The teen birth rate in the United States of American experienced a slow and steady increase between the 1990s and 2005, but since then that rate has been decreasing

Which sequence CORRECTLY reflects the order in which the electrical charges occur during an action potential, from first to last?

a) resting potential> threshold potential> action potential b) threshold potential> resting potential> action potential c) action potential> threshold potential> resting potential d) resting potential> action potential> threshold potential

One of the greatest challenges faced by mental professionals when prescribing psychotropic medications is:

a) patient non-compliance with prescription instructions. b) the astronomical expense of such medications. c) the very high frequency with which patients become "hooked" on the medications. d) the high likelihood that once a patient starts psychotropic medication they will never be able to stop the drugs without re-emergence of their symptoms.