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Sympathetic nervous system
The sympathetic nervous system (SNS) is part of the autonomic nervous system (ANS), which also includes the parasympathetic nervous system (PNS). The sympathetic nervous system activates what is ... > more -
Developmental Biology
Human Biology
Nervous System
Healthy Aging
Diseases and Conditions
Attention Deficit Disorder
Nervous system
The nervous system of an animal coordinates the activity of the muscles, monitors the organs, constructs and also stops input from the senses, and initiates actions. The nervous system of vertebrate ... > more -
Neuroscience
Neuroscience is a field of study that deals with the structure, function, development, genetics, biochemistry, physiology, pharmacology, and pathology of the nervous system, divided into the central ... > more -
Anterior pituitary
The anterior pituitary (also called the adenohypophysis) comprises the anterior lobe of the pituitary gland and is part of the endocrine system. Under the influence of the hypothalamus, the anterior ... > more -
Stem cell treatments
Medical researchers believe that stem cell treatments have the potential to change the face of human disease and alleviate suffering. A number of current stem cell treatments already exists, although ... > more -
Limbic system
The limbic system is the collective name for structures in the human brain involved in emotion, motivation, and emotional association with memory. It affects motivation and is more active in ... > more -
Gate control theory of pain
The gate control theory of pain, put forward by Ron Melzack and Patrick Wall in 1962, is the idea that physical pain is not a direct result of activation of pain receptor neurons, but rather its ... > more -
Skeletal muscle
Skeletal muscle is a type of striated muscle, attached to the skeleton. Skeletal muscles are used to facilitate movement, by applying force to bones and joints; via contraction. They generally ... > more -
Sleep Disorder Research
Insomnia Research
Sleep Disorders
Insomnia
Obstructive Sleep Apnea
Disorders and Syndromes
Rapid eye movement
Rapid eye movement (REM) is the stage of sleep characterized by rapid saccadic movements of the eyes. During this stage, the activity of the brain's neurons is quite similar to that during waking ... > more
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