Chapter 20: Acid-Base Balance Flashcards
1
Q
What does pH stand for?
A
Power of Hydrogen
2
Q
A pH higher than 7.0 indicates an _____ solution (that is, one with a lower concentration of hydrogen than hydroxide ions).
A
alkaline
3
Q
A pH lower than 7.0 indicates an ____ solution (that is, one with a higher hydrogen ion concentration than hydroxide ion concentration).
A
acid
4
Q
What are the body’s 2 types of mechanisms for regulating the pH of its fluids?
A
- Chemical pH control mechanisms
2. Physiological pH control mechanisms
5
Q
What are buffers?
A
Chemical buffers are substances that prevent a sharp change in the pH of a fluid when an acid or base is added to it.
