MASTERING A&P PLUS WITH ETEXT
6th Edition
ISBN: 9781323391358
Author: Marieb
Publisher: PEARSON C
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Textbook Question
Chapter 8, Problem 6MC
When the eye focuses for far vision,
a. the lens is at its thinnest.
b. the ciliary muscles contract.
c. the light rays are nearly parallel.
d. suspensory fibers of the ciliary zonule are slack.
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If someone is born with dense cataracts on both eyes, and the cataracts are removed years later, what happens?A. The person remains permanently blind.B. The person gradually recovers all aspects of vision.C. The person gains some vision, but remains impaired on object recognition, motion vision, and depth perception.D. The person gains almost all aspects of vision, but remains greatly impaired on color perception.
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The change in focal length of an eye lens is caused by the action of the:(a) Pupil(b) Retina(c) Cilliary muscles(d) Iris
Chapter 8 Solutions
MASTERING A&P PLUS WITH ETEXT
Ch. 8 - More than one choice may apply. Which of the...Ch. 8 - More than one choice may apply. Identify the...Ch. 8 - Prob. 3MCCh. 8 - Which cranial nerve controls contraction of the...Ch. 8 - The cornea is nourished by a. corneal blood...Ch. 8 - When the eye focuses for far vision, a. the lens...Ch. 8 - Convergence a. requires contraction of the medial...Ch. 8 - Prob. 8MCCh. 8 - Prob. 9MCCh. 8 - Prob. 10MC
Ch. 8 - Prob. 11SAECh. 8 - Prob. 12SAECh. 8 - 13. Diagram and label the internal structures of...Ch. 8 - Prob. 14SAECh. 8 - Prob. 15SAECh. 8 - 16. What is the blind spot, and why is it so...Ch. 8 - What name is given to the structure that controls...Ch. 8 - What is the fovea centralis, and why is it...Ch. 8 - Prob. 19SAECh. 8 - Describe the difference between the photopupillary...Ch. 8 - 21. Define hyperopia, myopia, and emmetropia.
Ch. 8 - Prob. 22SAECh. 8 - Prob. 23SAECh. 8 - Prob. 24SAECh. 8 - Many students struggling through mountains of...Ch. 8 - Prob. 26SAECh. 8 - Prob. 27SAECh. 8 - Prob. 28SAECh. 8 - Prob. 29SAECh. 8 - Prob. 30SAECh. 8 - Prob. 31SAECh. 8 - Prob. 32SAECh. 8 - Prob. 33SAECh. 8 - Which special sense requires the most learning?Ch. 8 - 35. For each of the following descriptions,...Ch. 8 - Prob. 36CAQCh. 8 - Prob. 37CAQCh. 8 - Prob. 38CAQCh. 8 - Brandon suffered a ruptured artery in his middle...Ch. 8 - Prob. 40CAQCh. 8 - Kathy visits her Optician as she has been...Ch. 8 - 42. Julie and her father love to find the...Ch. 8 - Prob. 43CAQCh. 8 - 44. Mrs. Garson has an immune disorder that causes...Ch. 8 - Prob. 45CAQ
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Because fibers of the optic nerve that originate in the nasal halves of each retina cross over at the optic chiasma, each lateral geniculate receives input from a.both the right and left sides of the visual field of both eyes. b.the ipsilateral visual field of both eyes. c.the contralateral visual field of both eyes. d.the ipsilateral field of one eye and the contralateral field of the other eye.arrow_forwardWhat region of the retina contains a high density of photoreceptor cells and allows for extremely detailed vision? a. fovea centralis b. optic disc c. ora serrata d. ciliary bodyarrow_forwardAs people age, the lens of the eye becomes ____, which leads to a type of farsightedness called _____. a. less flexible; hyperopia b. less flexible; presbyopia c. more flexible; hyperopia d. more flexible; presbyopiaarrow_forward
- Which of the following is accurate about the maculae of the vestibular apparatus? a. They detect rotational movements of the head. b. They are located in the semicircular canal. c. Nerve signals are generated when the otolithic membrane bends the stereocilia of the hair cells. d. They are the organs of hearing.arrow_forwardMatch the type of vision below with the proper receptor (Rods or Cones) _____ A. vision in relatively dim light _____ B. color vision _____ C. general outlines _____ D. sharp imagesarrow_forwardThe ciliary body/ muscle change the shape of the _____________. a.sclera b.optic disc c.retina d.cornea e.lensarrow_forward
- The malleus, incus, and stapes of the middle ear are joined by tiny _____. A. syndesmoses B. gomphoses C. suture joints D. synovial jointsarrow_forwardDescribe how the ciliary muscle controls the shape of the lens.arrow_forwardEyelids that separate may be corrected by: a. a surface pack of cavity fluid b. stretching and cementing c. injecting a bleaching agent d. heat from an electric spatulaarrow_forward
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