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Definition: The biopsychosocial approach is a framework for understanding human behavior and ment...

Definition The Indivisible Self Model is a psychological concept that emphasizes the idea that in...

Medicalization Medicalization is the process by which non-medical problems become defined and tre...

The Sick Role The concept of the sick role was introduced by sociologist Talcott Parsons in 1951 ...

Providing Aid and Assistance Societies provide assistance for a variety of reasons—some rooted in...

Perspectives on Forced Help At what point—if ever—should a society require someone to accept help...

Definition Acetylcholine (ACh) is a neurotransmitter, which is a chemical messenger that helps tr...

Definition The cerebral cortex is the outer layer of the brain, often referred to as the "gray ma...

Definition The cerebellum is a part of the brain located at the back of the head, below the cereb...

Definition The brainstem is the lower part of the brain that connects it to the spinal cord. It p...

Definition The thalamus is a crucial part of the brain located deep within the center, near the t...

Definition A synapse is a tiny gap between neurons where communication occurs through chemical me...

Definition The sympathetic nervous system is part of the autonomic nervous system, which controls...

Definition The somatic nervous system (SNS) is a part of the peripheral nervous system responsibl...

Definition Serotonin is a chemical compound in the body that acts as a neurotransmitter, meaning ...

Definition Reuptake is a process in the brain where neurotransmitters, chemicals that transmit si...

Definition The reticular formation is a network of nerve cells and fibers located in the brainste...

Definition A Punnett Square is a diagram used in genetics to predict the possible genotypes and p...

Definition The prefrontal cortex (PFC) is the front part of the brain's frontal lobe, located jus...

Definition The pons is a region in the brainstem, located between the medulla oblongata and the m...