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Nervous System (Major part of the brain (ventricles; (The ventricular…

- - - - controls most functions of the body and mind. It consists of two parts: the brain and the spinal cord. The brain is the center of our thoughts, the interpreter of our external environment, and the origin of control over body movement.
      - connect the CNS to the limbs and organs, essentially serving as a relay between the brain and spinal cord and the rest of the body.
- - - - impair memory, attention, and concentration.
    - - damages the cells and the respected tuissues
    - - Leaves you in a hyper active state craving more and more which can be one of the most potent drugs on the list
    - - drowsiness. confusion dizziness trembling impaired coordination.
        vision problems.
        grogginess feelings of depression.
    - - it can impair your very brain cells to the point of where you would need stronger and stronger drugs.
    - - ensations and images that seem real though they are not. Additionally, dissociative drugs can cause users to feel out of control or disconnected from their body and environment.
- - - - is an irreversible, progressive brain disorder that slowly destroys memory and thinking skills and, eventually, the ability to carry out the simplest tasks.
    - - This damage interferes with the ability of brain cells to communicate with each other. When brain cells cannot communicate normally, thinking, behavior and feelings can be affected
    - - it creates pressure on and changes the function of surrounding brain tissue, which causes signs and symptoms such as headaches, nausea and balance problems.
    - - Generalized seizure symptoms may cause loss of consciousness, falls, or massive muscle spasms.
    - - level of the neurotransmitter serotonin is lower in individuals who have depression.
    - - PD symptoms such as tremor, slowness of movement, stiffness, and balance problems occur.
    - - in brain function that typically lasts less than 1 hour and results from a temporary blockage of the brain's blood supply. The cause and symptoms of a TIA are the same as those of an ischemic stroke.
- - - - They are the molecules used by the nervous system to transmit messages between neurons, or from neurons to muscles. Communication between two neurons happens in the synaptic cleft