Describe how drugs can modify synaptic transmission
What will be an ideal response?
Most drugs that influence the nervous system function by altering synaptic mechanisms. Synaptic drugs may block an undesirable effect or enhance a desirable effect. Possible drug actions include: (1) altering the synthesis, storage, or release of a neurotransmitter; (2) modifying neurotransmitter interaction with the postsynaptic receptor; (3) influencing neurotransmitter reuptake or destruction; and (4) replacing a deficient neurotransmitter with a substitute transmitter.
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Which category of memory is involved when playing the piano?
A) motor B) procedural C) emotional D) declarative
What is the superficial fibrous covering of the heart that is composed partly of dense irregular connective tissue?
A. Myocardium B. Endocardium C. Epicardium D. Parietal pericardium E. Visceral pericardium
Light is refracted when it passes
A) between media of different optical densities at an oblique angle. B) between media of the same optical density. C) between media of different optical densities at a right angle. D) into glass at a right angle.