Term | Definition |
Active Transport | Moves solutes against opposing force |
Passive Transport | Movement of solvent and solute across a membrane |
Tonicity | Concentration |
Isotonic | Solute concentration =
Osmotic pressure = |
Hypotonic | Solute concentration stronger
Osmotic pressure stronger |
Hypertonic | Solute concentration weaker
Osmotic pressure weaker |
Sodium Potassium Ion Pump | |
Diffusion | Movement of solutes(solids) |
Osmosis | Movement of solvents(water) |
Filtration | Movement of solvents and solutes |
Solvent | Liquid which dissolves solutes |
Solute | Substance dissolved in a solvent |
Hydrostatic Pressure | Pushes |
Osmotic Pressure | Pulls |
Acid Base Balance | |
Extracellular Fluid | Fluid stored outside the cell/most critical to regulate,1/3 of all body fluids
Electrolyte |
Intracellular Fluid | Fluid stored inside the cell,2/3 of all body fluid
Electrolyte |
Ion | |
Cations | +charged protons/electrons |
Anions | -charged electrons/protons |
Overhydration | Fluid Volume Excess |
Edema | General term for overhydration |
Ascites | Excess fluid in peritoneal cavity |
Hypervolemia | Excess fluid in the blood |
Pulmonary Edema | Fluid in the lungs |
Anascara | Uncontrolled systemic edema |
RAA System | Renin,Angiotensin,Aldosterone |
Intravascular Fluid | Inside of cell |
Interstitial Fluid | In between cells |
Euvolemic | Input=Output |
Positive Feedback | Not homeostatic. Body intensifies 1st stimulus. Ex. Giving birth, blood clotting |
Negative Feedback | Body reverses original stimulus to regain balance |
Feedback Systems | Nervous system, Endocrine System |
Electrolytes | Substances which dissolve in H2O. Carry electrical charge |
Homeostasis | |