Free drug molecules in circulation are those that are not bound to blood proteins.

Which one of the following medical conditions may cause anxiety?

Stimulus-response specificity refers to a concept where very specific reactions can be predicted with regularity when a stimulus is applied.

Which of the following would suggest that the patient being treated with antidepressants should be on maintenance treatment?

Increases in liver enzymes can result in which of the following?

The monoamine hypothesis of depression suggests a dysregulation of all but one of the following neurotransmitters:

Which molecule binds to glucocorticoid receptors?

Which of the following antidepressants selectively targets dopamine?

Which of the following brain structures engages in threat appraisal?

Norepinephrine is able to reduce firing of N.E. nerve cells in the locus coeruleus.