BIO 152 MODULE 3 EXAM (Requires Respondus Lockdown + Webcam) PORTAGE LEARNING ALREADY PASSED 2024.

What sense does not have specialized sense organs? - correct answer Touch What senses contain specialized receptor cells via specialized somatic and visceral afferents? - correct answer A&C (Smell and Equilibrium) The posterior portion of the outer fibrous layer of the eye is called - correct answer Sclera The outer fibrous layer of the eye includes the: - correct answer Sclera and cornea What portion of the eye supplies blood supply to the other layers of the eye? - correct answer Choroid (the middle layer) True or false: Cones operate best in dim light - correct answer False True or false: The more numerous type of photoreceptors are rods? - correct answer True What is the correct order of how light passes through the eye? - correct answer Cornea, aqueous humor, lens, retina A patient had CVA in the area indicated by the red X in the figure, below. What type of blindness is the patients most likely to incur. Explain - correct answer Bilateral left visual field blindness. 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. 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. - correct answer 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. A patient is found to have blindness of the right visual field of both eyes. What part of the vision pathway was most likely damaged? Explain your answer. - correct answer Left LGN. All the sensory information from the right visual fields travels together after the optic chiasm to the left side of the brain. A patient is found to have blindness in the right eye. What part of the vision pathway was most likely damaged. Explain your response. - correct answer Right Optic nerve. Information from the right visual field has not yet crosses at the optic chiasm. Both peripheral and nasal fields of the right eye would be missing. T or F. The lateral fibers of the optic nerves cross at the optic chiasm. - correct answer False