Patho Ch2 Review

Front

What is respiratory alkalosis?

Back

A condition characterized by a decrease in carbon dioxide levels in the blood, leading to an increase in blood pH.

Front

What are common manifestations of respiratory alkalosis?

Back

Increased nervous system irritability, lightheadedness, and muscle twitching.

Front

What factor increases the need for water in infants?

Back

Higher metabolic rate.

Front

What is tetany?

Back

Increased muscle spasms due to low serum calcium levels.

Front

What causes tetany?

Back

Increased permeability of nerve membranes due to low serum calcium.

Front

What is hyponatremia?

Back

A condition characterized by low sodium levels in the blood.

Front

What is a common cause of hyponatremia?

Back

Excessive sweating.

Front

What is the role of parathyroid hormone (PTH)?

Back

Regulates calcium levels in the blood by increasing calcium absorption from the digestive tract and releasing calcium from bones.

Front

What effect does increased parathyroid hormone have on calcium absorption?

Back

Increased absorption of calcium from the digestive tract.

Front

What is the thirst mechanism?

Back

A physiological response that triggers the sensation of thirst to encourage fluid intake.