Presentation on theme: "1. Of the following senses, which. accounts for the majority of"— Presentation transcript:
1 1. Of the following senses, which. accounts for the majority of 1. Of the following senses, which accounts for the majority of sensory receptors in the body?HearingOlfactionVisionGustation
2 2. Which of the following terms is a synonym for eyelids? CommissuresPalpebraeCarunclesTarsal plates
3 9. Name 2 things that protect the eye, and explain how or from what. palpebraecommissures/canthiirispupilscleralacrimal caruncle22.214.171.124.126.96.36.199. Name 2 things that protect the eye, and explain how or from what.10. What is the function of the sclera?11. What is the function of the pupil
9 24. Watching a sad movie can. sometimes trigger an increase in 24. Watching a sad movie can sometimes trigger an increase in lacrimal secretions, or _______.salivatearssweatsebum
10 lacrimal canaliculilacrimal ductslacrimal glandlacrimal punctalacrimal sacnasolacrimal duct31. What is the importance of tears?32. What important enzyme is in tears, and what does it do?33. Why does your nose often run when you cry?34. Why do your eyes often water when you are sick?188.8.131.52.29.30.
11 medial rectuslateral rectussuperior rectusinferior rectussuperior obliqueinferior obliqueoptic nervetrochleaCRANIAL NERVESI. oculomotorJ. abducensK. trochlearPut 2 letters beside each muscle – the name, and what nerve controls it.184.108.40.206.220.127.116.11.43. Why are these muscles called extrinsic?44. What does the lateral rectus muscle do to the eyeball?45. To what does each muscle attach?
12 46. In order to turn the eye straight down, the actions of the _______ muscle(s) is (are) required. superior rectus and superior obliqueinferior rectusinferior rectus and lateral rectusinferior rectus and superior oblique
14 48. What are two things that can cause diplopia or double vision?
15 49. What is the scientific and common name of this condition? 50. What are 3 ways of treating this condition?
16 51. The cornea is actually part of the ______ layer of the eye. fibrousvascularsensoryscleral
17 18.104.22.168.sympathetic responseparasympathetic responsenear visionfar visionbright lightdim lightpositive feelingsnegative feelingssphincter pupillaedilator pupillaedilationconstrictionBeside #54 and #55, put at least two letters from the other column describing when this occurs.
18 71. What does the cornea have a lot of? 57.fibrous tunicA. scleraB. corneavascular tunicC. choroidD. ciliary bodyE. irisF. ciliary zonulesG. lensneural tunicH. retinaI. ora serrataJ. macula luteaK. fovea centralisL. optic discM. optic nervecentral arterycentral veinN. aqueous humorO. vitreous humor22.214.171.124.66. indentation in middle126.96.36.199.188.8.131.52.69.71. What does the cornea have a lot of?72. What does the cornea have none of?73. What is the significance of the above 2 questions?
19 74. What is this condition?75. What is a common cause of this condition?
20 rodscones78. What does each photoreceptor detect?79. How many types of cones are there?80. How do we see different colors?81. Where are the different photoreceptors located?77.76.
22 83. The ________ layer of the eye is responsible for vision. fibrousvascularsensorychoroid
23 84. Focusing an object on the _______ provides the highest visual acuity. rodsblind spotfovea centralischoroid
24 85. Glaucoma is a disorder in which: the canal of Schlemm becomes blocked.intraocular pressure increases above 16 mm Hg.the retina is compressed and its blood supply is blocked.all of the above occur.
25 86. What condition is represented on this page? 87. What causes this condition?88. How is this condition tested for?
26 89. What condition is shown on this page? 90. How is it treated?
27 91. The formation of rainbows reflects the fact that: during rain showers, an abundance of electromagnetic energy is available.visible light consists of multiple wavelengths of light.light travels in a linear fashion.Xrays become visible by reflecting off of raindrops.
29 97. What is created by this overlap in the field of view?
30 98. What condition is represented in the left hand diagram? 99. How is it tested for?
31 How are near and farsighted vision corrected? 101. What is happening on this page?106.lens accomodationconvergenceemmetropiahyperopiamyopiaconvex lensconcave lens184.108.40.206.
32 107. Sympathetic fibers innervating the. iris of the eye cause which 107. Sympathetic fibers innervating the iris of the eye cause which response?ConstrictionDilationPapillary decreaseRapid blinking
33 108. Sympathetic innervation is more predominant during __________. distant visionclose visionaccommodation of the lensesmyopic vision
34 109. People with blue eyes produce ______ 109. People with blue eyes produce ______ pigment, which is deposited in the iris.blueblue-greenzerolesser amounts of brown
35 wavelengths photons visible spectrum reflection refraction What is represented by the above picture?What word means bending light?What term means light bouncing off an object?What term describes the frequency of light and gives colors?What term refers to the particles that compose light?