Anatomy Physiology

Interactive Physiology: 10- system Suite: CD-ROM

Assignment: Watch the following interactive topics in

Physiology

Choose a System: Fluids & Electrolytes

A. Introduction to Body Fluids

10. Fluid Compartments –

Name the 2 major fluid compartments

_Intracellular_____________________ and __________Extracellular___________

Name the 2 subcompartments of the ECF

______________ Interstitial fluid_________ and ___________Plasma__________

What % of the body is water? ____50-65%_________

Where is the highest percentage of fluid in the body?

a. inside the cells (intracellular)

b. outside the cells (extracellular)

11. Composition of Body Fluids

Give an example of a colloid in plasma. _______________

What is the charge on this colloid? _______________

12. Electrolytes

Name the 4 positive cations in the plasma of the blood

_Sodium, Potassium, Calcium, Magnesium

_________________________________________________

Name the most abundant anions in the plasma of the blood

__Chloride, Bicarbonate

________________________________________________

19. Osmosis

Define osmosis: a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane. _____________________________________

20. Tonicity

What happens to cell volume in a hypotonic solution? __swell__

What happens to cell volume in an isotonic solution? __nothing, stays the same____

What happens to cell volume in a hypertonic solution? __shrink___

Which salt solution is isotonic to red blood cells? ________

a. 0.1% NaCl, 0.5% NaCl, 0.9% NaCl, 10% NaCl

Which salt solution is hypotonic to red blood cells? __0.5%_____

21. Osmotic Pressure

Complete the sentence: The greater the number of solute particles dissolved...