| first-degree heart block |
A heart block in which the conduction of impulses through the atrioventricular node is delayed but all atrial beats are followed by ventricular beats. It is recognized on the electrocardiogram by a prolonged P-R interval
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| first-generation cephalosporins |
Group of cephalosporin antibiotics capable of killing gram-positive cocci such as Staphylococcus aureus, streptococci, and some aerobic gram-negative rods. These agents are commonly used to treat skin and s
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| first a. |
the initial emergency care and treatment of an injured or ill person before definitive medical and surgical management can be secured.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| first arch c. |
Meckel's c.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| first arch s. |
anomalies, including macrostomia, hemignathia, and deformities of the external ear, resulting from an inhibitory process occurring toward the seventh week of embryonic life and affecting the facial bones derived from the first pharyngeal (branchial) arch.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| firs | a sergeant in the army above the rank of staff sergeant and below master sergeant |
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| firs | a Mid-Atlantic state |
| firs | the first of a series of actions |
| firs | the first compartment of the stomach of a ruminant |
| firs | a team representing a college or university |
| firs | time period extending from the first day of the last menstrual period through 12 weeks of gestation |
| firs | Scottish statesman and brother of Elizabeth and John Haldane (1856-1928) |
| firs | British industrialist who manufactured automobiles and created a philanthropic foundation (1877-1963) |
| firs | the highest quality gems |
| firs | a war between the Allies (Russia France British-Empire Italy US Japan Rumania Serbia Belgium Greece Portugal Montenegro) and the Central Powers (Germany Austria-Hungary Turkey Bulgaria) from 1914 to 1918 |
| firs | kit consisting of a set of bandages and medicines for giving first aid |
| firs | a station providing emergency care or treatment before regular medical aid can be obtained |