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Sciatic nerve
The sciatic nerve is a large nerve that runs down the lower limb. It is the longest single nerve in the body. Pain caused by a compressed or damaged sciatic nerve is called sciatica. Arising from ... > more -
Spinal cord
The spinal cord is a part of the vertebrate nervous system that is enclosed in and protected by the vertebral column (it passes through the spinal canal). It consists of nerve cells. The cord conveys ... > more -
Motor neuron
In vertebrates, motor neurons (also called motoneurons) are efferent neurons that originate in the spinal cord and synapse with muscle fibers to facilitate muscle contraction and with muscle spindles ... > more -
Oculomotor nerve
The oculomotor nerve is the third of twelve paired cranial nerves. It controls most of the eye movements (cranical nerves IV and VI also do some), constriction of the pupil, and holding the eyelid ... > more -
Chronic Fatigue Syndrome
Chronic Illness
Fibromyalgia
Sports Medicine
Healthy Aging
Diseases and Conditions
Fatigue (physical)
Fatigue is a state, following a period of mental or physical activity, characterized by a lessened capacity for work and reduced efficiency of accomplishment, usually accompanied by a feeling of ... > more -
Sexual dysfunction
Sexual dysfunction or sexual malfunction is difficulty during any stage of the sexual ... > 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 -
Eye Care
Healthy Aging
Attention Deficit Disorder
Diet and Weight Loss
Dieting and Weight Control
Sports Medicine
Bitemporal hemianopsia
Bitemporal hemianopsia (or Bitemporal hemianopia) is the medical description of a type of partial blindness where vision is missing in the outer half of both the right and left visual field. It is ... > more
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