Reference no: EM133470668
Questions
1. ?The Gestalt principle of proximity states that
?(a) two eyes are needed to perceive certain figures,.
?(b) we tend to group like things together.
?(c) we tend to group together elements that are near to each other.
?(d) "image demons" are closer to the stimulus than are "feature demons".
2. ?The neurons in the parvocellular layers of the LGN provide the cortex with the information needed for
?(a) color vision.
?(b) pure motion perception.
?(c) cyclic motion perception.
?(d) the cortex's ability to reduce the effects of noise in signal detection tasks.
3. ?When a light area appears next to a darker area, an observer may see Mach bands (lighter and darker bands) near the transition from light to dark. These are due to
?(a) a reduction in d' at such a contour.
?(b) an increase in d' at such a contour.
?(c) the effects of lateral inhibition.
?(d) the increase in lateral excitation in receptive fields of cortical neurons.
4. ?The area of visual cortex that is specialized for processing movement is
?(a) the Infero-Temporal (IT) cortex.
?(b) the Medial Temporal area (MT).
?(c) area V6.
?(d) the frontal lobe.
5. ?A hypercolumn in the visual cortex is
?(a) a collection of hypercomplex cells.
?(b) a processing module for a particular area of retina.
?(c) an area devoted to processing information from the horopter.
?(d) a region for processing extremely fine detail in a visual image.
6. ?Most of the information about sound waves is conveyed to the brain by the
?(a) outer hair cells.
?(b) inner hair cells.
?(c) cochlear membrane.
?(d) tympanic membrane.
7. ?"Refraction" refers to
?(a) the bending of rays of light by a lens.
?(b) a procedure to determine the inverse of the power of corrective lenses needed for clear vision.
?(c) a procedure for measuring the power of a lens needed to correct optical astigmatism.
?(d) a procedure for measuring the power of the lens needed to correct optical myopia.
8. ?Some forms of deafness can be alleviated
?(a) by puncturing the round window of the cochlea.
?(b) with use of procedures of Constant Stimuli.
?(c) by small, focal lesions in the inferior colliculi.
?(d) by using a cochlear implant.
9. ?Which of the following does not contribute to sound localization?
?(a) Interaural time difference.
?(b) Interaural level difference.
?(c) Cone of confusion.
?(d) Musical sounds.
10.? _______ is the lowest-frequency component of a complex periodic sound.
?(a) Harmonic sound
?(b) Missing fundamental
?(c) Fundamental frequency.
?(d) Timbre.