Unit 1, Part 2: Biological Bases of Behavior: Practice Exam

While engaged in an argument with his brother, a man suddenly falls asleep. With which sleep disorder is he most likely to be diagnosed?

• Sleep apnea

• REM sleep behavior disorder

• Sleepwalking

• Narcolepsy

Which of the following best represents an absolute threshold?

• A guitar player knows that his D string has just gone out of tune.

• A photographer can tell that the natural light available has just faded slightly.

• Your friend amazes you by correctly identifying unlabeled glasses of Coke and Pepsi.

• A cook can just barely taste the small amount of salt she has added to her soup.

Which of the following might result from a disruption of your vestibular sense?

• Inability to detect the position of your arm without looking at it

• Loss of the ability to detect bitter tastes

• Dizziness and a loss of balance

• An inability to detect pain

After looking at a yellow, black, and green American flag for a minute, you shift your gaze to a white wall. Which of the following theories best explains why you "see" a red, white, and blue flag when looking at the white wall?

• Frequency theory

• Young-Helmholtz trichromatic theory

• Opponent-Process theory

• Ganglion-Bipolar theory

Josiah can easily reach out and pet his dog because he is aware of his body parts' position and movement. This awareness is due to which of the following?

• Kinesthesis

• Vestibular sense

• Association areas

• Sequential processing

Sunshine has been deprived of sleep for several nights. She is now showing increasing amounts of paradoxical sleep. This increase indicates that she is experiencing which of the following?

• Circadian rhythms

• Narcolepsy

• Sleep apnea

• REM rebound

After flying from California to New York, Arthur experienced a restless, sleepless night. His problem was most likely caused by a disruption of his normal

• dopamine production.

• circadian rhythm.

• hypnagogic sensations.

• alpha wave patterns.

One theory suggests that the brain activity associated with ________ is helpful for developing and preserving neural pathways in the brain.

• night terrors

• sleep apnea

• dreaming

• hypnagogic sensations

The axons of ganglion cells converge to form

• bipolar cells.

• the auditory nerve.

• the optic nerve.

• the olfactory blub.

The discovery that high-frequency sounds trigger large vibrations near the beginning of the basilar membrane supports the ________ theory.

• gate-control

• frequency

• Young-Helmholtz

• place