Element that is not found in blood is

Question

Question

This question was previously asked in

RRB Pharmacist Previous Year Paper 2015

Answer 1

Correct Answer: Chromium

Rationale:

Chromium is a trace element that is not typically found in significant amounts in the blood. It plays a role in the metabolism of carbohydrates, fats, and proteins by enhancing the action of insulin.
While chromium is essential for some bodily functions, it is not a component of blood in the same way that iron, copper, and magnesium are. Its presence in the blood is minimal and not critical for the primary functions of blood.

Explanation of Other Options:

Iron

Rationale: Iron is a crucial element found in the blood, primarily as a component of hemoglobin in red blood cells. Hemoglobin is responsible for transporting oxygen from the lungs to the rest of the body and returning carbon dioxide from the tissues to the lungs.

Copper

Rationale: Copper is another essential element found in the blood. It is a part of several enzymes and proteins that are important for iron metabolism, the formation of connective tissue, and the function of the nervous system.

Magnesium

Rationale: Magnesium is found in the blood and is vital for many biochemical reactions in the body. It helps regulate muscle and nerve function, blood sugar levels, and blood pressure, and is necessary for the synthesis of protein, bone, and DNA.

Conclusion:

Among the given options, chromium is the element that is not found in significant amounts in the blood. Iron, copper, and magnesium all play essential roles in various bodily functions and are present in the blood to support these functions.