Category: L
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Laryngeal
Pertaining to the larynx.
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Laparoscopic sterilization
Involves making two incisions through the abdominal wall, one just below the umbilicus and a second about 8 cm below the umbilicus. The abdomen is distended with an inert gas through the first incision, giving the surgeon a clear view of the fallopian tubes. The tubes are tied off through the second incision. Also called…
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Laparoscope
A lighted tube used for examination and surgery in the abdomen. Used in female sterilization. A surgical instrument which is inserted through a hole in the abdominal wall to allow a surgeon to examine the inside of the abdominal cavity. Use of a fiberoptic surgical device to view the inside of the body through a…
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Lanugo
Fine hair that appears on the developing fetus during the fifth or sixth month of fetal development. Soft hair on the body of a fetus or newborn baby. Soft hair on the body of an adult, except on the palms of the hands, the soles of the feet and the parts where long hair grows.…
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Language disorder
Refers to an irregularity of the normal sequence of language acquisition. This acquisition is not systematic and sequential as is normally the case. Difficulty in understanding language or putting words together to make sense, often resulting from some kind of malfunction of the brain.
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Language delay
The interruption of the normal developmental process of language acquisition, while retaining the typical sequence of development.
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Language acquisition support system
The features or characteristics of a child’s linguistic environment that enables him or her to acquire language skills.
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Language acquisition device (LAD)
Chomsky’s name for the innate knowledge that humans appear to have regarding the possible rules and meanings of language. This “device” enables anyone at a very early age to infer the grammar of whatever language is first spoken to him or her.
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Language
The systematic linkage of utterances that convey a message. The spoken or written words or symbols used by a population for communication.
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Langerhans cells
Dendritic cells in the skin that pick up antigens and transport them to the lymph nodes. Cells on the outer layers of the skin.