Key Substances & Inorganic Compounds Flashcards
Name the 2 key cellular substances?
NUTRIENTS
+
OXYGEN
Name the substances needed for body structure and function?
NUTRIENTS
Cells need _________ in order to function.
OXYGEN
Name the 4 main examples of inorganic compounds?
WATER \+ MANY SALTS \+ ACIDS \+ BASES
Water accounts for _____% of body weight.
65%
Nearly all ___________ ____________ in the body occur in water.
CHEMICAL REACTIONS
In a solution, the chief substance is called what?
SOLVENT
In a solution, the substance being dissolved is referred to as what?
SOLUTE
In a _________, __________ dissolves __________.
SOLUTION \+ SOLVENT \+ SOLUTE
What is the term for when inorganic acids, bases or salts dissolve in water and separate into ions surrounded by water molecules?
DISSOCIATE
Name the substance which dissociates into one or more hydroGEN ions (H+) ?
ACID
Name the substance which dissociates into one or more hydroXIDE ions (OH-) ?
BASE
aka
ALKALINE
Name the substance which dissociates into positive and negative ions (neither is H+ or OH-)
SALT
What is the neutral level on the pH scale?
7.0
What is an example pH level for when more hydrogen ions (H+) are dissolved in a solution?
ANY ACIDIC LEVEL
0.0 - 6.9
What is an example pH level for when more hydroxide ions (OH-) are dissolved in a solution?
ANY BASIC (ALKALINE) LEVEL 7.1 - 14.0
The body doesn’t tolerate significant changes in _____, with the bloods levels between _____ - _____.
BODY pH LEVEL
between 7.35 - 7.45 (BASIC/ALKALINE)
TRUE or FALSE
All body fluids are alkaline.
FALSE
Vaginal fluid, urine, and saliva are all acidic.
Blood, semen, CSP fluid, pancreatic juice, and bile are all alkaline.
