Pharmaceutical Sales Rep. Certification Exam Update Questions and Correct Answers

Cell Membrane - Semi-permable membrane that protects cells - selectively facilitates or blocke entry and exit of various substances into and out of the cell Cell Membrane Receptors - Specific molecules on the cell membrane that produces or blocks biological activity in the presence of a specific substance. Most drugs exert their effect by binding to cell receptors sensitive to their presence. Nucleus - Cell Brain- not all cells have one Cytoplasm/Protoplasm - the substance inside the outer membrane and outside of the nucleus. This contains most of the intracellular fluid extracellular fluid - body fluids located between and outside of cells Tissues - Similar cells grouped together for same function Epithelial Tissue - covers body surfaces and lines body cavities, organs, and blood vessels Connective Tissue - Connects and supports other tissues Ex. Tendons and ligaments Muscle Tissue - For body movement - 3 types Skeletal, Smooth and Cardiac Nerve Tissues - generate, carry or conduct electrical impulses in and out of the brain, nerves and spinal cord Organs - Groups of tissues that work together to perform a specific function Plasma - Liquid part of blood that Carries proteins and other substances Proteins - Chains of amino acids Essential Amino Acids - Amino acids that are needed, but cannot be made by the body; they must be eatin in foods Protein Binding - the ability of certain drugs to bind to plasma protein. Important for determine amount of drug at site of action Fats - Stored in body tissues as great source of reserve energy Needed for growth and absorption of some vitamins Carbohydrates - Body's main source of energy. Broken down into glucose and used for immediate metabolic reactions Vitamins - Substances needed for growth and normal regulation of metabolic processes- must be taken in from outside of body Minerals - Substances need for body functions Main: calcium,potassium,iron,sodium, phosphorus, and iodine