7 cornea
12 refraction
8 pupil
2 ciliary muscle
3 close vision
4 distant vision
1 iris
15 rhodopsin
13 cones
9 retina
5 photoreceptors
6 optic nerve
10 action potential
16 fovea
14 photopsin
11 ganglia
Sensory Organ-Eye Light 1"enters Light bends called Suspensory ligaments Shape controlled Participates in Attached to lens...
17) The spaces anterior to the lens are filled with A) aqueous humor. B) vitreous humor. C) photoreceptors. D) lacrimal gland secretions. E) air. 18) Nutrients are provided to the posterior surface of the retina by blood vessels in the darky pigmented portion of the vascular tunic known as the A) choroid. B) ciliary body. C) iris. D) sclera. E) macula lutea. 19) The retina is held in place by the A) optic disc. B) vitreous body. C) ciliary muscle....
hapter 7 Sensory Testing-Vision &Hearing re-Lab Questions DBJECTIVE 1: Be able to identify the following structures on specimens, models, diagrams and photographs. 1. Complete the table below Eye Structure sclera Letter Label Function cornea optic nerve ris pupil conjuctiva choroid ens ciliary body retina aqueous humor vitreous humor fovea suspensory ligaments Tahle 7.1
The Pathways of Light and Visual Information Select from the following terms to fill in the blanks in the passage below. Use each term once. bipolar cones cornea ganglion optic nerve lens rods retina transduce optic chiasm occipital pupil pattern photoreceptors Light first passes through the _____________, a transparent covering of the eye, then through the _____________, the opening in the iris. Then the light passes through the _____________, which changes shape to focus the light so that it properly...
Irena bitter vitreous body causes otoliths to bend stereocilia Eustachian tube connects middle ear and throat utricle & saccule dissolved in saliva or solution holds intomal eye shape photoreceptor location static equilibrium lowest taste threshold tastable material wweet receptors Seans lacrimal apparatus tip of tongue O ranisl nervel cornea dilated vessels of conjunctiva cornea & sclera red eyes 12 fibrous tunic of eyeball transparent is covering holds lens ciliary processes intraocular pressure 15 blind spot on the retina no rods...
D. Light Ray You are a ray of light that is getting ready to enter the eye where you will be converted into a nerve impulse and then travel to the brain for interpretation. In the space provided below, describe all of the structures you encounter on your way to the brain. Also describe what function each structure is performing in the eye. Each of the following structures should be included in your discussion: a. Lacrimal apparatus b. Conjunctiva oybed...
QUESTION 1 The sense organ of the eye is a. retina O b. lens O c. optic nerve Od.cornea QUESTION 2 The sensory receptors involved in vision are O a. optic nerve O b.rods and cones O c. organ of Corti O d. retina QUESTION 3 The lacrimal d produces a. saliva O b. mucus Oc. oil O d. tears QUESTION 4 The layer of the eye that is highly vascularized is the O a. choroid O b. sclera O...
When light passes between media of different densities, it is bent or refracted. True False Flag this Question Question 2 3 pts Meniere’s disease is caused by an increase in the intraocular pressure. volume of endolymph. none of the above volume of blood. Flag this Question Question 3 3 pts An area of the retina that contains only cones, and is the site of sharpest vision, is the outer segment. inner segment. fovea. optic disc. Flag this Question Question 4...
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The Central Nervous System, endocrine system B. Figure 1 Use the diagram above to answer the following question 1) Which letter indicates the primary visual cortex, which receives information from neurons in the retina of the eye? A) A B) B C) C D) D E) E Figure 2 Use the diagram above to answer the following questions....