Acid base balance Flashcards
1
Q
What is acid base balance?
A
a balance of hydrogen ions (H+) in body fluids
2
Q
If H+ are high …
A
pH is low (acidic)
3
Q
If H+ are low..
A
pH is high (alkaline)
4
Q
To maintain bodys normal pH , H+ must be..
A
neutralized or excreted
5
Q
what are the main organs involed in regulation of acid base balace
A
Kidneys and lungs
6
Q
Normal aterial blood pH
A
7.35 to 7.45
7
Q
How pH determined?
A
by arterial blood gas (ABG) sampling
8
Q
Normal range for PaCO2
A
35-45 mmHg
9
Q
Normal range for HCO3
A
22-26 mEq/L
10
Q
CO2 is controlled by
A
Lungs
11
Q
if CO2 is high, its..
A
Repsiratory acidosis
12
Q
id CO2 is low, its..
A
Respiratory alkalosis
13
Q
HCO3 is controlled by..
A
Kidneys
14
Q
if HC03 is high, its..
A
metabolic alkalosis
15
Q
if HCO3 is low, its..
A
metabolic acidosis
