Ch 5 Review Flashcards
________ refers to the minimum amount of stimulus energy required to be detected 50% of the time.
Absolute threshold
Decreased sensitivity to an unchanging stimulus is known as ________.
sensory adaptation
________ involves the conversion of sensory stimulus energy into neural impulses.
transduction
________ occurs when sensory information is organized, interpreted, and consciously experienced.
perception
Which of the following correctly matches the pattern in our perception of color as we move from short wavelengths to long wavelengths?
yellow to orange to red
The visible spectrum includes light that ranges from about ________.
400–700 nm
The electromagnetic spectrum includes ________.
radio waves, x-rays, and infrared light
The audible range for humans is ________.
20-20,000 Hz
The quality of a sound that is affected by frequency, amplitude, and timing of the sound wave is known as
________.
timbre
The ________ is a small indentation of the retina that contains cones.
fovea
________ operate best under bright light conditions.
cones
________ depth cues require the use of both eyes.
binocular
If you were to stare at a green dot for a relatively long period of time and then shift your gaze to a blank white screen, you would see a ________ negative afterimage.
red
Hair cells located near the base of the basilar membrane respond best to ________ sounds
high-frequency
The three ossicles of the middle ear are known as ________.
malleus, incus, and stapes
Hearing aids might be effective for treating ________.
sensorineural hearing loss
Cues that require two ears are referred to as ________ cues.
binaural
Chemical messages often sent between two members of a species to communicate something about reproductive status are called ________.
pheromones
Which taste is associated with monosodium glutamate?
umami
________ serve as sensory receptors for temperature and pain stimuli.
free nerve endings
Which of the following is involved in maintaining balance and body posture?
vestibular system
According to the principle of ________, objects that occur close to one another tend to be grouped together.
proximity
Our tendency to perceive things as complete objects rather than as a series of parts is known as the principle of ________.
closure
According to the law of ________, we are more likely to perceive smoothly flowing lines rather than choppy or jagged lines.
good continuation
The main point of focus in a visual display is known as the ________.
figure
