AP Psych Unit 1 Part 2

Mr. Dayton occasionally stops breathing while sleeping and wakes up to snort air for a few seconds before falling back to sleep. What condition does Mr. Dayton likely suffer from?

• Insomnia

• Sleep apnea

• Narcolepsy

• Restless leg syndrome

How is the hypothalamus involved in sleep?

• It produces melatonin

• It regulates circadian rhythms through the suprachiasmatic nucleus

• It controls the release of adrenaline

• It induces REM sleep

Which of the following sleep disorders would have the most negative impact for a commercial bus driver?

• Insomnia

• Sleep apnea

• Sleepwalking

• Night terrors

In experiments, an image is quickly flashed and then replaced by a masking stimulus that inhibits conscious perception of the original image. What are researchers studying in these experiments?

• Subliminal messaging

• Priming

• Visual acuity

• Depth perception

Objects are brought into focus on the retina by changes in the curvature and thickness of which part of the eye?

• Cornea

• Lens

• Retina

• Iris

Giulio's bag of marbles is twice as heavy as Jim's. If it takes 5 extra marbles to make Jim's bag feel heavier, how many extra marbles will it take to make Giulio's bag feel heavier?

• 5 marbles

• 10 marbles

• 15 marbles

• 20 marbles

Which process allows more light to reach the periphery of the retina?

• Constriction of the pupil

• Dilation of the pupil

• Accommodation of the lens

• Convergence of the eyes

Some people are better than others at detecting slight variations in the tastes of various blends of coffee. This best illustrates the importance of what?

• Sensory adaptation

• Difference thresholds

• Absolute thresholds

• Signal detection theory

Although Manuel was sitting right next to his parents, he smelled a skunk minutes before they did. Apparently, Manuel has a lower what?

• Difference threshold for skunk odor

• Absolute threshold for skunk odor

• Sensory adaptation to skunk odor

• Signal detection for skunk odor

Which receptor cells most directly enable us to distinguish different wavelengths of light?

• Rods

• Cones

• Bipolar cells

• Ganglion cells