FIELDS H-1 and H-Z 

 Columns 29, 30, 31, 



32. 33, and 34 



33 Blood 



331 Plasma 



332 Serum 



333 Erythrocyte 



334 Reticulocyte 



335 Leukocyte, not otherwise specified. (For specific leukocytes, use Symbols 336, 337, 338, 



33B, 33C, or 33D. ) 



336 Lymphocyte (of blood). (For lymphocyte of the lymph , use Symbol 3 51. ) 



337 Monocyte 



338 Granular leukocyte (= granulocyte). (See Symbols 33B - 33D for specific granulocytes. ) 

 333 Eosinophilic granulocyte 



33C Basophilic granulocyte 



33D Neutrophilic granulocyte 



339 Platelet 



33A Formed elements other than those given unique symbols 



33B Eosinophilic granulocyte 



33C Basophilic granulocyte 



33D Neutrophilic granulocyte 



34 Hematopoietic system 



341 Bone marrow 



342 Spleen 



343 Adenoid tissue of nasopharynx (adenoids) 



344 Lymph node 



345 Tonsil 



346 Reticulo- endothelial system 



35 Lymph 



351 Lymphocyte of the lymph 



4 (Available for any special organ systems not already in this list) 



5 Respiratory system 



51 Air passage of vertebrates. (For specific parts of the respiratory tract, use the appropriate 

 symbol below. ) 



511 Nose 



512 Anterior nares, nostril, respiratory pore, spiracle 



513 Nasal fossa (nasal cavity); nasal air passage. (For the anterior olfactory region of the 



nasal fossa, use Symbol 242. ) 



514 Paranasal sinus, not otherwise specified 



515 Nasopharynx 

 62 Pharynx 



343 Adenoid tissue of the nasopharynx (adenoids) 



345 Tonsil 



516 Larynx 



517 Trachea (includes trachea of insect systems) 



518 Tracheole (division of insect trachea) 



519 Bronchus 

 51A Bronchiole 



51B Alveolus (air sac) 



52 Lung, in toto 



53 Pleura 



531 Parietal pleura 



532 Visceral pleura 



533 Interlobular pleura 

 551 Diaphragmatic pleura 



54 Gill 



541 External gill 



542 Internal gill 



543 Book gill; book lung 



55 Diaphragm 



551 Diaphragmatic pleura 



6 Alimentary tract. (For associated glands, use symbols of series D2-. ) 



102 - 



