Consciousness
What is the Definition of Consciousness?
Consciousness refers to your individual awareness of your unique thoughts, memories, feelings, sensations, and environments. Essentially, your consciousness is your awareness of yourself and the world around you. This awareness is subjective and unique to you.
What is the Definition of Sleep Disorders?
Sleep disorders (or sleep-wake disorders) involve problems with the quality, timing, and amount of sleep, which result in daytime distress and impairment in functioning. Sleep-wake disorders
What is the Definition of the Stages of Sleep?
sleep cycle based on the type of brain activity that occurs during the stage. During stages 1 to 4, a person will feel drowsy, fall asleep, and move into a deep, dreamless sleep.
What is the Definition of Substance Abuse?
What is the definition of sleep?
Sleep is is a state marked by relatively low levels of physical activity and reduced sensory awareness.
What are the 6 Stages of Consciousness?
What is the most common Sleep Disorder?
Insomnia.
How many stages of Sleep are there?
4
Whats the most common Substanced Abused?
Prescription and Over-the-Counter Medications
Approximately how much of our life do we spend sleeping?
We spend approximately 1/3 of our lives sleeping.
What is an example of a circadian rhythm?
Our sleep wake cycle.
What are some examples of parasomnias?
Some examples may include restless leg syndrome, night terrors, or sleepwalking.
What kind of waves are in each stage of sleep?
Stage 1 - alpha and theta waves.
Stage 2 - theta waves interrupted by sleep spindles.
Stage 3 + 4 - Delta waves
What are the 4 major categories of drugs?
Depressants, stimulants, opioids, and hallucinogens.
What is is called when someone who is sleep deprived takes a shorter time to fall asleep?
Sleep rebound.
What are the consequences of sleep debt?
The consequences of sleep debt are decreased levels of alertness and mental efficiency.
What is the difference between obstructive sleep apnea and central sleep apnea?
Obstructive sleep apnea is when an someone's airway becomes blocked during sleep, and air is prevented from entering the lungs.
Central sleep apnea is a disruption in signals sent from the brain that regulate breathing, which causes periods of interrupted breathing
What's the difference between latent and manifest content?
Manifest content is the actual content, or storyline, of a dream and latent content refers to the hidden meaning of a dream.
What is the difference between a physical dependence and a psychological dependence?
A physical dependence is when the user with experience withdrawals from stopping using the substance.
A psychological dependence is when someone has an emotional need for the drug and may use the drug to relieve psychological distress.
Which areas of the brain control sleep-wake cycles?
The areas of the brain that control sleep wake cycles are the thalamus, the hypothalamus, and the pons.
Which area of the hypothalamus is the brain’s clock mechanism is located in?
The suprachiasmatic nucleus.
What role does cataplexy play in narcolepsy?
In a narcoleptic episode, it can cause lack of muscle tone or muscle weakness, and can cause complete paralysis of the voluntary muscles.
What is a very high amplitude pattern of brain activity that may in some cases occur in response to environmental stimuli?
A K-complex
What do stimulants and depressants to to your brain and body?
Stimulants increase levels of neural activity and causes an increase in dopamine produced.
Depressants suppress central nervous system activity.
What is one theory of sleep in evolutionary psychology?
One theory is that sleep is essential to restore resources that are used during the day.
Another theory is that our sleep patterns evolved from an adaptive response to predatory risks, which increased in the darkness.