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1 | |
Transduction is the |
| | A) | process of sending energy to sensory receptor cells. |
| | B) | translation of one form of energy into another. |
| | C) | interpretation of neural codes. |
| | D) | transmission of neural codes to the brain. |
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2 | |
When you first jumped into the 78-degree water in your swimming pool, you were overwhelmed with how cold it felt. But after 15 minutes, you were telling your friends how nice the water felt and encouraging them to join you. Thank goodness for |
| | A) | absolute thresholds. |
| | B) | Weber's law. |
| | C) | sensory adaptation. |
| | D) | difference thresholds. |
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3 | |
You are looking at an object in the distance. In order to focus on that object, what is happening to the lens of your eye? |
| | A) | The ciliary muscle is relaxed, causing the lens to become longer and thinner. |
| | B) | The ciliary muscle is contracted, causing the lens to become longer and thinner. |
| | C) | The ciliary muscle is relaxed, causing the lens to become shorter and rounder. |
| | D) | The ciliary muscle is contracted, causing the lens to become shorter and rounder. |
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4 | |
In macular degeneration, receptor cells in the center of the retina begins to deteriorate. Which visual functions would be most impacted by this disease? |
| | A) | peripheral vision and night vision |
| | B) | visual acuity and color vision |
| | C) | visual acuity and night vision |
| | D) | peripheral vision and color vision |
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5 | |
Which theory best describes color vision at the level of the cortex? |
| | A) | place theory |
| | B) | volley theory |
| | C) | trichromatic theory |
| | D) | opponent-process theory |
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6 | |
An orchestra is getting ready to perform a concert. When the first chair violin plays the "A" note all the instruments follow suit. Which property of sound accounts for the fact that each instrument has a different sound quality? |
| | A) | intensity |
| | B) | wavelength |
| | C) | complexity |
| | D) | frequency |
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7 | |
Which represents the correct order for the conduction of sound through the ear? |
| | A) | eardrum, stirrup, hammer, anvil, oval window, cochlea |
| | B) | eardrum, hammer, anvil, stirrup, oval window, cochlea |
| | C) | eardrum, anvil, hammer, stirrup, round window, cochlea |
| | D) | eardrum, anvil, hammer, stirrup, oval window, cochlea |
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8 | |
As the intensity of a sound increases |
| | A) | hair cells fire at a slower rate. |
| | B) | hair cells closer to the oval window fire. |
| | C) | hair cells fire at a faster rate. |
| | D) | the number of hair cells that fire increases. |
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9 | |
In the semicircular canals the sensory receptor cells are located in the |
| | A) | utricle. |
| | B) | organ of Corti. |
| | C) | the saccule. |
| | D) | the cupula. |
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10 | |
If you are sensing intense heat, which receptor cells in the skin are firing? |
| | A) | Free nerve endings that detect warmth and free nerve endings that detect cold. |
| | B) | Specialized end bulbs that detect warmth. |
| | C) | Tactile discs that detect warmth and tactile discs that detect extreme heat. |
| | D) | Free nerve endings that detect warmth. |
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11 | |
Which chemical sensitizes pain gates in such a way that they transmit slow-pain impulses more readily? |
| | A) | estrogen |
| | B) | substance P |
| | C) | endorphins |
| | D) | dopamine |
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12 | |
Which grouping principle states that we are more likely to perceive continuous patterns over discontinuous patterns? |
| | A) | simplicity |
| | B) | closure |
| | C) | continuity |
| | D) | figure-ground |
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13 | |
The tongue is most sensitive to bitter tastes |
| | A) | on either side. |
| | B) | at its tip. |
| | C) | near the back. |
| | D) | in the middle. |
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14 | |
Which depth perception cue is active when you see parallel lines converging? |
| | A) | retinal disparity |
| | B) | linear perspective |
| | C) | superposition |
| | D) | texture gradient |
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15 | |
Of the following, which is a binocular depth perception cue? |
| | A) | superposition |
| | B) | aerial perspective |
| | C) | convergence |
| | D) | accomodation |
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