Sensing and Perceiving
50 questions available
Questions
What is the approximate range of the electromagnetic spectrum, known as the visible spectrum, that human eyes can detect?
View answer and explanationWhich part of the eye is a clear covering that protects the eye and begins to focus incoming light?
View answer and explanationThe Young-Helmholtz trichromatic color theory proposes that color perception is based on the signals from which three types of cones?
View answer and explanationWhat is the term for the decreased responsiveness toward a stimulus after it has been presented numerous times in succession?
View answer and explanationApproximately how many rods, the visual neurons specializing in black, white, and gray colors, are in each human eye?
View answer and explanationThe experience of an afterimage, such as seeing blue after staring at a yellow object, is best explained by which theory of color perception?
View answer and explanationWhat is the term for the process of converting stimuli detected by receptor cells into electrical impulses that are then transported to the brain?
View answer and explanationProlonged and repeated exposure to sounds above how many decibels is cited as a cause of sensorineural hearing loss?
View answer and explanationThe gate control theory of pain proposes that the operation of two types of nerve fibers that determine pain perception are located in which part of the body?
View answer and explanationThe McGurk effect, where seeing a person's mouth move for one sound while hearing another sound leads to a perceptual error, is a primary example of what concept?
View answer and explanationWhat is the absolute threshold of a sensation defined as?
View answer and explanationWhat is the term for the ability to perceive three-dimensional space and to accurately judge distance?
View answer and explanationIn the process of hearing, what is the snail-shaped, liquid-filled tube in the inner ear that contains the cilia?
View answer and explanationThe tongue is able to detect six different taste sensations. Which of these is described as a meaty taste associated with foods like cheeses and mushrooms?
View answer and explanationIn signal detection analysis, what is the outcome called when a person correctly identifies a signal that was present?
View answer and explanationThe monocular depth cue where we tend to see objects higher up in our field of vision as being farther away is known as what?
View answer and explanationAccording to the text, human tongues are covered with approximately how many taste buds?
View answer and explanationWhat is the term for the ability to sense the position and movement of our body parts, which is accomplished by specialized neurons in the skin, joints, bones, ears, and tendons?
View answer and explanationThe Ponzo illusion, where an upper horizontal bar on a set of converging lines appears longer than an identical lower bar, is caused by a failure of which monocular depth cue?
View answer and explanationWhich photoreceptor cells in the retina specialize in detecting black, white, and gray colors and are particularly active in peripheral vision and dim light?
View answer and explanationWhat is the term for the visual sensory memory that holds an image for about one-quarter of a second and was first studied by psychologist George Sperling?
View answer and explanationAccording to Weber's Law, the ability to detect the difference between two stimuli depends on what factor?
View answer and explanationWhich Gestalt principle of form perception explains our tendency to fill in gaps in an incomplete image to create a complete, whole object?
View answer and explanationWhat is the term for the perception of motion that occurs when different images are presented next to each other in succession, which is the basis for motion pictures?
View answer and explanationThe human ear can detect a wide range of sound frequencies. It can detect sounds as low as 20 hertz and as high as what frequency?
View answer and explanationWhich theory of hearing proposes that our perception of pitch is determined by the specific area of the cochlea that is most activated by an incoming sound?
View answer and explanationAccording to the text, the experience of a tickle is caused by the stimulation of which type of neighboring receptors in the skin?
View answer and explanationIn the context of cognitive biases affecting memory, what does 'salience' refer to?
View answer and explanationWhich system, located in the inner ear and composed of the semicircular canals and vestibular sacs, is responsible for monitoring the head's position and maintaining the body's balance?
View answer and explanationWhat is the name of the structure in the eye, located behind the pupil, that focuses incoming light on the retina?
View answer and explanationThe cones, visual neurons specialized in detecting fine detail and colors, are located primarily in and around which part of the retina?
View answer and explanationColor blindness, which is the inability to detect either green and/or red colors, is caused by a lack of functioning in which type of cells?
View answer and explanationThe experiment by Eleanor Gibson and Richard Walk that tested the ability of infants to perceive depth used a mechanism that gives the perception of a dangerous drop-off. What is this mechanism called?
View answer and explanationConvergence, which is the inward turning of our eyes required to focus on objects less than about 50 feet away, is an example of what type of depth cue?
View answer and explanationAuditory sensory memory, also known as echoic memory, can last for as long as how many seconds, allowing us to remember words at the beginning of a sentence by the time we get to the end?
View answer and explanationWhat is the term for the snail-shaped, liquid-filled tube in the inner ear where sound waves are transduced into nerve impulses?
View answer and explanationThe thousands of nerve endings in the skin respond to four basic sensations: pressure, hot, cold, and pain. Which of these four is the only one to have its own specialized receptors?
View answer and explanationWhat is the term for the cognitive bias that describes the tendency to verify and confirm our existing memories and schemas rather than to challenge and disconfirm them?
View answer and explanationThe 'cocktail party phenomenon,' where you can be focused on a conversation but still hear your name mentioned across the room, is an example of what perceptual process?
View answer and explanationWhat is the term for the ability to perceive a stimulus, such as a door, as having a constant shape, even though the sensation it creates on our receptors changes as it swings open and shut?
View answer and explanationA typical conversation is measured at about 60 decibels. According to the text, how many times louder is this than a faint whisper at 30 decibels?
View answer and explanationWhat type of hearing loss is caused by physical damage to the ear, such as to the eardrums or ossicles, which reduces the ability to transfer vibrations from the outer to the inner ear?
View answer and explanationIn the sense of smell (olfaction), where are the 10 million to 20 million receptor cells that detect airborne chemical molecules located?
View answer and explanationWhat is the term for an experience in which one sensation, such as hearing a sound, creates experiences in another, such as seeing a color?
View answer and explanationThe Mueller-Lyer illusion, where a line segment with arrowheads pointing outward appears shorter than an identical line with arrowheads pointing inward, is likely the result of a failure of which type of cues?
View answer and explanationWhat is the name of the central point of the retina, which contains a high concentration of cones and is responsible for sharp, detailed vision?
View answer and explanationAccording to the place theory of hearing, higher tones excite areas of the cochlea that are closest to what structure?
View answer and explanationIn the framework of signal detection analysis, what is a 'false alarm'?
View answer and explanationIn the experiment on subliminal stimuli by Karremans, Stroebe, and Claus, what was the product name presented subliminally to students?
View answer and explanationWhat is the collective name for the three tiny bones in the middle ear—the hammer, anvil, and stirrup—that relay vibrations from the eardrum to the cochlea?
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