A Pap test, also called a Pap smear, is an exam a doctor uses to test for cervical cancer in women. It can also reveal changes in your cervical cells that may turn into cancer later.
Neurotransmitters A Neuron is a specialized nerve cell that receives, processes, and transmits information to other cells in the body. We have a fixed number of neurons, which means they do not regenerate.
A third neurotransmitter of importance in depression is dopamine, the same molecule that is involved in schizophrenia and Parkinson's disease. Dopamine plays an important role in rewards and positive reinforcementâ in other words, in the pursuit of gratification.