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(请给出正确答案)
急性心肌梗死患者心脏组织中LD同工酶的含量为( )
A.LD
>LD
>LD
>LD
>LD![](https://assets.51tk.com/images/153825ba15bd7485_img/13d51e49b2716739.gif)
B.LD
>LD
>LD
>LD
>LD![](https://assets.51tk.com/images/153825ba15bd7485_img/c23c3f2b97efbb3c.gif)
C.LD
>LD
>LD
>LD
>LD![](https://assets.51tk.com/images/153825ba15bd7485_img/b238443458e79432.gif)
D.LD
>LD
>LD
>LD
>LD![](https://assets.51tk.com/images/153825ba15bd7485_img/0618a3e659ccfd4d.gif)
E.LD
>LD
>LD
>LD
>LD![](https://assets.51tk.com/images/153825ba15bd7485_img/eba3772f26b49fe6.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/828a3bfc77b16fb4.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/23baba2a63baf11c.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/7972f9ef26d131bb.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/d6e5e0d39e895182.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/13d51e49b2716739.gif)
B.LD
![](https://assets.51tk.com/images/153825ba15bd7485_img/c3aa5d519da3e469.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/c917b6d44e38b7e5.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/c771bf116185bf6d.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/ca689305a498f89a.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/c23c3f2b97efbb3c.gif)
C.LD
![](https://assets.51tk.com/images/153825ba15bd7485_img/f6234dcaff4c5c0c.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/9fcbfd1917fdf503.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/4488ca9bcf3053ba.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/6b95dcf4140f8670.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/b238443458e79432.gif)
D.LD
![](https://assets.51tk.com/images/153825ba15bd7485_img/be8f979f8db0f327.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/ec6a8cb27419ec56.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/94ddfe9bc454c55a.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/fa4f9c45ba5e3792.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/0618a3e659ccfd4d.gif)
E.LD
![](https://assets.51tk.com/images/153825ba15bd7485_img/a0f78524b6236a51.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/58d2be7266ed99bb.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/1f467aa5bae70c8c.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/1fcdec6f69cc2cd5.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/eba3772f26b49fe6.gif)
参考答案
参考解析
解析:乳酸脱氢酶由M型和H型亚单位构成5种同工酶,即H
(LD
)、MH
(LD
)、M
H
(LD
)、M
H(LD
)、M
(LD
),不同的组织有其特征性同工酶,心脏中以LD
和LD
为主。在正常人心脏组织中其含量为LD
>LD
>LD
>LD
>LD
。在心肌损伤时,LD
含量升高,LD同工酶顺序为LD
>LD
>LD
>LD
>LD
。
![](https://assets.51tk.com/images/153825ba15bd7485_img/8d3b7eebbf271461.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/2d93afc683408fab.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/9b3b77f4e6b79aee.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/f7dfe873a4b80961.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/f545d63aaae66292.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/2bdd4c7ed53ae893.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/62e2e9eb9af756ee.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/e541b1a8ca3bf636.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/ec99f752dbbfb7cf.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/8a9f2519a581de0c.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/5c2e7859bd5fac23.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/f72be43e6425b72d.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/3d50def8a0c5264c.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/7e13f9cf488cd447.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/9d4a86744e05ada3.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/0262ff7b5e8010aa.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/63996cd7ffe1afa7.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/aca9ca5a6412a499.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/83526e562ecec7be.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/0b013c4d90405faf.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/bfe813abe8ed7daf.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/d6b7bbf15bf1839f.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/841a348da801bfcb.gif)
![](https://assets.51tk.com/images/153825ba15bd7485_img/5ccf5729f1fef991.gif)
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LD3>LD5>LD4>LD1>LD2
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LD3LD5LD4LD1LD2
考题
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LD2LD1LD3LD4LD5C
LD4LD1LD2LD3LD5D
LD5LD2LD1LD3LD4E
LD5LD3LD1LD2LD4
考题
单选题关于LD性质的叙述错误的是()A
肝组织含量最高B
主要存在于细胞质中C
因为“冷变性”宜放在室温D
有5种同工酶,每种同工酶的最适反应条件不同E
红细胞中LD含量比血清高许多倍
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