| median lethal dose |
Statistically derived single dose of a chemical that can be expected to cause death in 50% of a given population of organisms under a defined set of experimental conditions. This figure has often been used to classify and compare toxicity among chemicals but its value for this purpose is doubtful. A commonly used classification of this kind is as follows: Category..........................................LD50 Orally to Rat (mg/kg body weight) Very toxic....................................... ...
출처: www.bio.hw.ac.uk/edintox/glossall.htm
|
|---|---|
| median effective dose |
Statistically derived single dose of a substance that can be expected to cause a non-lethal effect of a defined size in 50% of a given population of organisms under a defined set of experimental conditions. The defined effect must be quantal. See quantal.
출처: www.bio.hw.ac.uk/edintox/glossall.htm
|
| medial |
To the inside of the body.
출처: sportsmedicine.about.com/library/glossary/blglossa...
|
| medial |
Toward the midsaggital plane. See Lateral.
출처: www.ualberta.ca/~neuro/OnlineIntro/glossary.htm
|
| mediastinum |
The median partition of the thoracic cavity, covered by the mediastinal pleura and containing all the thoracic viscera and structures except the lungs.
출처: www.nbc-med.org/SiteContent/MedRef/OnlineRef/Field...
|