enhance
发表于 2025-3-23 10:18:09
Matthew Krehl Edward Thomas,Ben WhitburnAtria develop mostly from the primitive atrium. Initially there is a unique cavity, which has membranous walls (the endocardial tube). During development, these membranous walls will gain muscle fibers.
anchor
发表于 2025-3-23 13:51:42
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PAN
发表于 2025-3-23 18:08:48
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考得
发表于 2025-3-23 23:05:35
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赌博
发表于 2025-3-24 04:01:39
Frontiers in Water Resource Economics. has a rectangular shape with convex borders, obtained by uniting four points:
Albumin
发表于 2025-3-24 10:11:28
The General Development Period,During this period, the developing heart goes through several developing phases; they shall be named according to each dominant stage.
CHASE
发表于 2025-3-24 13:44:43
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恫吓
发表于 2025-3-24 18:08:40
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评论性
发表于 2025-3-24 19:11:10
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fibroblast
发表于 2025-3-24 23:13:02
The Structure of the Heart,This chapter presents aspects of the epicardium and endocardium, the microscopic anatomy and infrastructure of myocardium, the structure of myocardium regarding the atrial and ventricular territories, the fibrous frame of the heart and the excito-conductor system.