Global Classroom 2

Question 1

What is a buffer system?

Answer 1

Involves a solution that contains is weak acid and the conjugate base of a weak acid.

Involves a solution that contains a weak base and the conjugate acid of a weak base.

Involves a solution that resists changes in hydrogen ions concentration.

Question 2

Which organs are key players in maintaining acid-base balance?

Answer 2

Kidney

Lung

Question 3

Which are the primary acid-base disorders?

Answer 3

Respiratory alkalosis disorder

Respiratory acidosis disorder

Metabolic acidosis disorder

Metabolic alkalosis disorder

Question 4

What are the required lab values you need to access acid-base disorders?

Answer 4

pH

HCO3-

H+

pCO2

Question 5

When would you consider metabolic alkalosis?

Answer 5

High pH

High HCO3- level

High pCO2 level

Question 6

What are the common causes for respiratory acidosis?

Answer 6

Reduced exhalation

Inadequate gaseous exchange at tissue level

Parenchymal lung disease

Question 7

What is anion gap?

Answer 7

Difference between the negatively charged and positively charged electrolytes in blood

Question 8

How would you identify metabolic acidosis in a mixed acid-base disorder?

Answer 8

Reduced Cl- and HCO3-

Elevated anion gap

Elevated Na+ and K+