Exam 11: The Reception and Transmission of Extracellular Information

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It is believed that many general anesthetics work by prolonging the open time of GABA receptors.Which of the following types of channels does the GABA receptor mediate?

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C

Which of the following do the original phorbol esters mimic?

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B

Which of the following is directly modulated by G proteins?

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A

Which of the following membrane-soluble secondary messengers does the hydrolysis of PIP₂ by phospholipase C-β yield?

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Which of the following regarding hormones is correct?

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Which of the following hormones is correctly paired with its function?

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Which of the following is NOT a domain of receptor tyrosine kinase?

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Which of the following actions of nitroglycerine occurs when NO is released?

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Which of the following is NOT a part of the sequence involved with the binding of hormone to a G protein-coupled receptor?

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Which of the following molecules is involved in the metabolic sequence for synthesizing epinephrine?

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Which of the following amino acids are excitatory much like acetylcholine but must be removed by reuptake?

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Which of the following explains how extracellular hormone binding activates intracellular tyrosine kinase activity?

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Which of the following is a characteristic feature of acetylcholinesterase?

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Which of the following second messengers is produced from the hydrolysis of PIP₂ that activates the increase of Ca²⁺ concentrations in the cytoplasm?

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Which of the following does the amount of cAMP generated in the cytoplasm depend upon?

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Which of the following is NOT an inhibitor of acetylcholinesterase?

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Which of the following steroids induces the acrosome reaction involving ion channel-induced release of acrosomal enzymes used by sperm to attack the egg?

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Which of the following is a characteristic of EF-hand proteins?

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Which of the following actions is directly responsible for restoration of resting membrane potential during an action potential?

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Lithium salts have been used for years for the treatment of manic depression.Which of the following describes the mechanism of action for Li⁺?

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