Portage Learning Anatomy & Physiology 2: Module 3 Exam
1. What sense does not have specialized sense or- touch
gans?
2. The posterior portion of the outer fibrous layer Sclera
of the eye is called the _____.
3. What portion of the eye supplies blood supply to Choroid (of the middle layer)
the other layers of the eye?
4. True or false: The more numerous type of pho- True
toreceptors are rods.
5. What is the correct order of how light passes A. Cornea, Lens, pupil, retina
through the eye? B. Correct! Cornea, lens, vitreous
fluid, retina Vitreous fluid fills the
space posterior to the lens
C. Lens, retina, cornea, optic nerve
D. Lens, vitreous fluid, optic nerve,
retina
6. A patient had a CVA in the area indicated by the Bilateral left visual field blindness
red x in the figure, below. What type of blindness The right optic tract is damaged. All
is the patient most likely to incur? Explain your the sensory information from the
reasoning. left visual fields travels together af-
ter the optic chiasm to the right side
of the brain.
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, Portage Learning Anatomy & Physiology 2: Module 3 Exam
7. A patient has a brain tumor in the area indicated Left eye blindness
by the red x in the figure, below. What type of Left eye blindness because there is
blindness is the patient most likely to incur? Ex- damage to the left optic nerve. In-
plain your reasoning. formation from the left visual field
has not yet crossed at the optic
chiasm. Both peripheral and nasal
fields of the left eye would be miss-
ing.
8. True or False: All sensory information from the False
optic nerves cross at the optic chiasm. only medial fibers cross at optic chi-
asm
9. The ________ is controlled by the trochlear nerve. A. Superior rectus
B. Medial rectus
C. Lateral rectus
D. Correct! Superior oblique
10. Your elderly patient is discussing her vision prob- B
lems. She describes her vision as blurry. Follow- The abducens nerve controls the
ing a visual examination, her left eye deviates lateral rectus. Damage to the lateral
medially when looking straight ahead. What is rectus would cause there to be a
most likely causing the vision problem? Explain muscle imbalance, and the medial
your reasoning. rectus would pull the eye medially
A. CataractsB. Abducens nerve damageC. Brain when looking straight ahead, caus-
tumor in the occipital lobeD. Medial rectus dam- ing blurry vision. (Diplopia)
ageE. Superior rectus damage
11. Match the numbers (1-5) in the figure below with label
the correct terms (A-H).
Note: not all terms will be used.
1- A: Scala Tympani
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1. What sense does not have specialized sense or- touch
gans?
2. The posterior portion of the outer fibrous layer Sclera
of the eye is called the _____.
3. What portion of the eye supplies blood supply to Choroid (of the middle layer)
the other layers of the eye?
4. True or false: The more numerous type of pho- True
toreceptors are rods.
5. What is the correct order of how light passes A. Cornea, Lens, pupil, retina
through the eye? B. Correct! Cornea, lens, vitreous
fluid, retina Vitreous fluid fills the
space posterior to the lens
C. Lens, retina, cornea, optic nerve
D. Lens, vitreous fluid, optic nerve,
retina
6. A patient had a CVA in the area indicated by the Bilateral left visual field blindness
red x in the figure, below. What type of blindness The right optic tract is damaged. All
is the patient most likely to incur? Explain your the sensory information from the
reasoning. left visual fields travels together af-
ter the optic chiasm to the right side
of the brain.
1/6
, Portage Learning Anatomy & Physiology 2: Module 3 Exam
7. A patient has a brain tumor in the area indicated Left eye blindness
by the red x in the figure, below. What type of Left eye blindness because there is
blindness is the patient most likely to incur? Ex- damage to the left optic nerve. In-
plain your reasoning. formation from the left visual field
has not yet crossed at the optic
chiasm. Both peripheral and nasal
fields of the left eye would be miss-
ing.
8. True or False: All sensory information from the False
optic nerves cross at the optic chiasm. only medial fibers cross at optic chi-
asm
9. The ________ is controlled by the trochlear nerve. A. Superior rectus
B. Medial rectus
C. Lateral rectus
D. Correct! Superior oblique
10. Your elderly patient is discussing her vision prob- B
lems. She describes her vision as blurry. Follow- The abducens nerve controls the
ing a visual examination, her left eye deviates lateral rectus. Damage to the lateral
medially when looking straight ahead. What is rectus would cause there to be a
most likely causing the vision problem? Explain muscle imbalance, and the medial
your reasoning. rectus would pull the eye medially
A. CataractsB. Abducens nerve damageC. Brain when looking straight ahead, caus-
tumor in the occipital lobeD. Medial rectus dam- ing blurry vision. (Diplopia)
ageE. Superior rectus damage
11. Match the numbers (1-5) in the figure below with label
the correct terms (A-H).
Note: not all terms will be used.
1- A: Scala Tympani
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