuring PD starts from where and ends where? correct answers Nasal side of right pupil to the
temporal side of the pupil on the patients left eye.
What is Rhodopsin? correct answers Rod pigment. (allows for visual purple)
Rhodopsin forms in ______ and is destroyed by _____? correct answers forms in dark, and is
destroyed by light
Rhodopsin is composed of what Vitamin? correct answers Vitamin A (deficiency causes night
blindness)
What is Adie's Syndrome? correct answers Tonic Pupil. (pupil responds to light stimulation very
slowly)
How do you measure a patient's PD when they can only see from one eye? correct answers
measure from center of the pupil of the good eye to the center of the bridge of the nose
,How do you measure a patient's PD when they have unequal pupils? correct answers measure
from nasal side of the limbus of patients right eye to the temporal side of the limbus of the left
eye.
How do you measure a patient's PD when they have a squint? correct answers Measure from the
inner canthus of one eye to the outer canthus of the opposite eye.
What are the most important disorders to ask patients about? correct answers Diabetes
High Blood Pressure (HTN)
Heart Health/ Cardiovascular Issues
Arthritis
What are the main symptoms of diplopia? correct answers Loss of alignment of eyes
(covering one eye will always eliminate the second image)
What is the cause of light flashes? correct answers Retinal detachment
What is the cause of Ptosis? correct answers 3rd Nerve palsy or Diabetes
What is the cause of Diplopia? correct answers Thyroid Disorder
Diabetes
3rd Nerve Palsy
Myathenia Gravis
What is the cause of sudden loss of vision? correct answers Macular degeneration
Retinal Detachment
Retinal Vein or Artery Occlusion
Retrobulbar Neuritis
What is the cause of Foreign Body Sensation (FBS)? correct answers Corneal Abrasion
Herpes Simplex
What is the cause of blurred distance vision in adults? correct answers Diabetes
Cataracts
Macular Edema
What is the cause of Halos around lights? correct answers Angle Closure Glaucoma
Cataracts
What is the cause of spots before the eye? correct answers Retinal Tear
Vitreous Detachment
What are the most important items to ask patients during work up? correct answers 1. Present
and Past Health History
, 2. Medication (current and exact name/ purpose)
3. Allergies (drug, inhalants, contactants, food, injections, ingestants)
What symptoms are associated with Acute conjunctivitis? correct answers Discharge
Pain
Blurred Vision
What organism is the cause of Acute Conjunctivitis? correct answers Staph Aureus
What are some important familial history of common ocular defects? correct answers Myopia
Strabismus
Glaucoma
What are the 6 steps to taking history? correct answers 1. Chief Complaint
2. Secondary Problems of the eye
3. Systemic or general illness (current)
4. Past ocular disorders
5. Wear contacts or glasses?
6. Therapies, response to therapies
What are the three main layers of tears? correct answers Oily Layer (outer)
Aqueous Layer (middle)
Mucin Layer ( inner)
What is the flow path of the aqueous humor? (PPATSA) correct answers (PPATSA)
Posterior Chamber---Pupil---Anterior Chamber---Trabecular Meshwork---Schlemm's Canal---
Aqueous Vein
Lens of the eye? correct answers A biconvex structure that light passes through.
Vitreous Body? correct answers Fluid filled space located behind the lens, occupies 2/3rds of the
volume of the eye.
Name the drops used that do not have cycloplegic effects.
(CHEEP) correct answers cocaine (anesthetic)
hydroxaphetamine
eucatropine hydrochloride
epinepherine (adrenalin)
phenylephrine (not used anymore, bad for heart)
Example of Cycloplegic Agents.
(TCASH) correct answers Atropine (most powerful)
homatropine
