Module 3 Exam - Requires Respondus LockDown
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Due No due date Points 100 Questions 25
Time Limit 60 Minutes Requires Respondus LockDown
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Attempt History
Attempt Time Score
LATEST Attempt 1 91 out of 100
Score for this quiz: 91 out of 100
Question 1 2 / 2 pts
What senses contain specialized receptor cells via specialized somatic
and visceral afferents?
Smell
Touch
Equilibrium
A&C Correct!
Question 2 2 / 2 pts
Your Answer:
The posterior portion of the outer fibrous layer of the eye is called the
_____.
Sclera
Sclera
Question 3 2 / 2 pts
The middle layer of the eye includes which regions?
Aqueous humor and cornea
Ciliary body and iris Correct!
Cones and rods
Optic nerve and retina
Question 4 0 / 2 pts
True or false: Cones operate best in dim light.
True u Answered
False rrect Answer
Question 5 2 / 2 pts
What is the correct order of how light passes through the eye?
Cornea, Lens, pupil, retina
Lens, retina, cornea, pupil
Cornea, aqueous humor, lens, retina Correct!
Aqueous humor fills the space between the cornea and lens
Lens, vitreous fluid, cornea, retina
Question 6 5 / 5 pts
Your Answer:
A patient had a CVA in the area indicated by the red x in the figure,
below. What type of blindness is the patient most likely to incur?
Explain your reasoning.
A. Left eye blindness
B. Right eye blindness
C. Bilateral left visual field blindness
D. Bilateral right visual field blindness.
AP2 M3 Exam page 2a.png
C. Because the right optic tract is damaged. all the sensory infomation
from the left visual field travels together. and the optic chiasm to the
right side of the brain.
C
The right optic tract is damaged. All the sensory information
from the left visual fields travels together after the optic
chiasm to the right side of the brain.
Question 7 5 / 5 pts
Your Answer:
A patient has a brain tumor in the area indicated by the red x in the
figure, below. What type of blindness is the patient most likely to incur?
Explain your reasoning.
A. Left eye blindness
B. Right eye blindness
C. Bilateral left visual field blindness
D. Bilateral right visual field blindness.
A. Left eye blindness because the pathways to the brain are blocked by
the tumor on the left optic nerve.
A
Left eye blindness because there is damage to the left optic
nerve. Information from the left visual field has not yet
crossed at the optic chiasm. Both peripheral and nasal
fields of the left eye would be missing.
Question 8 0 / 3 pts
True or False: The lateral fibers of the optic nerves cross at the optic
chiasm.
True You Answered
False Correct Answer
Question 9 3 / 3 pts
The ________ is controlled by the trochlear nerve.
Superior rectus
Medial rectus
Lateral rectus
Superior oblique Correct!
Question 10 4 / 4 pts
Your Answer:
Your elderly patient is discussing her vision problems. She describes
her vision as cloudy and dark. Her vision has progressively worsened
over the last year. What most likely is causing the vision problem?
Explain your reasoning.
A. Cataracts
B. Cranial nerve damage
C. Brain tumor in the occipital lobe
D. Medial rectus damage
E. Lateral rectus damage
A. because the lens is cloudy and hardening
A
Cataracts, due to lens that slowly become hardened over
time. Light is not able to be refracted onto the retina. [Show Less]