HLSC 2410 RENAL SYSTEM EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED

HLSC 2410 RENAL SYSTEM EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED Tonicity the relative concentration of solutions that determine the direction and extent of diffusion Molarity the number of moles of solute per liter of solution Osmoles Amount of substance that dissociates in solution to form 1 mole of osmotically active particles Osmolarity Concentration of osmotically active particles in a solution Oncotic pressure Pressure generated by large molecules trapped (especially proteins) in solutions: "pulling pressure" Hydrostatic pressure Pressure exerted by liquids "pushing pressure" Water Most abundant substance in the body Intracellular volume volume of fluid within all cells of body Extracellular volume "Non-intracellular" fluid (interstitial space, intravascular compartment, lymph, transcellular) 1/3 ECF = ___ of TBW 2/3 ICF = __ of TBW Cell membrane ECF and ICF is separated by ___ Capillary membrane Interstitial fluid and plasma is separated by ___ Interstitial fluid 3/4 of ECF Plasma 1/4 of ECF Volume and composition Main role of the kidneys is to maintain the __ and __ of the body fluids constant despite wide variation in daily intake of water and solute Plasma Kidneys are known as ___ purification Acid-Base Balance Water Removal Erythropoiesis Toxin Removal Blood Pressure Control Electrolyte Balance Vitamin D Activation Functions of the Kidneys 'A WET BED' stands for: eliminating One function of the kidney includes ___ metabolic waste products (urea, uric acid, creatinine) and foreign compounds (drugs, toxins, pesticides) Erythropoietin Renin 1-alpha hydroxylase Kidneys secrete 3 hormones: Gluconeogenesis Kidneys also help the liver with ___ Nephrons Hollow tubes with filtered plasma in the lumen and capillary