Importance Of PH Control

Question 1

The pH of the ECF normally remains within

Answer 1

7.35-7.45

Question 2

Changes in hydrogen concentrations

Answer 2

Disrupt the stability of plasma membrane,
Alter the structure of proteins,
and change the activities of important enzymes

Question 3

Acidemia

Answer 3

When the pH of blood falls below 7.35

Resulting in acidosis.

Question 4

Alkalemia

Answer 4

When the pH of blood rises above 7.45

Results in alkalosis

Question 5

Severe acidosis pH below 7.0 can be deadly because

Answer 5

1. Central nervous system function deteriorates person may become comatose.
2. Cardiac contractions grow weak and irregular, and signs and symptoms of heart failure may develop.
3. Peripheral vasodilation produces a dramatic decrease in blood pressure, potentially producing circulatory collapse.