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5、Nn受体主要位于
A．神经节细胞
B．心肌细胞
C．血管平滑肌细胞
D．骨骼肌细胞
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更多 “5、Nn受体主要位于A．神经节细胞B．心肌细胞C．血管平滑肌细胞D．骨骼肌细胞” 相关考题
考题
【程序】SET TALK OFFN=325X＝“ABCDEFGHIJ”Y=“甲乙丙丁戊已.”NC＝ALLTRIM(STR(N，6))L＝LEN(NC)N2＝2*L-1NN＝"K＝1DO WHILE K＜＝LN1=INT(VAL(SUBSTR(NC，K，1))* 2+1)NN＝NN+SUBSTR(X，N1，1)NN＝NN+SUBSTR(Y，N2，2)? N1，N2，NNN2＝N2-2K＝K+1ENDDO? KSET TALK ON第一次输出结果为 ______。A．7 4G 甲B．7 5G乙C．7 5G 丙D．7 4G乙
考题
对受体叙述正确的是（）A、α1受体主要位于突触前膜B、α2受体主要位于突触后膜及非突触部位C、血管平滑肌细胞有α1、α2共存现象D、β2受体主要分布在心肌及其他部位E、在脊髓，β受体比α受体更有生理学意义
考题
Consider the following command： Backup database plus archivelog delete input； How many backup sets would be created by this command if the following were true：（） Control-file a NN uto backups were enabled. NN The size of backup sets was not restricted. NN One channel was allocated. A、 1B、 2C、 3D、 4E、 5
考题
单选题Consider the following command： Backup database plus archivelog delete input； How many backup sets would be created by this command if the following were true：（） Control-file a NN uto backups were enabled. NN The size of backup sets was not restricted. NN One channel was allocated.A
1B
2C
3D
4E
5
考题
单选题Which statement adds a constraint that ensures the CUSTOMER_NAME column of the CUSTOMERS table holds a value?（）A
ALTER TABLE customers ADD CONSTRAINT cust_name_nn CHECK customer_name IS NOT NULL;B
ALTER TABLE customers MODIFY CONSTRAINT cust_name_nn CHECK customer_name IS NOT NULL;C
ALTER TABLE customers MODIFY customer_name CONSTRAINT cust_name_nn NOT NULL;D
ALTER TABLE customers MODIFY customer_name CONSTRAINT cust_name_nn IS NOT NULL;E
ALTER TABLE customers MODIFY name CONSTRAINT cust_name_nn NOT NULL;F
ALTER TABLE customers ADD CONSTRAINT cust_name_nn CHECK customer_name NOT NULL;
考题
单选题有以下程序：#includemain(){ char *s=120119110; int n0,n1,n2,nn,i; n0=n1=n2=nn=i=0; do { switch(s[i++]) { default:nn++; case '0':n0++; case '1':n1++; case '2':n2++; } }while(s[i]); printf(n0=%d,n1=%d,n2=%d,nn=%d,n0,n1,n2,nn);}程序的运行结果是（ ）。A
n0=3,n1=8,n2=9,nn=1B
n0=2,n1=5,n2=1,nn=1C
n0=2,n1=7,n2=10,nn=1D
n0=4,n1=8,n2=9,nn=1
考题
单选题对受体叙述正确的是（）A
α1受体主要位于突触前膜B
α2受体主要位于突触后膜及非突触部位C
血管平滑肌细胞有α1、α2共存现象D
β2受体主要分布在心肌及其他部位E
在脊髓，β受体比α受体更有生理学意义
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