体が触れられたとき肌の感覚器官は脳に信号を送り、エンドルフィンのような化学物質が放出される。の英語

When the body is touched, receptors in the skin send messages to the brain causing the release of chemicals such as endorphins.

touch (a body part) lightly so as to excite the surface nerves and cause uneasiness, laughter, or spasmodic movements

a palpatory technique for feeling a floating object in the body (especially for determining the position of a fetus by feeling the rebound of the fetus after a quick digital tap on the wall of the uterus)

a severe and rapid and sometimes fatal hypersensitivity reaction to a substance (especially a vaccine or penicillin or shellfish or insect venom) to which the organism has become sensitized by previous exposure

a large connective tissue cell that contains histamine and heparin and serotonin which are released in allergic reactions or in response to injury or inflammation

any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions

loss of sensation confined to the skin or mucous surfaces (as when benzocaine or Lidocaine is applied to the surface)

abnormal skin sensations (as tingling or tickling or itching or burning) usually associated with peripheral nerve damage

reflex consisting of head-turning and sucking movements elicited in a normal infant by gently stroking the side of the mouth or cheek

a metabolic process that breaks down ingested fats into fatty acids and glycerol and then into simpler compounds that can be used by cells of the body

a system (including the thymus and bone marrow and lymphoid tissues) that protects the body from foreign substances and pathogenic organisms by producing the immune response

infectious disease characterized by inflammation of the meninges (the tissues that surround the brain or spinal cord) usually caused by a bacterial infection

exposure to infectious agents that can be transmitted by the respiratory route and which can cause serious infection

connective tissue consisting chiefly of elastic fibers found in the dermis of the skin and in the walls of veins and arteries and in some tendons and ligaments

infection transmitted by inhalation or ingestion of tubercle bacilli and manifested in fever and small lesions (usually in the lungs but in various other parts of the body in acute stages)

phenomenon that occurs when two or more neural impulses that alone are not enough to trigger a response in a neuron combine to trigger an action potential

a rare genetic condition characterized by an eruption of exposed skin occurring in childhood and photosensitivity with severe sunburn

The equipment attached to the traffic lights uses infrared rays to sense special tape on the white canes of the blind.

a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue

the course of developmental changes in an organism from fertilized zygote to maturity when another zygote can be produced

a sharp organ of offense or defense (as of a wasp or stingray or scorpion) often connected with a poison gland

receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles)

(of animals especially human beings) having arrived at the onset of puberty (the age at which sex glands become functional) but not yet fully mature

any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response

United States neurologist noted for his study of the brain and pituitary gland and who identified Cushing's syndrome (1869-1939)

a superficial form of glossitis marked by irregular red patches on the tongue and sensitivity to hot or spicy food

one of a pair of nerves that arises from cervical spinal roots and passes down the thorax to innervate the diaphragm and control breathing

of or relating to the nervous and endocrine systems (especially as they function together)

the difference between two stimuli that (under properly controlled experimental conditions) is detected as often as it is undetected

a serious (often fatal) disease of the immune system transmitted through blood products especially by sexual contact or contaminated needles