Among the following hormones, which one works through the cell membrane receptors()
A. glucocorticoid
B. mineralocorticoid
C. adrenalin
D. testosterone
E. estradiol
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Which of the following hormones is a neurohormone?()
A. antidiuretic hormone
B. adrenalin
C. thyroid stimulating hormone
D. prolactin
E. thyroid hormone
Excitatory postsynaptic potential()
A. the postsynaptic neurons are in an excited state
B. generated by an intermediary of interneurons
C. generated by increased K+ conductance of the postsynaptic membrane
D. generated by increased Cl- conductance of the postsynaptic membrane
E. increase with the increase of presynaptic transmitter release
The key factors affecting the release of neurotransmitters in synaptic transmission is()
A. amplitude of action potential conducted to the end
B. level of presynaptic membrane potential
C. number of mitochondria in the terminal
D. number of vesicles in the terminal
E. the amount of Ca2+ entering the terminal
Which of the following descriptions of classical synapses is correct?()
A. Belongs to non-directional chemical synapses
B. There are no morphological differences in synaptic vesicles containing various transmitters
C. All kinds of transmitters are released in the activation region
D. Activation region is located in the presynaptic membrane corresponding to the postsynaptic membrane receptor
E. All of postsynaptic membrane receptors are chemically gated channels
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