Acid-Base Balance Quiz

Respiratory acidosis is caused by?

• Hyperventilation

• Hypoventilation

• Diarrhea

• Vomiting

In respiratory acidosis, pH is?

• Increased

• Decreased

• Unchanged

• Variable

A common cause of respiratory alkalosis is?

• Asthma

• Emphysema

• Hyperventilation

• Kidney failure

In respiratory alkalosis, what happens to blood pH?

• Decreases

• Increases

• No change

• Fluctuates

Which ion is often decreased in serum during alkalosis?

• Na⁺

• K⁺

• Ca²⁺

• Cl⁻

Hypocalcemia in alkalosis is due to?

• Decreased ionized calcium

• Increased calcium absorption

• Increased bone resorption

• Excessive PTH

What is the usual effect of acidosis on serum potassium levels?

• Hypokalemia

• Hyperkalemia

• No effect

• Fluctuation

Which of the following is a cause of hyperkalemia in acid-base disturbance?

• Respiratory alkalosis

• Metabolic alkalosis

• Metabolic acidosis

• Respiratory alkalosis

What best describes the Fluid Mosaic Model?

• Rigid membrane with proteins

• Rigid lipid layer

• Dynamic membrane with lipids and proteins

• Protein-only membrane

Which factor increases membrane fluidity?

• High cholesterol

• Long saturated fatty acids

• Unsaturated fatty acids

• Cold temperature