| nodus suprapyloricus | A lymph node located above the pylorus. Synonym: nodus suprapyloricus, suprapyloric node. (05 Mar 2000) |
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| nodus tibialis anterior | A small inconstant lymph node in front of the interosseous membrane along the upper part of the anterior tibial vessels. Synonym: nodus tibialis anterior, anterior tibial node. (05 Mar 2000) |
| nodus tibialis posterior | A small inconstant lymph node located along the course of the posterior tibial artery. Synonym: nodus tibialis posterior, posterior tibial node. (05 Mar 2000) |
| nonreset nodus sinuatrialis | Nonreset of the sinoatrial node produced by a premature atrial depolarisaton when the sum of the duration of the premature cycle and the return cycle is fully compensatory, i.e., twice the duration of the spontaneous cycle length. Compare: reset nodus sinuatrialis. (05 Mar 2000) |