What refers to change in the focal length of the eye to bring a retinal image into focus?

Related Mcqs:

1. If two objects are assumed to be the same size, the object that casts the smaller retinal image is perceived to be _______________?

   A. more coarsely textured
   B. less hazy
   C. more distant
   D. closer

2. In experiments, an image is quickly flashed and then replaced by a “masking” stimulus that inhibits conscious perception of the original image. In these experiments, the researchers are studying the effect of:

   A. Tinnitus
   B. Accommodation
   C. Blindsight
   D. Priming

3. If you slowly bring your finger toward your face until it eventually touches your nose, eye-muscle cues called ________________ convey depth information to your brain?

   A. retinal disparity
   B. interposition
   C. continuity
   D. convergence

4. When we stare at an object, each eye receives slightly different image, providing a depth cue known as _____________?

   A. convergence
   B. linear perspective
   C. relative motion
   D. retinal disparity

5. The organization of two-dimensional retinal images into three-dimensional perceptions is called:

   A. Sensory interaction
   B. Retinal interaction
   C. Perceptual constancy
   D. Depth perception

6. A psychologist watches the rapid eye movements of sleeping subjects and wakes them to find they report that they were dreaming. She concludes that dreams are linked to rapid eye movement. this conclusion is based on:

   A. pure speculation
   B. direct observation
   C. deduction from direct observation
   D. prior prediction

7. Size constancy refers to our perception of an object’s size as the same even though its image on the retina_____________ as the distance between us and the object _____________?

   A. increases, decreases
   B. decreases, increases
   C. decreases, decreases
   D. a and b

8. Which of the following in conjunction with somatropin bring growth and act directly on brain cells causing them to differentiate?

   A. Thyroxine
   B. Tri-iodothyronine (T3)
   C. Calcitonin
   D. Both a & b

9. Maham forgot to bring a pillow on the camping trip, so she spent a very uncomfortable and restless night. Unfortunately, she never thought of using her down-filed jacket as a pillow. Maham’s oversight best illustrates:

   A. functional fixedness
   B. confirmation bias
   C. overconfidence
   D. the availability heuristic

10. The drunken driving suspect was unable to hold his hand out to the side and bring this finger to a stop on his nose because of the brain structures depressed first by alcohol is the:

    A. hypothalamus
    B. corpus callosum
    C. cerebellum
    D. medulla