Category: S

After repeated exposure to an antigen, an accelerated production of antibodies. The rapid, strong response by T and B cells to a second or subsequent appearance of an immunogen. This occurs because of the availability of T and B lymphocyte memory cells.  

High blood pressure that results from a specific cause or pathological condition essential hypertension. Secondary hypertension is high blood pressure caused by a specific condition, such as kidney disease, a tumor of the adrenal gland, or a defect of the aorta.  

A homosexual who has had heterosexual contacts but who has learned to prefer homosexual activity.  

Services associated with hospitalization, primary health care.  

Learned or conditioned stimuli that influence sexual motivation and behavior, primary erotic stimuli.  

A condition in which a man is unable to achieve or maintain an erection long enough to engage in successful sexual intercourse although he has been able to perform adequately in the past, primary erectile dysfunction.  

Ejaculatory incompetence that occurs after a man achieves successful ejaculation.  

A peripheral trait of personality that appears in a limited number of situations.  

A sociological term for behavior that deviates from the norm and that is used as a basis for self-definition, primary deviance.  

Hypoactive sexual desire.