Glossary P

- Preferential looking (PL) Technique : Preferential looking (PL) technique refers to a technique used to measure perception in infants where two (2) stimuli are presented, and the infant’s looking behavior is monitored for the amount of time the infant spends viewing each stimulus.

Preferred Provider Organization (PPO) is defined as a network of affiliated practitioners that has agreed to charge pre-established rates for particular medical services. Preferred Provider Organization (PPO) also refers to a managed care system that contracts with outside providers to supply services to members. These outside providers are reimbursed for their services at a discounted rate in return for an increased number of member referrals.

Preformated Reports are forms prepared manually by investigators

Prefrontal cortex is the region at the front of the brain important in language, emotional expression, the planning and producing of new ideas, and the mediation of social interactions; anterior portion of the frontal lobe of the cortex, which responds mostly to the sensory stimuli that signal the need for a movement Moreover, Prefrontal cortex is the region in the frontal lobe that is involved with executive functioning; the very front of the frontal lobes; involved in sense of self, reasoning, and planning.

Prefrontal Lobotomy refers to a type of Psychosurgery in which the frontal lobes of the brain are severed from the lower centers of the brain in people suffering from Psychosis. Prefrontal Lobotomy, moreover, is an operation that severs the nerve fibers that connect the brain's frontal lobe to the Thalamus which is performed on individuals with severe mental disorders that have not responded to other treatments.

Prefrontal motor cortex is the section of the frontal lobe. This area is considered to be the "conductor" or "executor" of the brain. Prefrontal motor cortex is also called Prefrontal cortex.

Pregnancy Discrimination Act refers to a 1978 Federal Law protecting the rights of pregnant women.

Prejudgment is defined as the inability to make a fair and objective assessment of another person because of interfering prior knowledge, first impressions, or stereotypes.