题目内容

表皮棘层细胞之间的细胞连接主要是()

A. 紧密连接
B. 中间连接
C. 桥粒
D. 缝隙连接

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Interrupt Service Routines (ISR) are the )ortions of the program code that handle the interrupt requests. When an Interrupt is triggere i (either a hardware or software interrupt), the processor breaks away from the current task. moves the (72) to the ISR, and then continues operation. When the ISR has comr Leted, the processor retums execution to the previous location.

A. memory
B. function
C. instruction pointer D variable

Any computer, be it a large PC or a small embedded computer, is useless if it has no means

A. I/O communications for an embedded computer frequently happen over a bus called the (71).
B. I/O bus
C. Memory Bus
Device bus
E. Intemal Bus

试述非角质形成细胞的种类、结构特点和功能。

dermal papillae

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