depressor


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depressor

[di′pres·ər]
(anatomy)
A muscle that draws a part down.
(chemical engineering)
An agent that prevents or retards a chemical reaction or process.
References in periodicals archive ?
the mandibular lamina (the depressor labii inferioris, the mentalis, the risorius, the depressor anguli oris, the inferior part of the orbicularis oris, and perhaps the buccinator and the levator anguli otis)
Pencil, lightweight paper, twenty-five gauge aluminum foil, tongue depressor, pad of newspaper, taffy apple stick, bamboo skewer, yard markers, petroleum jelly, cheesecloth, white glue, tissue paper, tempera paint, yarn, nontoxic dyes, cellophane
Then in quick succession, we add the smiling muscles, levator anguli oris (attaching just below the eye to lift the corners of the mouth) and the sadness muscles, levator labii superioris (Fig 4) (which deepen the nasiolabial fold when crying or being serious) and the depressor anguli oris, the disgust muscle (a triangular muscle attaching to the lower jaw at the side of the mouth) which lowers the corners of the mouth.
A series of X marks are made in the drawdown with a tongue depressor or spatula as in Figure 1.
He said the doctor put a tongue depressor in his throat to begin his diagnostic tests.
She also got some items for herself, spending about $2,000 for a tongue depressor, swab and hospital gown said to be have been used by Elvis Presley during a hospital stay in the 1960s, as well as $1,000 for china from TV producer Gene Rodenberry's estate.
O principal mecanismo de adsorcao na flotacao reversa de minerio de ferro ocorre pela acao das macromoleculas hidrofilicas do depressor utilizado, amido caustico, sobre as particulas de minerais de ferro atraves dos grupos carboxilicos e sao na teoria associados a uma adsorcao quimica.
He tailors a sterile tongue depressor for use as a guard to protect the IUD strings.
The consumer either rubs a stick shaped like a large tongue depressor against the inside of their cheek, or provides a (somewhat voluminous) sample of their saliva.
A video was played later showing Saddam, 66, with a thick, greying beard and bushy, dishevelled hair, as a doctor examined him, holding his mouth open with a tongue depressor, apparently to get a DNA sample.
Cut a slit into one end of each tongue depressor so that students will be able to slide the end of a string into it.