Alcohol can trigger modifications in the architecture and operation of the blossoming brain, which continues to mature into a person's mid 20s, and it may have consequences reaching far beyond adolescence.
In adolescence, brain development is identified by remarkable changes to the brain's architecture, neuron connectivity ("circuitry"), and physiology. These transformations in the brain alter everything from emerging sexuality to emotionality and cognitive ability.
Not all parts of the adolescent brain mature at the exact same time, which might put a juvenile at a disadvantage in particular situations. The limbic areas of the brain develop sooner than the frontal lobes.
Ways Alcohol Alters the Human Brain
Alcohol alters a juvenile's brain growth in many ways. The consequences of underage drinking on particular brain activities are detailed below.
Alcohol is a central nervous system depressant. Alcohol can seem to be a stimulant because, before anything else, it suppresses the part of the brain that governs inhibitions.
CEREBRAL CORTEX-- Alcohol reduces the cortex as it processes information from a person's senses.
CENTRAL NERVOUS SYSTEM-- When a person thinks about something he wants his body to undertake, the central nervous system-- the brain and the spinal cord-- sends a signal to that portion of the physical body. Alcohol hampers the central nervous system, making the individual think, communicate, and move more slowly.
FRONTAL LOBES -- The brain's frontal lobes are very important for organizing, forming concepts, decision making, and using self-control.
An individual may find it hard to control his or her emotions and urges when alcohol affects the frontal lobes of the brain. The individual might act without thinking or may even get violent. Drinking alcohol over an extended period of time can damage the frontal lobes permanently.
HIPPOCAMPUS-- The hippocampus is the portion of the brain where memories are generated.
Once alcohol reaches the hippocampus, a person may have difficulty recollecting a thing he or she just learned, like a person's name or a phone number. This can occur after just one or two drinks.
Drinking a great deal of alcohol rapidly can trigger a blackout-- not being able to remember entire incidents, like what he or she did last night.
An individual may find it difficult to learn and to hold on to information if alcohol damages the hippocampus.
CEREBELLUM-- The cerebellum is important for coordination, ideas, and focus. When saliva drug test
gets in the cerebellum, a person may have difficulty with these skills. After drinking alcohol, an individual's hands may be so shaky that they can't touch or get hold of things normally, and they may fail to keep their balance and fall.
HYPOTHALAMUS-- The hypothalamus is a little part of the brain that does an amazing variety of the body's housekeeping chores. Alcohol frustrates the work of the hypothalamus. After an individual consumes alcohol, blood pressure, appetite, being thirsty, and the need to urinate increase while physical body temperature and heart rate decrease.
MEDULLA-- The medulla controls the physical body's unconscious actions, such as a person's heartbeat. It also keeps the body at the right temperature. Alcohol really chills the physical body. Consuming a great deal of alcohol outdoors in cold weather can trigger an individual's physical body temperature level to fall below its normal level. This hazardous condition is called hypothermia.
A person may have trouble with these abilities when alcohol enters the cerebellum. After consuming stages of relapse
, a person's hands might be so tremulous that they cannot touch or take hold of things normally, and they may fail to keep their equilibrium and tumble.
After a person drinks alcohol, blood pressure, hunger, being thirsty, and the desire to urinate increase while body temperature levels and heart rate decline.
Alcohol in fact chills the body. Consuming a lot of alcohol outdoors