Which term describes the tendency to maintain a balance, or optimal level, within a biological system?

What hormone does the pineal gland release?

The ________ rhythm is the biological rhythm that occurs over approximately 24 hours.

Which state is marked by relatively low levels of physical activity and reduced sensory awareness that is distinct from periods of rest while awake?

The sleep debt is the result of ________.

The ________ wave is characteristic of stage 1 sleep.

In what stage of sleep do sleep spindles appear?

A theta wave is a type of ________.

Which theorist described dreams as having manifest and latent content?

The hidden meaning of a dream is called the ________ content.

NREM sleep is a period of sleep ________.

Sleepwalking is also referred to as ________.

________ is one of a group of sleep disorders in which unwanted, disruptive motor activity and/or experiences during sleep play a role.

Obstructive sleep apnea occurs when ________.

Sleep apnea is defined by ________.

Sleepwalking, night terrors, and restless leg syndrome are all examples of________.

Ali is aware of his feelings, emotions, and thoughts. He is also aware of his surroundings, the warmth of the sun, and the sound of nearby traffic. Ali is in a state of ________.

Which of the following is an example of wakefulness?

Regular feelings of hunger are an example of a(n) ________ rhythm.

When Brady is hot he sweats. When Brady is cold, he gets goose bumps on his skin so he will warm up more quickly. This is an example of how the body tries to achieve ________.

Most people are awake during the day and asleep at night because their ________ cycles are aligned with the outside world.

Seeing the light from the sun, feeling the warmth of a room, and hearing the voice of a friend are all examples of ________ stimuli.

The sleep cycle is an example of a(n) ________ rhythm.

Mona lives in North Carolina. She takes an overnight flight to California to visit with family for a month; when she arrives she is fatigued, sluggish, and irritable. For the next week or so she has trouble sleeping. Mona is probably suffering from ________.

Victoria has accumulated a large sleep debt. This means that she ________.

Hamid is a 9-1-1 operator. When the blizzard began, he was told he would have to stay and work three extra shifts to cover for coworkers who were not able to drive to work through the storm. After 32 hours of exhausting work, he makes it home and discovers he is unable to fall asleep no matter how hard he tries. Hamid may be experiencing ________.

Mohammed is sleeping. His eyelids are quivering because his eyes are darting around. Mohammed is probably experiencing ________ sleep.

Isla is describing her dream to a friend. She explains that in her dream she being chased by zombies and she escaped them by hiding in a refrigerator. Her description of her dream is focused on ________ content.

Nancy is aware that she is dreaming when she has a nightmare, so she concentrates and changes her dream from bad to good. This is a good example of ________ dreaming.

Which of the following is a symptom of REM sleep behavior disorder (RBD)?

After Omar falls asleep he feels a sense of panic, screams, and attempts to escape from his room. Which parasomnia does Omar have?

Marlowe wakes up from a dream about his teeth falling out. He looks in a dream dictionary and finds losing teeth is usually dream symbolism for anxiety. Marlowe is focused on the ________ content.

Uncomfortable sensations in the leg during periods of inactivity are a symptom of ________ leg syndrome.

Tayla smokes marijuana. At first, just a few inhalations were enough to cloud her mind. Over time, she needs to smoke more and more to achieve the same affect. This is an example of ________.

Alcohol is considered a ________ because it tends to suppress central nervous system activity.

Samek was driving to work when he suddenly felt paralyzed and couldn’t resist falling asleep. Samek may have ________.

Tariq depends on cigarettes to relieve his stress, though he smokes so infrequently that he experiences no significant, noticeable physical symptoms when he is not smoking. What does this exemplify?

Cocaine is considered a ________ drug because it tends to increase overall levels of neural activity.

While ________ is generally achieved through the interaction of a therapist and the person being treated, an individual can perform ________ alone.

Katia is experiencing a state of extreme self-focus and attention. Her brother is trying to get her attention, but she ignores him. Her phone is buzzing, but she doesn’t notice. This state was induced through ________.

Which of the following would be experienced during a euphoric high?

What occurs during stage 1 sleep?