環孔錐 的英文怎麼說
中文拼音 [huánkǒngzhuī]
環孔錐
英文
annular bit-
The ultrastructure of the merozoites of eimeria tenellawas observed and discribed. the pellicle consist of two layer membranes, the outer membrane was a continous covering enclosing the whole merozoites, while the inner pellicular complex is interrupted at the anterior and the micropore, and thicken to form the polar ring and micropore. there are 24 microtubules under the pellicle of the merozoite which originated from the polar ring, all of them are connected with the polar ring, and extend alongside the inner pellicular complex to the middle of the merozoite. the head of the merozoite consists of a conoid, an apical vesicule and polar ring. the conoid is a hollow truncated cone. the conoid and spical vesicule can stretch and contract. there are three or more rhoptry and a lot of micronemes. the nucleus has nucleolus. and two layer membranes
利用透射電鏡對柔嫩艾美耳球蟲裂殖子的超微結構進行了觀察描述.柔嫩艾美耳球蟲裂殖子的表膜由外膜和內膜復合體兩層組成，外膜連續，內膜復合體在頭部斷開形成極環，在其它部位斷開形成微孔；裂殖子的膜下微管24根，起始於極環，向後延伸至細胞核處；裂殖子的頭部由頂泡、錐體和極環組成，錐體和頂泡可以伸縮；柔嫩艾美耳球蟲裂殖子棒狀體3個以上，微線數量很多，二者都由電子緻密的結構組成；細胞核位於裂殖子的中後部，外被雙層膜，有電子緻密的核仁和染色質Examination shows that the heart of andrias davidianus have three chamers - two atria and one ventride, the atria on the left of midline, the ventricle on the right of midline, and the atria are divided into two cavities by septum interatriale. there are four valvula semilunaris in conus arteriosus, but no spiral valve in conus arteriosus. the coronary artery is made by arterica carotis externa branches
研究結果表明，中國大鯢循環系統解剖學特點為： 1 .心臟：心房心室為左右排列，兩心房前後排列，共有4對動脈弓，其中第二、三對動脈弓匯合成一條背主動脈；動脈圓錐基部與心室相接處有4個瓣膜，動脈圓錐內沒有螺旋瓣，動脈圓錐與腹側主動脈干之間有3個半月瓣；房間隔有穿孔；冠狀動脈由頸外動脈的分支匯合而成。
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