Sleep Stages
This stage of sleep is the lightest, where you may experience hypnic jerks
What is Stage 1 sleep?
What does the abbreviation REM stand for?
Also, explain what is the significance of REM in psychology?
Rapid Eye Movement.
Scientist use the eyes of the sleeping patient to measure how deep the patient is into sleep.
The body’s 24-hour biological clock is called this
What is the circadian rhythm?
The basic unit of the nervous system is called this in the brain. It carries information/messages across the brain.
What is a neuron
What stage of the REM stages do dreams & nightmares happen in the person while sleeping?
Stage 3 REM. The deepest stage of sleep for a person.
A sleep disorder where a person has difficulty falling or staying asleep
What is insomnia?
What does the central nervous system (CNS) consist of?
Also,
Why are they important for the human body?
The brain & the spinal cord
In this stage, delta waves dominate and the body is in deep sleep.
What is Stage 3
A disorder where people stop breathing while asleep, often waking up gasping
What is sleep apnea
Traveling across time zones can disrupt this cycle, causing fatigue.
What is jet lag?
This part of the brain is responsible for reasoning, planning, and problem-solving
What is the frontal lobe?
This sleep stage is associated with vivid dreams and rapid eye movement. Its the abbreviation for the whole classification system.
What is REM sleep classification?
A disorder mostly affecting children, involving walking while asleep
What is sleepwalking?
Teenagers often experience a natural shift in their circadian rhythm, making them prefer this sleep schedule.
What is going to bed late and waking up late?
This neurotransmitter is associated with the feel good chemical in the brain, pleasure, and motivation.
What is dopamine?
These slow, large brain waves dominate deep sleep. Not REM related.
What are delta waves?
Unlike nightmares, these occur in Stage 3 deep sleep and cause intense fear
What are night terrors?
Sleep deprivation can impair this lobe of the brain, making decision-making harder.
What is the frontal lobe?
Damage to this part of the CNS can result in paralysis below the injury site.
What is the spinal cord?