Sleep
How many stages of sleep are there?
4
What age is the physical development of the brain completed?
Age 10
Where does coordination of movement happen?
In the midbrain.
Does the reticular formation receive pain?
The reticular formation is one means by which pain signals from the lower body reach the cerebral cortex.
What are meninges?
protective layers
light sleep; easily awakened
What are the causes of digital dementia?
Spending 7 hours a day or more on an electronic device, prevents focusing and memorizing of information.
What does the brain stem include?
Midbrain, pons, and medulla oblongata.
What is the reticular formation?
It is a complex network of interconnected nuclei throughout the brainstem
What is the infection of the meninges?
Meningitis
How long does each sleep cycle last?
Each cycle lasts 90-110 minutes.
What is the frontal lobe responsible for?
Decision making and reasoning. Such as right or wrong and cause and effect.
What does the brain stem coordinate?
Head and eye movement
What is the reticular formation responsible for?
Attention and focusing (not the only structure responsible for this) cardiovascular functions, respiration, sleep , consciousness and alertness.
What does meninges contain?
Cerebrospinal fluid
What is it believed that dreams occur, in real time or accelerated time?
Real time
How does the adolescent brain mature?
It matures by having its different components become more interconnected.
How is the stem brain structurally different from the actual brain?
It has deep gray matter surrounded by white matter (becomes spinal cord)
What controls reticular formation?
The reticular activating system (RAS), also known as the ascending arousal system.
What is meningitis?
Inflammation of the protective membranes covering the brain and spinal cord, the meninges.
What can sleep deprivation lead to?
Early death due to heart disease, diabetes, high blood pressure, and obesity.
How do electronics stimulate the brain?
It stimulates the left side of the brain leaving the right side under-developed.
What does the pons part of the brain stem help to do?
Helps maintain normal rhythm of breathing.
What happens if you stimulate the reticular formation?
It evokes changes in the EEG
What are the layers of the meninges?
Dura mater, arachnoid layer, Sub arachnoid space (CSF), pia mater, gray matter, white matter.