Psyc 273 - Bio Rhythms/Sensation and Perception Quiz

Fibers of the ___ nerve contact the bases of hair cells.

Vestibulocochlear

The only sensory system with direct connections to cognitive areas responsible for memory and emotion.

Olfaction

___ is a condition marked by stimuli in one modality causing the involuntary experience of a different sensation in another modality. 

Synesthesia

The onion-like receptor found in skin that selectively responds to vibration and pressure is the…

Pacinian corpuscle 

It is thought that acupuncture relieves pain by…

activating endogenous opioids and through the placebo effect.

People differ in their concentration of ___, and this variation may account for differences in ___ in different individuals.

cones; acuity

If we want to mimic natural circadian signaling, when would be the best time to administer a melatonin agonist?

~2 hours before the patient’s bedtime

According to the studies discussed in class, dreaming is likely related to ___ activity.

Serotonin & dopamine

Which hormone produced by the pineal gland helps Laura Dern wake up in the morning even when she wears an eye mask to help her fall asleep?

Melatonin

Kehlani has been traveling across different time zones for her tour. And she’s having a difficult time falling asleep when she finally gets time to sleep. Which of the following best explains Kehlani’s situation?

Kehlani is experiencing sleep-onset insomnia

The ability to differentiate between the odor of a lemon and a grapefruit is due to differences in ___. 

Sensation and perception

There is strong scientific evidence for a sense of ___ in humans. 

nociception

In the mirror treatment of phantom limb pain, the visual illusion…

tricks the brain into thinking it is controlling the amputated limb.

A point of light located in the upper left of the visual field is projected to the ___ part of the retina.

lower right

What would be the effect of a drug that BLOCKS glutamate receptors on the SCN? 

The SCN would not entrain to light

Which of the following is correct in regards to the study on sleep and learning discussed in lecture?

Sleep's effects on learning likely occur during SW

What key characteristic is shared in dreaming and LSD induced hallucinations?

• activation of visual cortex

• cognitive bizarreness

• saccadic eye movement

• all of the above

Which of the following is the reason why biological rhythms are called circadian rhythms?

The processes have a 24-hour period

Allie and Christine had a sleepover to celebrate Allie’s 10th birthday. Allie woke up in the middle of the night to see that Christine wasn’t in the bed next to her. She walked out of the bedroom to see Christine walking in the hallway. Which of the following may apply to Christine?

Christine has somnambulism

The Organ of Corti is in the…

inner ear

Taste is ___ represented, meaning that each side of the tongue has its own nerve supply.

bilaterally

The basal forebrain is responsible for…

• releasing inhibitory signals that induce sleep

• releasing excitatory signals during wakefulness

• activity during SWS

• all of the above

Humans have ___ senses.

many

The tiny bones of the middle ear are collectively known as the…

ossicles.

Being able to tell a grape jellybean from a lime one uses requires us to detect the ___ of the candy.

• smell

• flavor

• taste

• all of the above

___ is a condition marked by stimuli in one modality causing the involuntary experience of a different sensation in another modality. 

Synesthesia

The dorsal column system crosses to the contralateral side of the nervous system at the level of the…

medulla

Sleep is an example of a(n) ___ behavior.

• conserved

• circadian

• homeostatic

• all of the above

Someone claiming "I wasn't asleep!" even though their eyes were closed and they were snoring was likely in which stage of sleep?

Stage 2

Which neurotransmitter's receptors would it target to combat narcolepsy?

Orexin