2.1 - 2.2 Flashcards
What is the universal solvent?
WATER!!!!
What is the substance called that dissolves in a solvent?
Solute
Why do healthy adult females have slightly less total body water %?
Because they typically have more body fat
Do obese people have a higher or lower total body water % than non- obese people?
Lower
What % water is a healthy adult female and male
Female = 55%
Male = 60%
What body compartment has the most water?
Intercellular
Typical adult has about how much blood?
About 5L
Blood plasma is a part of what fluid compartment?
Extracellular
A water molecule contains 2 ___ and 1 ____ atoms that are bonded by ____ bonds
Oxygen
Hydrogen
Covalent bonds
What charge do electrons have?
Negative
In a water molecule, the electrons are pulled closer to the oxygen compared to the hydrogens
making water molecules what?
Polar (<3 water)
The hydrogen of 1 water molecule will be attracted to the oxygen of another water molecule and will form what?
Hydrogen bonds
Hydrogen bonds cause water molecules to form droplets and stay close together this is called ____
Surface tension
something that is water loving is called what?
hydrophilic
What are examples of Hydrophilic molecules?
Charged molecules like sodium ions or polar molecules like sugar
