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1、人体毛细血管分布最丰富的体表部位:头皮; 2、人体最重要的生命中枢:延髓; 3、人体最敏感的神经反射:眼角膜反射; 4、人体最小的骨骼:内耳的蹬骨; 5、人体硬度最高的部位:牙齿; 6、人体最灵活的关节,肩关节; 7、人体最稳固的关节:髖关节; 8、人体触觉最灵敏的部位:食指指尖; 9、人体碱性最大的体液:胰液; 10、人体酸性最大的体液:胃液(酸); 11、人体消化吸收功能最强的部位:小肠; 12、人体最大的细胞:卵细胞; 13、人体最大的种籽骨(游离骨):髌骨; 14、人体最长的管壮骨:股骨; 15、人体最长的神经纤维:坐骨神经; 16、人体最长的静脉:大隐静脉;
1, the body parts of the body most abundant surface capillaries: the scalp; 2, the body’s most important life center: medulla oblongata; 3, the body’s most sensitive nerve reflex: corneal reflex; 4, the smallest human skeleton: ; 5, the highest parts of the human body hardness: teeth; 6, the body’s most flexible joints, shoulder joints; 7, the body’s most stable joints: the hip joint; 8, the most sensitive parts of human touch: finger fingertips; Most of the body fluids: pancreatic juice; 10, the most acidic body fluids: gastric juice (acid); 11, the most digestive and digestive absorption sites: the small intestine; 12, the largest human body cells: egg cells; (Free bone): patella; 14, the longest tube in the human body Zhuanggui: femur; 15, the longest nerve fibers in the human body: the sciatic nerve; 16, the human body’s longest vein: saphenous vein;