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Module 3 Exam questions and answers

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Module 3 Exam - Requires Respondus LockDown Browser + Webcam Due No due date Points 100 Questions 25 Time Limit 60 Minutes Requires Respondus LockDown Browser 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 More]

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