papillary layer meaning in English

乳头层

( 2 ) common integument tissue venous vessel network can be divided into five layers from superficial layer to deep layer : cutaneous papillary layer , hypopapillary layer , hypodermis layer , subdermal layer and deep fascia layer . the artery branch and arteriole that shallowed up from hypopapillar layer get to papillar layer to form vessel network , circuitous and twisted , reflux and anastomose to become postcapillary micro veins and endothelial venule , then anastomose each other and accompanied with artery to enter hypo
小静脉伴行动脉进入皮下组织层、深筋膜层，并与皮下组织层和深筋膜层动脉分支的伴行静脉汇合，分别形成皮下组织层、深筋膜层静脉网，进而汇入轴心动脉的伴行静脉。而真皮下血管网中与动脉不伴行的微静脉汇合成为小静脉，并逐渐聚集增粗，汇合加入浅非伴行静脉属支或即为属支的起点。