multiple

multiple /mul·ti·ple/ (mul´ti-p'l) manifold; occurring in or affecting various parts of the body at once.

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multiple

manifold; occurring in various parts of the body at once.

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multiple alleles

see allele.

multiple birth

more than one offspring in a gestation and parturition.

multiple causation

a disease in which a combination, or alternative combinations, of causes, are required to produce it. Called also multifactorial etiology.

multiple-crush

surgical instruments, e.g. heavy duty emasculators, ecraseurs in which each jaw has more than one crushing surface, mounted one behind the other, each successive surface coming into contact with its counterpart as increasing pressure is applied to the handles of the instrument.

multiple endochondromas

see endochromatosis.

multiple fission

a method of reproduction in protozoa. See schizogony.

multiple infection

simultaneous infection with more than one virus or a combination of virus and bacteria may be caused by one agent lowering resistance to the other. There may be synergism between the agents.

multiple least squares regression

the major method of analysis used to sort through a large number of potential risk factors permitting the examination of one factor while the other factors in the regression equation are held mathematically constant.

multiple limb defects

patients with more than one congenital limb defect.

multiple myeloma

see multiple myeloma.

multiple organ dysfunction syndrome

in critical care medicine, a state in which intervention is required to maintain homeostasis. Called also MODS.

multiple ovulation

an important feature in the technique of embryo transfer. See superovulation.

multiple pregnancies

twins, triplets and more in usually uniparous species.

multiple regression

an analytical method which determines the relationship between a dependent variable and one or more independent variables.

multiple risk

situations in which more than one risk factor for a disease is present and their combined presence contributes to an increased risk.

multiple suckling

when a cow accepts more calves to suckle than her own; a system for foster-rearing of orphan or purchased calves.