| Question | Answer |
| Psychotrophic Drugs | Mind altering
All affect the action or level of neurotransitter |
| Dopamine ( DA ) | Smooth muscle movement and coordination ,involved in emotions
Helps with decision making |
| Levels of Dopamine ( DA ) to low | * Parkinson's
* Depression |
| Levels of Dopamine ( DA ) to high | * Schizoprenia
* Mania |
| Norepinephrine (NE)
"Fight or Flight " | Plays a major role in :
* Mood regulation
* Cognition
* Perception
* Locomotion
* Cardiovascular function
* Sleep/ wakefulness |
| Levels of Norepinephrine (NE) too low | * Depression |
| Levels of Norepinephrine ( NE) to high | * Schizophrenia
* Mania
* Anxiety |
| Serotonin (5HT) | * Sleep and wake
* Coordination
* Libido
* Appetite
* Mood
* Aggresion
* Perception |
| Levels of Serotonin (5HT) too low | * Depression |
| Levels of Serotonin (5HT) too high | * Mania
* Anxiety |
| SSRI | Selective Serotonin Reuptake Inhibitor
- Keeps the levels higher than normal |
| Acetycholine (Ach) | *Sleep/wake cycle
* Pain perception
*Coordination of movement |
| Acetycholine (Ach) Levels too High | * Depression |
| Levels of Acetycholine (Ach) too low | * Lack of inhibition
* Poor short-term memory
* Alzheimer's
* Parkinson's |
| Gamma-Aminobutyric Acid (GABA) | Slows Activity |
| Levels of GABA too low | * Anxiety Disorders
* Movement Disorders
* Epilepsy |
| Levels of Gaba too High | * Sedation
* Decreased memory
* Anticonvulsant |
| Status Epilepticus | A condition involving non - stop seizures .
GIVE IV Valium or Ativan ( Benzodiazepines- Increase GABA and calms the brain). |
| Growth Hormone | Protein synthesis |
| Hormones | Neuroendocrine System |
| Thyroid Stimulating hormone (TSH) | Metabolism |
| Levels of TSH too high | * Emotional lability
* Insomnia
* Anxiety |
| Levels of TSH too low | * Fatigue
* Depression |
| Adrenocortocotropic Hormone
(ACTH) | Stimulates Cortisol Secretion |
| Levels of ACTH too high | * Mood disorders
* Psychosis |
| Levels of ACTH too low | * Depression
* Apathy - dont care attitude
* Fatigue |
| Gonadotropic Hormones | Estrogen , Progesterone, Testosterone |
| Levels of Estrogen too low | * Depression
* Anorexia nervosa |
| Levels of Testosterone too high | * Increased sexual Behavior
* Aggressiveness |
| Diagnostic Tests | EEG - Electrical activity of brain
CT Scans, MRI
PET - Possitive Emission Tomography ) Radioactive substance image.
* glucose metabolism * O2 utilization * Neurotransmitter activity |
| Neurotransmitters | Chemicals in the brain
Help carry impulses between neurons |
