MICROANATOMY

BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS

BLOOD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Human blood is ____
A
Alkaline
B
Neutral
C
Acidic
D
Sweet tasting
Explanation: 

Detailed explanation-1: -The acidity or alkalinity of any solution, including blood, is indicated on the pH scale. The pH scale, ranges from 0 (strongly acidic) to 14 (strongly basic or alkaline). A pH of 7.0, in the middle of this scale, is neutral. Blood is normally slightly basic, with a normal pH range of about 7.35 to 7.45.

Detailed explanation-2: -Human life requires a tightly controlled pH level in the serum of about 7.4 (a slightly alkaline range of 7.35 to 7.45) to survive [1].

Detailed explanation-3: -Certain situations and medical conditions can mean that the body is unable to keep blood pH within the healthy range. The pH of the blood can change in both directions. Acidosis occurs when the blood is too acidic, with a pH below 7.35. Alkalosis occurs when the blood is not acidic enough, with a pH above 7.45.

Detailed explanation-4: -Your blood has a normal pH range of 7.35 to 7.45. This means that blood is naturally slightly alkaline or basic.

Detailed explanation-5: -A pH of 7 is considered to be neutral. Therefore, since the normal range for human blood is 7.35-7.45 (usually maintained right around 7.40), blood is considered to be slightly alkaline. Both the kidneys and lungs help regulate the pH of blood through respiration and metabolism.

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