Acetylcholine is
A) a neurotransmitter.
B) released by muscle cells at neuromuscular junctions in vertebrates.
C) found in electrical synapses.
D) released when there is a drop in the cytoplasmic concentration of Ca2+ ions.
E) released by endocytosis.
Correct Answer:
Verified
Q45: In the vertebrate neuromuscular junction, acetylcholine is
Q46: Which statement concerning graded potentials is true?
A)
Q47: Which of the following would result from
Q48: When an action potential reaches an axon
Q49: The frequency at which a single neuron
Q51: In most vertebrate neurons, an action potential
Q52: The acetylcholine receptor is restored to its
Q53: Which statement about neurotransmitters is false?
A) Gases,
Q54: Which statement concerning action potentials is false?
A)
Q55: Which statement about acetylcholine receptors is false?
A)
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