American Red Cross Text-Book on Home Hygiene and Care of the Sick - LightNovelsOnl.com
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INFECTION.--An agent by which disease may be communicated from one individual to another; also, an infectious disease.
INOCULATE.--To introduce any biological product directly into the tissues of the body.
INOCULATION.--The process of inoculating.
INTESTINAL TRACT.--The small and large intestines.
M
MICROBE.--See _Germ_.
MICRO-ORGANISM.--See _Germ_.
MUCUS.--The substance secreted by mucous membranes.
MUCOUS MEMBRANES.--The membranes lining certain cavities of the body, especially the digestive and respiratory tracts.
N
NUTRIENT.--One of several chemical groups to which the essential const.i.tuents of food belong.
O
ORGANIC.--Derived from or relating to an organism.
ORGANISM.--An individual that is or has been alive.
P
PARASITE.--An individual that lives in or upon another individual.
PASTEURIZATION.--The process of pasteurizing.
PASTEURIZE.--To subject milk to a temperature of 142-145 Fahrenheit for thirty minutes.
PATHOGENIC.--Disease-producing.
PERTUSSIS.--Whooping-cough.
PROTEID.--One of the complex nitrogenous substances const.i.tuting the essential parts of animal and vegetable tissues.
PROTOZOoN (pl. protozoa).--An animal organism composed of a single cell.
PUS.--The fluid product of inflammation; matter.
PUTREFACTION.--Decomposition of nitrogenous organic matter brought about by micro-organisms and accompanied by a foul odor.
R
RESISTANCE.--See _Immunity_.
RESPIRATORY TRACT.--The air pa.s.sages, including the nose, mouth, larynx, trachea, bronchial tubes, and lungs.
S
SAPROPHYTE.--A vegetable organism that lives on decaying organic matter.
SARCINA.--Literally, a bundle. Applied to bacteria grouped in bundles or packets.
SEPTIC.--Putrefying or decomposing; infected by pus-producing bacteria.
SEQUELA.--A disease or unhealthy condition following another disease or unhealthy condition.
SERUM.--The fluid which separates from the clot after blood has coagulated; especially, that containing an ant.i.toxin.
SEWAGE.--Any substance containing urine or fecal matter; also, the substance which pa.s.ses through sewers.
SPIRILLUM (pl. spirilla).--A variety of bacteria having spirally twisted cells.
SPORE.--A resting stage, characterized by great resistance, into which certain germs enter when conditions become unfavorable for their growth.
SPUTUM.--Spit; expectoration.
STAPHYLOCOCCUS.--A variety of bacteria that group themselves in ma.s.ses resembling bunches of grapes.
STERILE.--Free from living germs; aseptic.
STERILIZATION.--The process of rendering sterile.
STERILIZE.--To render sterile.
STREPTOCOCCUS.--A variety of bacteria that arrange themselves in chains.
STUPE.--A cloth wrung out of hot water and applied to the surface of the body.
SUSCEPTIBLE.--Lacking resistance to a disease.
SUSCEPTIBILITY.--The condition in which resistance to a disease is low.
T
TETRAD.--A variety of bacteria that arrange themselves in groups of four.
