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Cognitive disorders

About Cognitive disorders and more frequently asked questions

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Cognitive disorders

  1. 1. BY- YASHI JAIN
  2. 2. • Cognitive disorders affects memory, orientation, attention and judgment due to primary or secondary abnormalities of the central nervous system (CNS). • Neurocognitive diseases develop mostly in later stage of life. • Cognitive patient’s may suffer with psychiatric symptoms like depression, anxiety, paranoia, hallucinations, and delusions. • Delirium, dementia, and amnestic disorder are some of the major cognitive disorders.
  3. 3. • Delirium • Dementia • Amnesia
  4. 4. • Delirium is a neuropsychiatric syndrome also known as acute confusional state. • It is a temporary mental state which may cause confusion, anxiety, incoherent speech, and hallucinations. • Delirium may cause change in cognition e.g memory deficit, disorientation, language disturbance. • Males are at higher risk to suffer with delirium. • Toxins, surgery, head injury, shock or infections in brain by bacteria, viral, etc. may be the major cause of the disease.
  5. 5. • Speech problems • Motor problems • Hyperactive • Hypoactive • Sleep disturbance • Hallucinations • Language disorder • Perceptual disturbances
  6. 6. • The term dementia is derived from the Latin word demens (“de” :private, “mens”: mind, intelligence, judgment). • It causes long term loss of ability to think and represent decline from a previous level of functioning. • This is more common in females. • May be caused by Alzheimer’s, HIV, Head trauma, Parkinson’s disease, Pick’s disease, Huntington’s disease.
  7. 7. • Agitation • Depression • Tremors • Balanced problems • Speech and language difficulty • Hallucinations • Anxiety • Restlessness
  8. 8. • It is a deficit memory caused by damage in brain or diseases. • This may be caused by head trauma, traumatic events, use of heavy alcohol or physical deficiencies.
  9. 9. • Q-What is neurogenesis? • A- neurogenesis is the formation of neurons in the womb. • Q- Neuron numbers can be increased by taking coffee? • A-well this is hypothetical question researchers are still working on it. • Q-Does coffee prevents risk of Alzheimer’s Diseases? • A- Yes, consuming coffee regularly reduces risk of Alzheimer’s. • Q-How drugs gives us sensation of pleasure? • A-Due to release of an neurotransmitter “Dopamine” you get sensation of pleasure.
  10. 10. • Q-What proteins are formed during Alzheimer’s? • A-Researchers are still working on it, basically it is beta amyloid and tau protein. • Q-How do we feel sleepy? • A-It is due to release of an neurotransmitter “Melatonin”