Which of the following can relax muscles?
A: activate Ca2+ channels of nerve endings
B: promote ACh release of nerve endings
C: activate ACh receptor-gated channel on the endplate membrane
D: activate cholinesterase in the gap of the linker
A: activate Ca2+ channels of nerve endings
B: promote ACh release of nerve endings
C: activate ACh receptor-gated channel on the endplate membrane
D: activate cholinesterase in the gap of the linker
举一反三
- Which of the following structures can not be found in the epidermis？ A: Duct of sweat glands B: Capillaries C: Nerve endings D: Melanocytes
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- Previewing can activate our prior knowledge which is related to the topic.（ ）
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