The volume of icf decrease with increasing age and this accounts for most of the age related decline in total body water. Fluids ingested drinkingin food from metabolism. We use your linkedin profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime. View and download powerpoint presentations on body fluid compartments ppt. Measurement of osmolarity.
Quality assurance may be an issue because internal quality control material and external quality assessment material are usually serum or urine based. The sampling system has a pumping arrangement which pumps body fluid from a cannula to a fluid sink. There is no tracer for the measurement as a whole of the myriad components of transcellular water. Freezing point of the plasma 056oc. Body composition 60 7 18 15 body composition water minerals proteins fats. Insensible skin insensible lungs sweat.
Methods exist for the estimation of the various components individually. Water balance positive and negative water balance 6. Body fluid physiologydrferhan authorstream presentation. Body fluids affect biochemical assays in potentially two main ways the assays themselves and the methods used for assay quality assurance. Volumes compartments of body fluids 2. The optical sensor determines a concentration of at least one constituent of the body fluid.
Intracellular fluid 40 of body weight 28liters extracellular fluid 20 of body weight plasma 5 of body weight or 25 of ecf 35ltr interstitial fluid 15 of body weight or 75 of ecf 105 liters transcellular ecf saliva sweat csf intraocular fluid bile pleural peritoneal pericardial and synovial fluid lacrimal fluid fluids of gut cochlea. A device for monitoring a constituent of body fluid continuously or repeatedly over a time period includes a body fluid sampling system and an optical sensor arrangement. Significance of body fluids. Transcellular fluids is a relatively small volume which includes csf intraocular fluid fluids in git and potential spaces joints pleura peritoneum intravascular blood plasma 13 of total body water is extracellular the remaining 23 are intracellular measurment of body fluid volumes. Daidaily intake and output of water mlkg mldayda. Thursday december 10 2015 3.
Dai daily intake and output of water mlkg mlday da prolonged heavy exercise normal. Measurement of each compartment 4. Chapter 18 fluid and electrolyte balance body fluids water is most abundant body compound references to average body water volume based on a healthy. Thus 03 osm or 300 mosm. Composition of body fluids 3. 200 2100 200 intake.
Osmolarity of body fluids measurement. 2300 total intake 350 650 5000 100 500 350 350 100 100 1400 output. Cryoscopy 1 mole solute drops the freezing point of the water from 0 to 186oc.