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Respiratory system
Respiratory system The group of organs responsible for carrying oxygen from the air to the bloodstream and for expelling carbon dioxide.
RELATED TERMS--------------------------------------
Oxygen
A chemical element essential for sustaining life.
SIMILAR TERMS--------------------------------------
Respiration
The act or process of breathing. The process by which a living organism or cell takes in oxygen from the air or water and uses it.
Respirator
A device to protect the wearer from inhalation of harmful contaminants, classified by the amount of face coverage it provides and its method of protection, e.g. a half-face, negative-pressure, air-purifying respirator; or a full-face, pressure demand, supplied air respirator.
Respiratory burst
Oxygen dependent increase in metabolic activity within phagocytic cells stimulated by bacteria or parasites, to be microbicidal.
Respiratory distress syndrome
Common in premature infants, RDS means a baby can't take in enough oxygen because his or her lungs aren't yet fully developed. With proper treatment, about 80 percent of babies recover fully.
Respondent conditioning
Elicitation of a response by a stimulus that normally does not elicit that response. The response is one that is mediated primarily by the autonomic nervous system (such as salivation or a change in heart rate). A previously neutral stimulus is repeatedly presented just before an unconditioned stimulus that normally elicits that response. When the response subsequently occurs in the presence of the previously neutral stimulus, it is called a conditioned response, and the previously neutral stimulus, a conditioned stimulus.
Resporal
Resporal is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexbrompheniramine maleate; pseudoephedrine sulfate.
PREVIOUS AND NEXT TERMS--------------------------------------
Reflux esophagitis
Irritation of the esophagus because stomach contents flow back into the esophagus.
Regurgitation
A condition that occurs when gastric juices or small amounts of food from the stomach flow back into the esophagus and mouth. Also called reflux.
Regional enteritis
See Crohn's disease.
Rehabilitation
The return of function after illness or injury, often with the assistance of specialised medical professionals.
Renal
Pertains to kidneys.
Respiratory system
Retching
Dry vomiting.
Rhinitis
An inflammation of the mucous membrane that lines the nose, often due to allergy to pollen, dust or other airborne substances, which causes sneezing, itching, a runny nose and nasal congestion.
RICE treatment
Rest, ice, compression, and elevation.
Rotavirus
The most common cause of infectious diarrhea in the United States, especially in children under age 2.
Rupture
A break or tear in any organ or soft tissue.
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