题目内容

The main way to inactivate acetylcholine is ()

A. Reuptake of the presynaptic membrane
B. Return to the liver by the blood
C. Degradation by cholinesterase
D. A small part of the reuptake, most of it is destroyed by the liver
E. Most of the reuptake, a small part of it by the liver

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The adrenergic receptor that strengthens myocardial contraction is ()

A. Μ receptor
B. α2 receptor
C. β2 receptor
D. α1 receptor
E. β1 receptor

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The function of the non-specific sensory projection system is ()

A. Produce various body surface and visceral sensations
B. Maintain and change the excited state of the cerebral cortex
C. Inhibit the activity of the cerebral cortex
D. Stimulate the outgoing nerve impulses of the cerebral cortex
Establish a feedback link between the thalamus and the cerebral cortex

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The part of the brain that is known as the center of life is ()

A. spinal cord
B. medulla oblongata
C. midbrain
D. hypothalamus
E. cerebral cortex

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Which of the following substances belongs to the second messenger? ()

ATP
B. APP
C. cAMP
D. 5AMP
E. AMP

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The main way to inactivate acetylcholine is ()

A. Reuptake of the presynaptic membrane B. Return to the liver by the blood C. Degradation by cholinesterase D. A small part of the reuptake, most of it is destroyed by the liver E. Most of the reuptake, a small part of it by the liver

The adrenergic receptor that strengthens myocardial contraction is ()

The function of the non-specific sensory projection system is ()

The part of the brain that is known as the center of life is ()

Which of the following substances belongs to the second messenger? ()

A. Reuptake of the presynaptic membrane
B. Return to the liver by the blood
C. Degradation by cholinesterase
D. A small part of the reuptake, most of it is destroyed by the liver
E. Most of the reuptake, a small part of it by the liver