摘要
观察测量了１８２只成年藏系绵羊新鲜心脏右心室内的条束。在９５％的标本中均可见有一条连于侧壁乳头肌与前乳头肌基部（占６８．１％）或隔前乳头肌稍下方的室中隔壁之间（占２６．４％）的发达的条束，称此条束为右心室主要条束。右心室主要条束中肉柱型、细索型和细丝型分别占４０．７％、４２．３％和１７．０％，圆型束和椭圆型束分别占３３％和６７％；暗红色束和乳白色束分别占８３％和１７％。条束长（１．８３±０．３３）ｃｍ。暗红色条束主要由心肌纤维构成。各类型主要条束中均含蒲肯野氏纤维。
The bands in the right ventricles of the fresh hearts of 182 adult Tibetan-sheep were observed. In the most of specimen (95%), one thick band was found,and it linked the musculus papillaris magnus and the base of the musculus papillaris subarteriosus (68.1%)or the septumjust near its base (26.4%).This band was named the main band in the right Ventricale.The appearance rate of the tralculae carneae,the thin-cord type and the thin-silk type band in the main bands were 40.7%,42.3%and 17.0%,the round and the elliptic band were 33.0%and 67.0%,the dull red color and milky color band were 83.0% and 17.0% respectively.The length of the main band was (1.83±0.33) cm.The prukinje fibers were seen in the bands of all types.(008)
出处
《黑龙江畜牧兽医》
CAS
北大核心
1999年第4期1-4,共4页
Heilongjiang Animal Science And veterinary Medicine
