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
Which of the following substances belongs to the second messenger? ()
ATP
B. APP
C. cAMP
D. 5AMP
E. AMP
Interactions between hormones do not include ()
A. Synergistic action
B. High efficiency
C. Antagonism
D. Permissive action
E. Competitive effect
The phenomenon that glucocorticoids can increase the sensitivity of myocardium and vascular smooth muscle to catecholamines is ()
A. Competitive role
B. Permissive action
C. Synergistic role
D. Positive feedback role
Efficient role
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