Question

What is the pH range of our body?

Answer 1

Hint: The negative logarithm of $H^+$ ion concentration is used to calculate pH. As a result, the meaning of pH is justified as hydrogen power.
We know that acids and bases do not all react at the same pace with the same chemical substance. Some have a strong reaction, some have a mild reaction, and some have no reaction at all. We utilise a universal indicator to determine the strength of acids and bases quantitatively, which shows distinct colours at varying concentrations of hydrogen ions in solution. In general, the pH value of acids and bases is used to determine their strength quantitatively.

Complete answer:
The pH of blood indicates whether the body is acidic or alkaline. It is a significant indicator of overall health. Because a normal pH is required for the body's optimal functionality, it is maintained by a variety of physiological processes.
A healthy person's pH ranges between \[7.35\] to \[7.45\]. It's a little plain.
The acid-base balance in our bodies keeps the pH at a healthy level. Maintaining equilibrium is critical.
Blood pH is controlled by a number of factors. \[C{O_2}\], electrolyte, and weak acid concentrations all influence the pH of blood plasma. The following are the two main organs that regulate blood pH:
Lungs- They are involved in gaseous exchange and are responsible for \[C{O_2}\] removal. The brain controls the breathing process, allowing the brain and lungs to maintain blood pH by controlling breathing pace and intensity.
Kidneys—Through excretion, they keep the pH in check. They get rid of any excess acid or bases in the blood.
As a result of respiration, excretion, and other metabolic activities, our bodies maintain pH balance. Any change in blood pH, such as acidosis or alkalosis, is caused by reduced organ function.

Note:
Causes of abnormal pH-
When the pH of the blood is higher than usual, it is known as alkalosis. It could be the result of a little disease or a more serious ailment.
The following factors may contribute to a high blood pH:
Excessive urination, vomiting, diarrhoea, and other forms of excessive fluid loss
When the kidneys do not eliminate enough alkaline chemicals from the blood, it is called alkalosis.
Acidosis can be caused by a variety of factors, and it is more common than alkalosis. The following are the main causes of acidosis:
Ketoacidosis is a type of ketoacidosis that occurs when a person has diabetes.
Kidney disease or failure causes metabolic acidosis.
Lung disorders such as pneumonia, bronchitis, asthma, and chronic pulmonary diseases cause respiratory acidosis.