Triple Rhythm: From 1 Different Sources
see gallop rhythm.
A method of CONTRACEPTION which attempts to prevent conception by avoiding intercourse during the fertile part of the menstrual cycle. (See MENSTRUATION; SAFE PERIOD.)... rhythm method
Also known as DPT vaccine, this is an injection that provides IMMUNITY against DIPHTHERIA, pertussis (whooping-cough) and TETANUS. It is given as a course of three injections at around the ages of two, three and four months. A booster dose of diphtheria and tetanus is given at primary-school age. Certain infants – those with a family history of EPILEPSY, or who have neurological disorders or who have reacted severely to the ?rst dose – should not have the pertussis element of DPT. (See MMR VACCINE; IMMUNISATION.)... triple vaccine
See “blinding”.... triple-blind trial
A biological pattern based on a daily cycle; also called circadian rhythms. (See also biorhythms.)... diurnal rhythms
(triple rhythm) a third heart sound, which in association with a fast heart rate resembles the sound of a galloping horse. It is a sign of left ventricular failure (see heart failure).... gallop rhythm
a histological stain consisting of water-soluble aniline blue or methyl blue, orange G, and oxalic acid. Before the stain is applied the tissue is mordanted, then treated with acid fuchsin and phosphomolybdic acid. Nuclei stain red, muscle red to orange, nervous tissue lilac, collagen dark blue, and mucus and connective tissue become blue. [F. B. Mallory]... mallory’s triple stain
a normal heart rhythm, usually as recorded on an electrocardiogram. The *sinoatrial node, located in the right atrium, normally functions as the natural pacemaker for the heart.... sinus rhythm
1. (in *prenatal screening) a blood test that can be performed between the 15th and 20th weeks of pregnancy but has largely been replaced by combined first-trimester *PAPP-A screening and *nuchal translucency scanning. Levels of *alpha-fetoprotein (AFP), *unconjugated oestriol (uE3), and *human chorionic gonadotrophin (hCG) in the serum are computed with maternal age to determine the statistical likelihood of the fetus being affected by Down’s syndrome or spina bifida. The double test is similar but omits measurement of uE3. 2. see insulin stress test.... triple test
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