Definition: Chronic depression, also known as persistent depressive disorder (PDD) or dysthymia, is a type of mood disorder characterized by long-term feelings of sadness, hopelessness, and a lack of interest or pleasure in daily activities. It involves a persistent low mood that lasts for at least two years in adults and one year in children […]
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Description: A chromosome is a long, thread-like structure composed of DNA and proteins found inside the nucleus of a cell. Structure: Chromosomes consist of DNA molecules tightly coiled around proteins called histones. They are organized into linear segments known as genes, which contain the instructions necessary for the development and functioning of living organisms. Types:
Chorea Definition: Chorea is a neurological disorder characterized by involuntary, purposeless movements of the limbs, face, and trunk. It is often accompanied by other symptoms such as muscle weakness, difficulty in coordination, and emotional disturbances. Symptoms: Chorea manifests as a series of rapid, jerky movements that are unpredictable in nature. These movements may affect various
Cholinergic Definition: Cholinergic refers to the transmission or activation of the cholinergic system, which involves the release, reception, or interaction with the neurotransmitter acetylcholine (ACh) in the central nervous system (CNS) and peripheral nervous system (PNS). Key Points: Cholinergic activity is mediated by the binding of acetylcholine to specific receptors called cholinergic receptors. The cholinergic
Choleric Definition: Choleric is a temperament characterized by quick, hot-tempered, and irritable behavior. Overview Choleric temperament, also known as the “type A” personality, is one of the four basic temperaments described in ancient medical theory, dating back to the time of Hippocrates. Individuals with a choleric temperament are often easily angered, passionate, and have a
Choice-Supportive Bias: Definition: Choice-Supportive Bias refers to the cognitive bias where individuals tend to retroactively enhance the positive attributes and devalue the negative aspects of choices they have made in the past. Explanation: Choice-Supportive Bias occurs when people justify and reinforce the decisions they have made in order to maintain a positive self-image and avoid
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Definition of Choice Blindness: Choice Blindness is a psychological phenomenon where individuals fail to accurately perceive or recognize the choices they have made, even when presented with evidence that contradicts their initial decision. Subtopics: Perceptual Blindness: – This subtopic focuses on the inability of individuals to perceive or notice their own choices when presented with
Chloral Hydrate Definition: Chloral hydrate is a sedative and hypnotic drug that is commonly used for its calming and sleep-inducing effects. It is a colorless, crystalline compound with the chemical formula C2H3Cl3O2. Properties: Molecular Formula: C2H3Cl3O2 Molar Mass: 165.4 g/mol Appearance: Colorless crystals Odor: Slightly pungent Solubility: Highly soluble in water and alcohol Melting Point:
Definition of Chimera: A chimera, in mythology, is a creature that combines the physical attributes of multiple animals. Origin The concept of chimeras originates from Greek mythology. Description Chimeras are often depicted as having the head of a lion, the body of a goat, and the tail of a serpent. Symbolism Chimeras are often associated
Childhood Psychosis Definition: Childhood psychosis refers to a severe mental health disorder characterized by the presence of hallucinations, delusions, disorganized thinking, and abnormal behavior patterns in children. It is a rare condition that significantly affects a child’s perception of reality and their ability to function effectively in various aspects of life. Symptoms of Childhood Psychosis
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