A trimpot or trimmer potentiometer is a small potentiometer which is used for adjustment, tuning and calibration in circuits. When they are used as a variable resistance (wired as a rheostat) they are called preset resistors.
Gynecologists specialize in the female reproductive system, but also care for women's overall health. A gynecologist is a doctor who treats medical conditions and diseases that affect women and their reproductive organs. (Gynecologists are also trained in obstetrics-the care of women during pregnancy and childbirth, which overlaps with gynecology.) 2.
An obstetrician-gynecologist, or OB-GYN, has expertise in female reproductive health, pregnancy, and childbirth. Some OB-GYNs offer a wide range of general health services similar to your primary care doctor. Others focus on the medical care of the female reproductive system.