| Rattus |
common house rats; upper incisors have a beveled edge
출처: wordnet.princeton.edu/perl/webwn
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| rate responsive pacemaker |
an artificial cardiac pacemaker that can deliver stimuli at a rate adjustable to some parameter independent of atrial activity, such as respiratory rate, physical activity level, blood temperature, or mixed venous oxygen saturation level.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| rational medicine |
practice of medicine based upon actual knowledge; opposed to empiricism.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| Rattus |
A rat is a small nearly omnivorous rodent of the genus Rattus which comprises 56 different species of what is commonly known as the Old World Rats or true rats who originated in Asia. Rats are bigger than their relatives the mice, but seldom weigh over 500 grams. The common term rat is also used in the names of other small mammals which are not true rats. ...
출처: en.wikipedia.org/wiki/Rattus
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| Rathke's duct |
that part of the ductus paramesonephricus lying between its main part and the sinus pocularis.
출처: www.merckmedicus.com/pp/us/hcp/thcp_dorlands_conte...
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